In Grand Detour there are 10 residential internet providers covering 100.00% of the city. The average home can get speeds up to 2,298 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.
Jump to Availability Maps
10 Internet Service Providers in Grand Detour
Satellite TV and internet are available everywhere in Grand Detour.
No internet provider of this type serves Grand Detour.
This page reflects the most recent FCC update from September 03, 2026, based on the Broadband Data Collection as of December 31, 2025.
To avoid wasting your time, providers with less than 1% coverage in Grand Detour are not shown.
Grand Detour 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 Grand Detour
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.
Please note some providers will take longer to load than others
Internet service is available in 100.00% of Grand Detour. 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 Surf. Now you can call companies in Grand Detour with more confidence that they might be available.
How fast are internet speeds in Grand Detour?
The map below shows maximum internet speeds by area in Grand Detour.
1000 Mbps+
Colorblind friendly
off
The average Grand Detour home can get up to 2,298 Mbps on their internet plan. For most people, the fastest download speed in the city is 8,000 Mbps, which 23.59% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 8.35% of homes can only purchase plans up to 25 Mbps. See the internet provider details below for info about their speed and coverage in Grand Detour.
Internet speeds tend to be faster in the southeast parts of Grand Detour, and slower in the northeast areas of the city.
What type of internet should I choose in Grand Detour?
The fastest internet for you may vary based on where in Grand Detour you live. If speed is your main concern, fixed wireless will be the fastest internet in the city.
- Fiber is the fastest internet type for 23.59% of Grand Detour homes.
- Cable is fastest for 31.03% of the city.
- DSL is fastest for 3.99%.
- Fixed wireless is fastest for 41.38%.
- Satellite internet may be the only option for less than 1% of Grand Detour homes.
Internet Market Health in Grand Detour
4+ options
Colorblind friendly
off
The map shows how competitive the Grand Detour 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 Grand Detour based on what connections the average home has availabile:
- Average number of internet service providers to a home: 5.1 (healthy)
- Average types of service (fiber, cable, DSL, etc): 2.5 (unhealthy)
- Average providers with broadband (25 Mbps+) speeds: 5.0 (healthy)
Overall, competition is healthy.
Grand Detour internet customers have the ability to buy internet service from 1 to 8 different providers, depending on where they live. For different types of service, Grand Detour homes have between 1 and 4 options. The type(s) of service available are fixed wireless, dsl, cable, 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. Grand Detour internet customers who want faster speeds have between 1 and 8 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, Grand Detour is doing better than most.
TV & Internet Providers in Depth
Below you’ll find which TV and internet providers offer service in Grand Detour, along with details on where in Grand Detour and at what speeds.
Brightspeed DSL in Grand Detour, IL
Brightspeed DSL coverage
About 94.37%, or 520 people, have Brightspeed DSL internet available to them in the city. The company covers the entire Grand Detour area. Brightspeed is one of the largest internet service providers internet service providers in the US, with internet service available in most of Grand Detour.
Brightspeed DSL download speeds
Brightspeed is below average when comparing download speeds to all other internet providers in Grand Detour. Versus other DSL providers in the area, Brightspeed DSL is the fastest. There are 4 different maximum speeds throughout Grand Detour. The fastest plan anyone in Grand Detour can order from Brightspeed goes up to 80 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Grand Detour customers is up to 67 Mbps.
Show all download speeds
- 68.8% up to 80.0 Mbps
- 10.4% up to 60.0 Mbps
- 13.5% up to 40.0 Mbps
- 7.3% up to 10.0 Mbps
Brightspeed DSL upload speeds
In Grand Detour download speeds tend to be faster than than upload speeds for Brightspeed DSL. Compared to other ISPs, Brightspeed is below average where upload speeds are concerned, and the fastest compared to other Grand Detour DSL providers. Brightspeed offers 4 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 Grand Detour is up to 10 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Brightspeed customers can get speeds up to 7.9 Mbps.
Show all upload speeds
- 68.8% up to 10.0 Mbps
- 10.4% up to 5.0 Mbps
- 13.5% up to 3.0 Mbps
- 7.3% up to 1.0 Mbps
XFINITY from Comcast Cable in Grand Detour, IL
XFINITY cable coverage
About 36.84%, or 203 people, have XFINITY cable internet available to them in the city. The company covers the southwest and west Grand Detour area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in some of Grand Detour.
XFINITY from Comcast cable download speeds
XFINITY is average when comparing download speeds to all other internet providers in Grand Detour. Versus other cable providers in the area, XFINITY cable is the fastest. There are no different maximum speeds throughout Grand Detour. The fastest plan anyone in Grand Detour can order from XFINITY goes up to 1,200 Mbps, and all Grand Detour customers can get this speed.
Show all download speeds
- 100.0% up to 1,200.0 Mbps
XFINITY from Comcast cable upload speeds
In Grand Detour 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 Grand Detour cable providers. XFINITY offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Grand Detour is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
SURF Internet Fiber in Grand Detour, IL
Surf fiber coverage
About 23.59%, or 130 people, have Surf fiber internet available to them in the city. The company covers the south, southwest, and southeast Grand Detour area. Surf is a large internet service provider internet service providers in the US, with internet service available in a small portion of Grand Detour.
SURF Internet fiber download speeds
Surf is the fastest when comparing download speeds to all other internet providers in Grand Detour. Versus other fiber providers in the area, Surf fiber is the fastest. There are no different maximum speeds throughout Grand Detour. The fastest plan anyone in Grand Detour can order from Surf goes up to 8,000 Mbps, and all Grand Detour customers can get this speed.
Show all download speeds
- 100.0% up to 8,000.0 Mbps
SURF Internet fiber upload speeds
In Grand Detour download speeds tend to be equal to than upload speeds for Surf fiber. Compared to other ISPs, Surf is the fastest where upload speeds are concerned, and the fastest compared to other Grand Detour fiber providers. Surf offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Grand Detour is up to 8,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 8,000.0 Mbps
T-Mobile Home Internet Fixed Wireless in Grand Detour, IL
T-Mobile Home Internet fixed wireless coverage
About 99.64%, or 549 people, have T-Mobile Home Internet fixed wireless internet available to them in the city. The company covers the entire Grand Detour area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in most of Grand Detour.
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 Grand Detour. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout Grand Detour. The fastest plan anyone in Grand Detour 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 Grand Detour customers is up to 50 Mbps.
Show all download speeds
- 33.2% up to 100.0 Mbps
- 66.8% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Grand Detour 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 average compared to other Grand Detour 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 Grand Detour 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 8.6 Mbps.
Show all upload speeds
- 33.2% up to 20.0 Mbps
- 66.8% up to 3.0 Mbps
EarthLink Fixed Wireless in Grand Detour, IL
EarthLink fixed wireless coverage
About 93.47%, or 515 people, have EarthLink fixed wireless internet available to them in the city. The company covers the entire Grand Detour area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in most of Grand Detour.
EarthLink fixed wireless download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in Grand Detour. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are no different maximum speeds throughout Grand Detour. The fastest plan anyone in Grand Detour can order from EarthLink goes up to 25 Mbps, and all Grand Detour customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In Grand Detour 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 Grand Detour fixed wireless providers. EarthLink offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Grand Detour is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
AT&T Fixed Wireless in Grand Detour, IL
AT&T fixed wireless coverage
About 93.47%, or 515 people, have AT&T fixed wireless internet available to them in the city. The company covers the entire Grand Detour area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in most of Grand Detour.
AT&T fixed wireless download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in Grand Detour. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are no different maximum speeds throughout Grand Detour. The fastest plan anyone in Grand Detour can order from AT&T goes up to 25 Mbps, and all Grand Detour customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In Grand Detour 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 Grand Detour fixed wireless providers. AT&T offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Grand Detour is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
Rise Broadband Fixed Wireless in Grand Detour, IL
Rise Broadband fixed wireless coverage
About 50.27%, or 277 people, have Rise Broadband fixed wireless internet available to them in the city. The company covers the southwest, west, south, and southeast Grand Detour area. Rise Broadband is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Grand Detour.
Rise Broadband fixed wireless download speeds
Rise Broadband is one of the slowest when comparing download speeds to all other internet providers in Grand Detour. Versus other fixed wireless providers in the area, Rise Broadband fixed wireless is one of the slowest. There are no different maximum speeds throughout Grand Detour. The fastest plan anyone in Grand Detour can order from Rise Broadband goes up to 25 Mbps, and all Grand Detour customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
Rise Broadband fixed wireless upload speeds
In Grand Detour 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 average compared to other Grand Detour fixed wireless providers. Rise Broadband offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Grand Detour is up to 5.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5.0 Mbps
Verizon Fixed Wireless in Grand Detour, IL
Verizon fixed wireless coverage
About 19.60%, or 108 people, have Verizon fixed wireless internet available to them in the city. The company covers the south, southwest, and southeast Grand Detour area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Grand Detour.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in Grand Detour. Versus other fixed wireless providers in the area, Verizon fixed wireless is the fastest. There are 2 different maximum speeds throughout Grand Detour. The fastest plan anyone in Grand Detour can order from Verizon goes up to 300 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Grand Detour customers is up to 175 Mbps.
Show all download speeds
- 54.6% up to 300.0 Mbps
- 45.4% up to 25.0 Mbps
Verizon fixed wireless upload speeds
In Grand Detour 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 the fastest compared to other Grand Detour 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 Grand Detour is up to 20 Mbps. Some customers have slower plan choices, which only go up to 6.0 Mbps. On average, Verizon customers can get speeds up to 14 Mbps.
Show all upload speeds
- 54.6% up to 20.0 Mbps
- 45.4% up to 6.0 Mbps
Grand Detour Internet by Area
This information is most helpful to those looking for homes or considering moving to Grand Detour or any of the areas nearby.
How does internet in Grand Detour compare to the rest of Illinois?
Internet speeds in Grand Detour are slower versus the average speeds in Illinois: 3,187 Mbps in Illinois versus 2,298 Mbps in the city. The state has similar internet availability compared to the city. Average internet coverage in Illinois is 99.04% versus 100.00% in Grand Detour.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Grand Detour 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
- Dixon, IL: less internet coverage, faster speeds
- Kingdom, IL: equal internet coverage, faster speeds
- Woosung, IL: equal internet coverage, slower speeds
- Nachusa, IL: equal internet coverage, slower speeds
- Stratford, IL: less internet coverage, slower speeds
- Prairieville, IL: equal internet coverage, faster speeds
- Franklin Grove, IL: less internet coverage, faster speeds
- Oregon, IL: less internet coverage, faster speeds
- Honey Creek, IL: equal internet coverage, slower speeds
- Mount Morris, IL: equal internet coverage, faster speeds
Cities with Similar Populations
- Allentown, GA: less internet coverage, slower speeds
- Yum Yum, TN: less internet coverage, slower speeds
- Wynot, NE: less internet coverage, slower speeds
- Wyatte, MS: equal internet coverage, faster speeds
- Wyandot, OH: equal internet coverage, slower speeds
- Woods Cross Roads, VA: equal internet coverage, slower speeds
- Winton, MN: less internet coverage, faster speeds
- Bagley, WI: less internet coverage, slower speeds
- Baden, WV: less internet coverage, faster speeds
- Avery, IA: less internet coverage, slower speeds