In Union County there are 2 residential Cable providers covering 52.71% of the county. The average home can get speeds up to 1,000 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 Union County, IL.
To see availability maps for all providers including fiber, cable, DSL, and more in Union County, IL please click below.
Union County, IL Availability Maps
Cable Internet Service Providers in Union County
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 Union County are not shown.
Union County 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 Union County is cable internet available?
Cable Internet Availability Key
Cable is available in 52.71% of Union County. Areas in green have cable internet service, where areas in yellow or red may not. The most widely available provider is Cable One. Call one of the companies with service in Union County above to see who has service at your home.
How fast is cable internet in Union County?
The map below shows maximum cable internet speeds by area in Union County.
Cable Internet Speed Key
The average Union County home can get up to 1,000 Mbps on their cable internet plan. The fastest cable download speed in the county is 1,000 Mbps, which 52.71% of residents can get.
Is cable the fastest internet I can get in Union County?
The fastest internet for you may vary based on where in Union County you live. In general, fiber competes most often with cable in the county.
- Fiber is the fastest internet type for 98.42% of Union County homes.
- Cable is fastest for less than 1% of the county.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for less than 1%.
- Satellite internet may be the only option for 1.16% of Union County homes.
Cable Providers in Depth
Below you'll find which TV and internet providers offer service in Union County, along with details on where in Union County and at what speeds.
Sparklight Cable in Union County, IL
Sparklight cable coverage
About 41.03%, or 7,075 people, have Sparklight cable internet available to them in the county. The company covers the central, west, southwest, north, and south Union County area. Sparklight is one of the largest internet service providers internet service providers in the US, with internet service available in some of Union County.
Sparklight cable download speeds
Sparklight is below average when comparing download speeds to all other internet providers in Union County. Versus other cable providers in the area, Sparklight cable is one of the fastest. There are no different maximum speeds throughout Union County. The fastest plan anyone in Union County can order from Sparklight goes up to 1,000 Mbps, and all Union County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Sparklight cable upload speeds
In Union County download speeds tend to be faster than than upload speeds for Sparklight cable. Compared to other ISPs, Sparklight is below average where upload speeds are concerned, and one of the fastest compared to other Union County cable providers. Sparklight offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Union County is up to 50 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 50.0 Mbps
Mediacom Cable in Union County, IL
Mediacom cable coverage
About 11.68%, or 2,014 people, have Mediacom cable internet available to them in the county. The company covers the northwest and north Union County area. Mediacom is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Union County.
Mediacom cable download speeds
Mediacom is below average when comparing download speeds to all other internet providers in Union County. Versus other cable providers in the area, Mediacom cable is one of the fastest. There are no different maximum speeds throughout Union County. The fastest plan anyone in Union County can order from Mediacom goes up to 1,000 Mbps, and all Union County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Mediacom cable upload speeds
In Union County download speeds tend to be faster than than upload speeds for Mediacom cable. Compared to other ISPs, Mediacom is below average where upload speeds are concerned, and one of the fastest compared to other Union County cable providers. Mediacom offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Union County is up to 50 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 50.0 Mbps
Union County Cable by Area
This information is most helpful to those looking for homes or considering moving to Union County or any of the areas nearby.
How does cable internet in Union County compare to the rest of Illinois?
Cable internet speeds in Union County are much faster versus the average speeds in Illinois: 0.00 Mbps in Illinois versus 1,000 Mbps in the county. The state has similar cable availability compared to the county. Average cable coverage in Illinois is 0.00% versus 52.71% in Union County.
What zip codes have cable internet?
Cable internet coverage varies by zip code and neighborhood. Some examples in or around Union County 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 counties?
Below are counties nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Counties
- Johnson County, IL: less cable coverage, similar speeds
- Cape Girardeau County, MO: more cable coverage, similar speeds
- Bollinger County, MO: less cable coverage, similar speeds
- Madison County, MO: more cable coverage, similar speeds
- Crittenden County, KY: less cable coverage, similar speeds
- Iron County, MO: less cable coverage, similar speeds
- Webster County, KY: more cable coverage, similar speeds
- Hopkins County, KY: more cable coverage, similar speeds
- Reynolds County, MO: less cable coverage, slower speeds
- McLean County, KY: less cable coverage, slower speeds
Counties with Similar Populations
- Yancey County, NC: more cable coverage, slower speeds
- Johnson County, IL: less cable coverage, similar speeds
- Johnson County, KY: more cable coverage, faster speeds
- Johnson County, TN: more cable coverage, faster speeds
- Yoakum County, TX: more cable coverage, similar speeds
- Yellow Medicine County, MN: more cable coverage, faster speeds
- Juneau County, WI: less cable coverage, similar speeds
- Juniata County, PA: more cable coverage, faster speeds
- Yell County, AR: less cable coverage, slower speeds
- Yazoo County, MS: less cable coverage, similar speeds