In Thornton there are 12 residential internet providers covering 100.00% of the city. The average home can get speeds up to 2,412 Mbps. Note that we may have a financial relationship with some of the providers below. This does not influence rankings, and helps us provide high-quality detailed information for free.
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12 Internet Service Providers in Thornton
Data updated 11/14/2025, based on FCC data from 12/31/2024. This is the most current data available as of .
To avoid wasting your time, providers with less than 1% coverage in Thornton are not shown.
Thornton Satellite TV & Internet Providers
DISH Satellite TV
DIRECTV Satellite TV
Not sure whether to choose Dish or DIRECTV? For most people most of the time we recommend DISH. But click here to learn more.
Viasat Satellite Internet
Availability maps for all providers in Thornton
Using the dropdown below, please select a provider. Green indicates nearly all homes have service, red indicates few homes have service, and blank indicates no service.
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Internet service is available in 100.00% of Thornton. Using our interactive availability map, you can compare service areas for different providers, we include fiber, cable, DSL, or fixed wireless internet service for all providers who offer it. You will notice that some providers might be listed multiple times for each service. If you find no providers cover the location you're looking at, you can opt for satellite service. The most widely available provider is XFINITY. Now you can call companies in Thornton with more confidence that they might be available.
How fast are internet speeds in Thornton?
The map below shows maximum internet speeds by area in Thornton.
Internet Speed Key
The average Thornton home can get up to 2,412 Mbps on their internet plan. For most people, the fastest download speed in the city is 8,000 Mbps, which 7.73% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, less than 1% of homes can only purchase plans up to 100 Mbps. See the internet provider details below for info about their speed and coverage in Thornton.
Internet speeds tend to be faster in the east parts of Thornton, and slower in the north areas of the city.
What type of internet should I choose in Thornton?
The fastest internet for you may vary based on where in Thornton you live. If speed is your main concern, cable will be the fastest internet in the city.
- Fiber is the fastest internet type for 20.82% of Thornton homes.
- Cable is fastest for 78.86% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for less than 1%.
- Satellite internet may be the only option for less than 1% of Thornton homes.
Internet Market Health in Thornton
Internet Competition Key
The map shows how competitive the Thornton internet service market is. Areas in green have more alternatives, areas in yellow have a few choices, and areas in red may have only one provider. More competition usually means faster speeds and better prices for you, the customer.
Below are quick facts on internet competition and market health in Thornton based on what connections the average home has availabile:
- Average number of internet service providers to a home: 6.2 (very healthy)
- Average types of service (fiber, cable, DSL, etc): 3.1 (very healthy)
- Average providers with broadband (25 Mbps+) speeds: 6.1 (very healthy)
Overall, competition is very healthy.
Thornton internet customers have the ability to buy internet service from 2 to 11 different providers, depending on where they live. For different types of service, Thornton homes have between 1 and 4 options. The type(s) of service available are cable, fixed wireless, dsl, and fiber, though these may vary depending on the region within the city.
When it comes to broadband download speeds faster than 25 Mbps, the situation is worse. Thornton internet customers who want faster speeds have between 2 and 11 choices of companies offering speeds up to or over 25 Mbps.
More internet companies with faster speeds means fewer monopolies and better prices for customers. In promoting a free market for internet, Thornton is doing quite well.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Thornton, along with details on where in Thornton and at what speeds.
XFINITY from Comcast Cable in Thornton, CO
XFINITY cable coverage
About 99.11%, or 87,996 people, have XFINITY cable internet available to them in the city. The company covers the entire Thornton area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in most of Thornton.
XFINITY from Comcast cable download speeds
XFINITY is above average when comparing download speeds to all other internet providers in Thornton. Versus other cable providers in the area, XFINITY cable is the fastest. There are 2 different maximum speeds throughout Thornton. The fastest plan anyone in Thornton can order from XFINITY goes up to 2,000 Mbps, the slowest package only goes up to 1,200 Mbps, and the city-wide average maximum speed for Thornton customers is up to 1,957 Mbps.
Show all download speeds
- 94.6% up to 2,000.0 Mbps
- 5.4% up to 1,200.0 Mbps
XFINITY from Comcast cable upload speeds
In Thornton download speeds tend to be faster than than upload speeds for XFINITY cable. Compared to other ISPs, XFINITY is below average where upload speeds are concerned, and the fastest compared to other Thornton cable providers. XFINITY offers 3 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Thornton is up to 2,000 Mbps. Some customers have slower plan choices, which only go up to 35 Mbps. On average, XFINITY customers can get speeds up to 272 Mbps.
Show all upload speeds
- 1.9% up to 2,000.0 Mbps
- 92.6% up to 250.0 Mbps
- 5.4% up to 35.0 Mbps
Centurylink DSL in Thornton, CO
Centurylink DSL coverage
About 90.51%, or 80,362 people, have Centurylink DSL internet available to them in the city. The company covers the entire Thornton area. Centurylink is one of the largest internet service providers internet service providers in the US, with internet service available in most of Thornton.
Centurylink DSL download speeds
Centurylink is below average when comparing download speeds to all other internet providers in Thornton. Versus other DSL providers in the area, Centurylink DSL is the fastest. There are 7 different maximum speeds throughout Thornton. The fastest plan anyone in Thornton can order from Centurylink goes up to 140 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Thornton customers is up to 104 Mbps.
Show all download speeds
- 38.9% up to 140.0 Mbps
- 0.9% up to 120.0 Mbps
- 33.3% up to 100.0 Mbps
- 10.9% up to 80.0 Mbps
- 7.1% up to 60.0 Mbps
- 5.2% up to 40.0 Mbps
- 3.7% up to 10.0 Mbps
Centurylink DSL upload speeds
In Thornton download speeds tend to be faster than than upload speeds for Centurylink DSL. Compared to other ISPs, Centurylink is below average where upload speeds are concerned, and the fastest compared to other Thornton DSL providers. Centurylink offers 7 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Thornton is up to 100 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Centurylink customers can get speeds up to 14 Mbps.
Show all upload speeds
- 0.1% up to 100.0 Mbps
- 4.8% up to 40.0 Mbps
- 38.4% up to 20.0 Mbps
- 40.6% up to 10.0 Mbps
- 7.5% up to 5.0 Mbps
- 4.8% up to 3.0 Mbps
- 3.7% up to 1.0 Mbps
Quantum Fiber Fiber in Thornton, CO
Quantum Fiber fiber coverage
About 21.20%, or 18,826 people, have Quantum Fiber fiber internet available to them in the city. The company covers the east, south, southwest, west, southeast, northeast, central, and north Thornton area. Quantum Fiber is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Thornton.
Quantum Fiber fiber download speeds
Quantum Fiber is the fastest when comparing download speeds to all other internet providers in Thornton. Versus other fiber providers in the area, Quantum Fiber fiber is the fastest. There are 4 different maximum speeds throughout Thornton. The fastest plan anyone in Thornton can order from Quantum Fiber goes up to 8,000 Mbps, the slowest package only goes up to 940 Mbps, and the city-wide average maximum speed for Thornton customers is up to 4,130 Mbps.
Show all download speeds
- 36.5% up to 8,000.0 Mbps
- 58.0% up to 2,000.0 Mbps
- 0.9% up to 1,000.0 Mbps
- 4.6% up to 940.0 Mbps
Quantum Fiber fiber upload speeds
In Thornton download speeds tend to be faster than than upload speeds for Quantum Fiber fiber. Compared to other ISPs, Quantum Fiber is the fastest where upload speeds are concerned, and the fastest compared to other Thornton fiber providers. Quantum Fiber offers 3 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Thornton is up to 8,000 Mbps. Some customers have slower plan choices, which only go up to 940 Mbps. On average, Quantum Fiber customers can get speeds up to 3,550 Mbps.
Show all upload speeds
- 36.5% up to 8,000.0 Mbps
- 59.0% up to 1,000.0 Mbps
- 4.6% up to 940.0 Mbps
Centurylink Fiber in Thornton, CO
Centurylink fiber coverage
About 15.58%, or 13,835 people, have Centurylink fiber internet available to them in the city. The company covers the south, east, southwest, northeast, west, southeast, and central Thornton area. Centurylink is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Thornton.
Centurylink fiber download speeds
Centurylink is above average when comparing download speeds to all other internet providers in Thornton. Versus other fiber providers in the area, Centurylink fiber is above average. There are 6 different maximum speeds throughout Thornton. The fastest plan anyone in Thornton can order from Centurylink goes up to 8,000 Mbps, the slowest package only goes up to 80 Mbps, and the city-wide average maximum speed for Thornton customers is up to 2,595 Mbps.
Show all download speeds
- 23.6% up to 8,000.0 Mbps
- 6.5% up to 1,000.0 Mbps
- 67.9% up to 940.0 Mbps
- 0.6% up to 200.0 Mbps
- 1.0% up to 100.0 Mbps
- 0.4% up to 80.0 Mbps
Centurylink fiber upload speeds
In Thornton download speeds tend to be faster than than upload speeds for Centurylink fiber. Compared to other ISPs, Centurylink is above average where upload speeds are concerned, and above average compared to other Thornton fiber providers. Centurylink offers 8 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Thornton is up to 8,000 Mbps. Some customers have slower plan choices, which only go up to 10 Mbps. On average, Centurylink customers can get speeds up to 2,466 Mbps.
Show all upload speeds
- 23.6% up to 8,000.0 Mbps
- 6.5% up to 1,000.0 Mbps
- 50.3% up to 940.0 Mbps
- 0.5% up to 500.0 Mbps
- 17.7% up to 200.0 Mbps
- 0.8% up to 100.0 Mbps
- 0.3% up to 50.0 Mbps
- 0.4% up to 10.0 Mbps
T-Mobile Home Internet Fixed Wireless in Thornton, CO
T-Mobile Home Internet fixed wireless coverage
About 84.43%, or 74,962 people, have T-Mobile Home Internet fixed wireless internet available to them in the city. The company covers the entire Thornton area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in much of Thornton.
T-Mobile Home Internet fixed wireless download speeds
T-Mobile Home Internet is below average when comparing download speeds to all other internet providers in Thornton. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout Thornton. The fastest plan anyone in Thornton can order from T-Mobile Home Internet goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Thornton customers is up to 54 Mbps.
Show all download speeds
- 38.5% up to 100.0 Mbps
- 61.5% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Thornton download speeds tend to be faster than than upload speeds for T-Mobile Home Internet fixed wireless. Compared to other ISPs, T-Mobile Home Internet is below average where upload speeds are concerned, and below average compared to other Thornton fixed wireless providers. T-Mobile Home Internet offers 2 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Thornton is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, T-Mobile Home Internet customers can get speeds up to 9.6 Mbps.
Show all upload speeds
- 38.5% up to 20.0 Mbps
- 61.5% up to 3.0 Mbps
Rise Broadband Fixed Wireless in Thornton, CO
Rise Broadband fixed wireless coverage
About 83.92%, or 74,511 people, have Rise Broadband fixed wireless internet available to them in the city. The company covers the entire Thornton area. Rise Broadband is one of the largest internet service providers internet service providers in the US, with internet service available in much of Thornton.
Rise Broadband fixed wireless download speeds
Rise Broadband is below average when comparing download speeds to all other internet providers in Thornton. Versus other fixed wireless providers in the area, Rise Broadband fixed wireless is above average. There are 6 different maximum speeds throughout Thornton. The fastest plan anyone in Thornton can order from Rise Broadband goes up to 400 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Thornton customers is up to 207 Mbps.
Show all download speeds
- 27.7% up to 400.0 Mbps
- 4.5% up to 300.0 Mbps
- 31.0% up to 200.0 Mbps
- 15.5% up to 100.0 Mbps
- 0.1% up to 50.0 Mbps
- 21.2% up to 25.0 Mbps
Rise Broadband fixed wireless upload speeds
In Thornton download speeds tend to be faster than than upload speeds for Rise Broadband fixed wireless. Compared to other ISPs, Rise Broadband is below average where upload speeds are concerned, and above average compared to other Thornton fixed wireless providers. Rise Broadband offers 6 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Thornton is up to 80 Mbps. Some customers have slower plan choices, which only go up to 5.0 Mbps. On average, Rise Broadband customers can get speeds up to 41 Mbps.
Show all upload speeds
- 27.7% up to 80.0 Mbps
- 4.5% up to 60.0 Mbps
- 31.0% up to 40.0 Mbps
- 15.5% up to 20.0 Mbps
- 0.1% up to 10.0 Mbps
- 21.2% up to 5.0 Mbps
Verizon Fixed Wireless in Thornton, CO
Verizon fixed wireless coverage
About 60.48%, or 53,698 people, have Verizon fixed wireless internet available to them in the city. The company covers the entire Thornton area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Thornton.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in Thornton. Versus other fixed wireless providers in the area, Verizon fixed wireless is the fastest. There are 2 different maximum speeds throughout Thornton. The fastest plan anyone in Thornton can order from Verizon goes up to 1,000 Mbps, the slowest package only goes up to 300 Mbps, and the city-wide average maximum speed for Thornton customers is up to 305 Mbps.
Show all download speeds
- 0.7% up to 1,000.0 Mbps
- 99.3% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In Thornton download speeds tend to be faster than than upload speeds for Verizon fixed wireless. Compared to other ISPs, Verizon is below average where upload speeds are concerned, and below average compared to other Thornton fixed wireless providers. Verizon offers 2 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Thornton is up to 75 Mbps. Some customers have slower plan choices, which only go up to 20 Mbps. On average, Verizon customers can get speeds up to 20 Mbps.
Show all upload speeds
- 0.7% up to 75.0 Mbps
- 99.3% up to 20.0 Mbps
EarthLink Fixed Wireless in Thornton, CO
EarthLink fixed wireless coverage
About 59.36%, or 52,698 people, have EarthLink fixed wireless internet available to them in the city. The company covers the entire Thornton area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Thornton.
EarthLink fixed wireless download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in Thornton. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are 2 different maximum speeds throughout Thornton. The fastest plan anyone in Thornton can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Thornton customers is up to 48 Mbps.
Show all download speeds
- 30.5% up to 100.0 Mbps
- 69.5% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In Thornton download speeds tend to be faster than than upload speeds for EarthLink fixed wireless. Compared to other ISPs, EarthLink is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Thornton fixed wireless providers. EarthLink offers 2 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Thornton is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, EarthLink customers can get speeds up to 8.2 Mbps.
Show all upload speeds
- 30.5% up to 20.0 Mbps
- 69.5% up to 3.0 Mbps
AT&T Fixed Wireless in Thornton, CO
AT&T fixed wireless coverage
About 59.36%, or 52,698 people, have AT&T fixed wireless internet available to them in the city. The company covers the entire Thornton area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Thornton.
AT&T fixed wireless download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in Thornton. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are 2 different maximum speeds throughout Thornton. The fastest plan anyone in Thornton can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Thornton customers is up to 48 Mbps.
Show all download speeds
- 30.5% up to 100.0 Mbps
- 69.5% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In Thornton download speeds tend to be faster than than upload speeds for AT&T fixed wireless. Compared to other ISPs, AT&T is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Thornton fixed wireless providers. AT&T offers 2 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Thornton is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, AT&T customers can get speeds up to 8.2 Mbps.
Show all upload speeds
- 30.5% up to 20.0 Mbps
- 69.5% up to 3.0 Mbps
Aerux Broadband Fixed Wireless in Thornton, CO
Aerux Broadband fixed wireless coverage
About 28.64%, or 25,431 people, have Aerux Broadband fixed wireless internet available to them in the city. The company covers the entire Thornton area. Aerux Broadband is a large internet service provider internet service providers in the US, with internet service available in a small portion of Thornton.
Aerux Broadband fixed wireless download speeds
Aerux Broadband is below average when comparing download speeds to all other internet providers in Thornton. Versus other fixed wireless providers in the area, Aerux Broadband fixed wireless is below average. There are no different maximum speeds throughout Thornton. The fastest plan anyone in Thornton can order from Aerux Broadband goes up to 100 Mbps, and all Thornton customers can get this speed.
Show all download speeds
- 100.0% up to 100.0 Mbps
Aerux Broadband fixed wireless upload speeds
In Thornton download speeds tend to be equal to than upload speeds for Aerux Broadband fixed wireless. Compared to other ISPs, Aerux Broadband is below average where upload speeds are concerned, and one of the fastest compared to other Thornton fixed wireless providers. Aerux Broadband offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Thornton is up to 100 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 100.0 Mbps
Live Wire Networks Fixed Wireless in Thornton, CO
Live Wire Networks fixed wireless coverage
About 12.87%, or 11,423 people, have Live Wire Networks fixed wireless internet available to them in the city. The company covers the west, southwest, northwest, north, south, and central Thornton area. Live Wire Networks is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Thornton.
Live Wire Networks fixed wireless download speeds
Live Wire Networks is below average when comparing download speeds to all other internet providers in Thornton. Versus other fixed wireless providers in the area, Live Wire Networks fixed wireless is above average. There are no different maximum speeds throughout Thornton. The fastest plan anyone in Thornton can order from Live Wire Networks goes up to 250 Mbps, and all Thornton customers can get this speed.
Show all download speeds
- 100.0% up to 250.0 Mbps
Live Wire Networks fixed wireless upload speeds
In Thornton download speeds tend to be faster than than upload speeds for Live Wire Networks fixed wireless. Compared to other ISPs, Live Wire Networks is below average where upload speeds are concerned, and one of the fastest compared to other Thornton fixed wireless providers. Live Wire Networks offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Thornton is up to 100 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 100.0 Mbps
Thornton Internet by Area
This information is most helpful to those looking for homes or considering moving to Thornton or any of the areas nearby.
How does internet in Thornton compare to the rest of Colorado?
Internet speeds in Thornton are slower versus the average speeds in Colorado: 3,085 Mbps in Colorado versus 2,412 Mbps in the city. The state has similar internet availability compared to the city. Average internet coverage in Colorado is 98.59% versus 100.00% in Thornton.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Thornton are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does internet service look like in other cities?
Below are cities nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Cities
- Northglenn, CO: equal internet coverage, faster speeds
- Welby, CO: less internet coverage, faster speeds
- Federal Heights, CO: equal internet coverage, slower speeds
- Westminster, CO: less internet coverage, faster speeds
- Sherrelwood, CO: equal internet coverage, slower speeds
- Derby, CO: less internet coverage, slower speeds
- Henderson, CO: less internet coverage, slower speeds
- Broomfield, CO: less internet coverage, slower speeds
- North Washington, CO: less internet coverage, faster speeds
- Commerce City, CO: less internet coverage, slower speeds
Cities with Similar Populations
- Brandon, FL: less internet coverage, faster speeds
- Broomfield, CO: less internet coverage, slower speeds
- Bismarck, ND: less internet coverage, slower speeds
- Billings, MT: less internet coverage, faster speeds
- Bowling Green, KY: less internet coverage, faster speeds
- Brick, NJ: less internet coverage, slower speeds
- Boca Raton, FL: less internet coverage, faster speeds
- Brockton, MA: less internet coverage, slower speeds
- Bethesda, MD: less internet coverage, slower speeds
- Brandon, MS: less internet coverage, faster speeds