In Westminster there are 4 residential Fiber providers covering 63.61% of the city. The average home can get speeds up to 2,928 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.
This page contains all Fiber internet providers in Westminster, CO.
To see availability maps for all providers including fiber, cable, DSL, and more in Westminster, CO please click below.
Westminster, CO Availability Maps
Fiber Internet Service Providers in Westminster
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 Westminster are not shown.
Westminster 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
Where in Westminster is fiber internet available?
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Fiber is available in 63.61% of Westminster. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Quantum Fiber. Call one of the companies with service in Westminster above to see who has service at your home.
How fast is fiber internet in Westminster?
The map below shows maximum fiber internet speeds by area in Westminster.
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The average Westminster home can get up to 2,928 Mbps on their fiber internet plan. The fastest fiber download speed in the city is 8,000 Mbps, which 11.31% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 1.30% of homes can only purchase plans up to 200 Mbps. See the internet provider details below for info about their speed and coverage in Westminster.
Fiber internet speeds tend to be faster in the southwest parts of Westminster, and slower in the north areas of the city.
Is fiber the fastest internet I can get in Westminster?
The fastest internet for you may vary based on where in Westminster you live. In general, cable competes most often with fiber in the city.
- Fiber is the fastest internet type for 44.07% of Westminster homes.
- Cable is fastest for 55.85% 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 Westminster homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Westminster, along with details on where in Westminster and at what speeds.
Quantum Fiber Fiber in Westminster, CO
Quantum Fiber fiber coverage
About 42.62%, or 35,822 people, have Quantum Fiber fiber internet available to them in the city. The company covers the entire Westminster area. Quantum Fiber is one of the largest internet service providers internet service providers in the US, with internet service available in some of Westminster.
Quantum Fiber fiber download speeds
Quantum Fiber is the fastest when comparing download speeds to all other internet providers in Westminster. Versus other fiber providers in the area, Quantum Fiber fiber is the fastest. There are 4 different maximum speeds throughout Westminster. The fastest plan anyone in Westminster 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 Westminster customers is up to 3,457 Mbps.
Show all download speeds
- 26.5% up to 8,000.0 Mbps
- 60.4% up to 2,000.0 Mbps
- 6.7% up to 1,000.0 Mbps
- 6.3% up to 940.0 Mbps
Quantum Fiber fiber upload speeds
In Westminster 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 Westminster 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 Westminster 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 2,853 Mbps.
Show all upload speeds
- 26.5% up to 8,000.0 Mbps
- 67.1% up to 1,000.0 Mbps
- 6.3% up to 940.0 Mbps
Intrepid Fiber Networks Fiber in Westminster, CO
Intrepid Fiber fiber coverage
About 26.25%, or 22,067 people, have Intrepid Fiber fiber internet available to them in the city. The company covers the central, northeast, west, east, and south Westminster area. Intrepid Fiber is a large internet service provider internet service providers in the US, with internet service available in a small portion of Westminster.
Intrepid Fiber Networks fiber download speeds
Intrepid Fiber is above average when comparing download speeds to all other internet providers in Westminster. Versus other fiber providers in the area, Intrepid Fiber fiber is below average. There are no different maximum speeds throughout Westminster. The fastest plan anyone in Westminster can order from Intrepid Fiber goes up to 2,000 Mbps, and all Westminster customers can get this speed.
Show all download speeds
- 100.0% up to 2,000.0 Mbps
Intrepid Fiber Networks fiber upload speeds
In Westminster download speeds tend to be equal to than upload speeds for Intrepid Fiber fiber. Compared to other ISPs, Intrepid Fiber is above average where upload speeds are concerned, and above average compared to other Westminster fiber providers. Intrepid Fiber offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Westminster is up to 2,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 2,000.0 Mbps
Centurylink Fiber in Westminster, CO
Centurylink fiber coverage
About 23.74%, or 19,952 people, have Centurylink fiber internet available to them in the city. The company covers the entire Westminster 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 Westminster.
Centurylink fiber download speeds
Centurylink is above average when comparing download speeds to all other internet providers in Westminster. Versus other fiber providers in the area, Centurylink fiber is the slowest. There are 5 different maximum speeds throughout Westminster. The fastest plan anyone in Westminster can order from Centurylink goes up to 1,000 Mbps, the slowest package only goes up to 40 Mbps, and the city-wide average maximum speed for Westminster customers is up to 896 Mbps.
Show all download speeds
- 46.2% up to 1,000.0 Mbps
- 44.5% up to 940.0 Mbps
- 6.7% up to 200.0 Mbps
- 2.3% up to 100.0 Mbps
- 0.4% up to 40.0 Mbps
Centurylink fiber upload speeds
In Westminster 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 the slowest compared to other Westminster fiber providers. Centurylink 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 Westminster is up to 1,000 Mbps. Some customers have slower plan choices, which only go up to 20 Mbps. On average, Centurylink customers can get speeds up to 856 Mbps.
Show all upload speeds
- 46.2% up to 1,000.0 Mbps
- 39.1% up to 940.0 Mbps
- 12.1% up to 200.0 Mbps
- 2.2% up to 100.0 Mbps
- 0.1% up to 50.0 Mbps
- 0.4% up to 20.0 Mbps
XFINITY from Comcast Fiber in Westminster, CO
XFINITY fiber coverage
About 1.84%, or 1,549 people, have XFINITY fiber internet available to them in the city. The company covers the northeast, west, northwest, and southeast Westminster area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Westminster.
XFINITY from Comcast fiber download speeds
XFINITY is above average when comparing download speeds to all other internet providers in Westminster. Versus other fiber providers in the area, XFINITY fiber is below average. There are no different maximum speeds throughout Westminster. The fastest plan anyone in Westminster can order from XFINITY goes up to 2,000 Mbps, and all Westminster customers can get this speed.
Show all download speeds
- 100.0% up to 2,000.0 Mbps
XFINITY from Comcast fiber upload speeds
In Westminster download speeds tend to be faster than than upload speeds for XFINITY fiber. Compared to other ISPs, XFINITY is above average where upload speeds are concerned, and below average compared to other Westminster fiber providers. XFINITY 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 Westminster is up to 2,000 Mbps. Some customers have slower plan choices, which only go up to 250 Mbps. On average, XFINITY customers can get speeds up to 1,439 Mbps.
Show all upload speeds
- 67.9% up to 2,000.0 Mbps
- 32.1% up to 250.0 Mbps
Westminster Fiber by Area
This information is most helpful to those looking for homes or considering moving to Westminster or any of the areas nearby.
How does fiber internet in Westminster compare to the rest of Colorado?
Fiber internet speeds in Westminster are much faster versus the average speeds in Colorado: 0.00 Mbps in Colorado versus 2,928 Mbps in the city. The state has similar fiber availability compared to the city. Average fiber coverage in Colorado is 0.00% versus 63.61% in Westminster.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Westminster are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does fiber internet 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
- Federal Heights, CO: less fiber coverage, faster speeds
- Sherrelwood, CO: more fiber coverage, slower speeds
- Broomfield, CO: less fiber coverage, slower speeds
- Welby, CO: more fiber coverage, faster speeds
- Northglenn, CO: more fiber coverage, faster speeds
- Thornton, CO: less fiber coverage, faster speeds
- Berkley, CO: more fiber coverage, slower speeds
- Arvada, CO: less fiber coverage, faster speeds
- North Washington, CO: less fiber coverage, faster speeds
- Derby, CO: more fiber coverage, slower speeds
Cities with Similar Populations
- Temecula, CA: more fiber coverage, faster speeds
- Temperance, GA: less fiber coverage, slower speeds
- Towner, ND: more fiber coverage, slower speeds
- Thousand Oaks, CA: more fiber coverage, faster speeds
- Terre Haute, IN: more fiber coverage, faster speeds
- Tiplersville, MS: more fiber coverage, slower speeds
- Terre Haute, OH: less fiber coverage, slower speeds
- Tilly, AR: more fiber coverage, slower speeds
- Topeka, KS: less fiber coverage, faster speeds
- Tonieville, KY: less fiber coverage, slower speeds