In Grand Detour there is 1 residential Cable provider covering 36.84% of the city. The average home can get speeds up to 1,200 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 Cable internet providers in Grand Detour, IL.
To see availability maps for all providers including fiber, cable, DSL, and more in Grand Detour, IL please click below.
Grand Detour, IL Availability Maps
Cable Internet Service Provider in Grand Detour
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 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
Where in Grand Detour is cable internet available?
Cable Internet Availability Key
Cable is available in 36.84% of Grand Detour. Areas in green have cable internet service, where areas in yellow or red may not. The most widely available provider is XFINITY. Call one of the companies with service in Grand Detour above to see who has service at your home.
How fast is cable internet in Grand Detour?
The map below shows maximum cable internet speeds by area in Grand Detour.
Cable Internet Speed Key
The average Grand Detour home can get up to 1,200 Mbps on their cable internet plan. The fastest cable download speed in the city is 1,200 Mbps, which 36.84% of residents can get.
Is cable the fastest internet I can get in Grand Detour?
The fastest internet for you may vary based on where in Grand Detour you live. In general, fixed wireless competes most often with cable in the city.
- Fiber is the fastest internet type for less than 1% of Grand Detour homes.
- Cable is fastest for 36.84% of the city.
- DSL is fastest for 10.71%.
- Fixed wireless is fastest for 52.45%.
- Satellite internet may be the only option for less than 1% of Grand Detour homes.
Cable 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.
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 the fastest 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 the fastest 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
Grand Detour Cable 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 cable internet in Grand Detour compare to the rest of Illinois?
Cable internet speeds in Grand Detour are much faster versus the average speeds in Illinois: 0.00 Mbps in Illinois versus 1,200 Mbps in the city. The state has similar cable availability compared to the city. Average cable coverage in Illinois is 0.00% versus 36.84% in Grand Detour.
What zip codes have cable internet?
Cable 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 cable 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
- Dixon, IL: more cable coverage, similar speeds
- Woosung, IL: more cable coverage, similar speeds
- Stratford, IL: less cable coverage, similar speeds
- Prairieville, IL: more cable coverage, similar speeds
- Franklin Grove, IL: more cable coverage, similar speeds
- Oregon, IL: more cable coverage, similar speeds
- Honey Creek, IL: more cable coverage, similar speeds
- Mount Morris, IL: more cable coverage, similar speeds
- Polo, IL: more cable coverage, similar speeds
- Hazelhurst, IL: less cable coverage, similar speeds
Cities with Similar Populations
- Yum Yum, TN: less cable coverage, similar speeds
- Wynot, NE: less cable coverage, slower speeds
- Wyatte, MS: less cable coverage, similar speeds
- Woods Cross Roads, VA: more cable coverage, faster speeds
- Baden, WV: less cable coverage, slower speeds
- Avery, IA: less cable coverage, slower speeds
- Ardenvoir, WA: less cable coverage, faster speeds
- Ardentown, DE: more cable coverage, faster speeds
- Antes Fort, PA: more cable coverage, faster speeds
- Appleby, TX: more cable coverage, slower speeds