In Johnson County there are 7 residential Fiber providers covering 74.25% of the county. The average home can get speeds up to 2,468 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 Johnson County, IA.
To see availability maps for all providers including fiber, cable, DSL, and more in Johnson County, IA please click below.
Johnson County, IA Availability Maps
Fiber Internet Service Providers in Johnson 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 Johnson County are not shown.
Johnson 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 Johnson County is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 74.25% of Johnson County. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is MetroNet. Call one of the companies with service in Johnson County above to see who has service at your home.
How fast is fiber internet in Johnson County?
The map below shows maximum fiber internet speeds by area in Johnson County.
Fiber Internet Speed Key
The average Johnson County home can get up to 2,468 Mbps on their fiber internet plan. The fastest fiber download speed in the county is 5,120 Mbps, which 25.83% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 45.84% of homes can only purchase plans up to 1,000 Mbps. See the internet provider details below for info about their speed and coverage in Johnson County.
Fiber internet speeds tend to be faster in the south parts of Johnson County, and slower in the northeast areas of the county.
Is fiber the fastest internet I can get in Johnson County?
The fastest internet for you may vary based on where in Johnson County you live. In general, cable competes most often with fiber in the county.
- Fiber is the fastest internet type for 74.25% of Johnson County homes.
- Cable is fastest for 20.20% of the county.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 1.55%.
- Satellite internet may be the only option for 3.96% of Johnson County homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Johnson County, along with details on where in Johnson County and at what speeds.
ImOn Communications Fiber in Johnson County, IA
ImOn Communications fiber coverage
About 55.74%, or 85,205 people, have ImOn Communications fiber internet available to them in the county. The company covers the central, east, southeast, south, north, southwest, west, and northwest Johnson County area. ImOn Communications is a large internet service provider internet service providers in the US, with internet service available in a majority of Johnson County.
ImOn Communications fiber download speeds
ImOn Communications is above average when comparing download speeds to all other internet providers in Johnson County. Versus other fiber providers in the area, ImOn Communications fiber is below average. There are no different maximum speeds throughout Johnson County. The fastest plan anyone in Johnson County can order from ImOn Communications goes up to 1,000 Mbps, and all Johnson County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
ImOn Communications fiber upload speeds
In Johnson County download speeds tend to be equal to than upload speeds for ImOn Communications fiber. Compared to other ISPs, ImOn Communications is above average where upload speeds are concerned, and below average compared to other Johnson County fiber providers. ImOn Communications offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Johnson County is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
MetroNet Fiber in Johnson County, IA
MetroNet fiber coverage
About 25.83%, or 39,487 people, have MetroNet fiber internet available to them in the county. The company covers the central, south, north, northwest, southwest, and west Johnson County area. MetroNet is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Johnson County.
MetroNet fiber download speeds
MetroNet is the fastest when comparing download speeds to all other internet providers in Johnson County. Versus other fiber providers in the area, MetroNet fiber is the fastest. There are no different maximum speeds throughout Johnson County. The fastest plan anyone in Johnson County can order from MetroNet goes up to 5,120 Mbps, and all Johnson County customers can get this speed.
Show all download speeds
- 100.0% up to 5,120.0 Mbps
MetroNet fiber upload speeds
In Johnson County download speeds tend to be equal to than upload speeds for MetroNet fiber. Compared to other ISPs, MetroNet is the fastest where upload speeds are concerned, and the fastest compared to other Johnson County fiber providers. MetroNet offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Johnson County is up to 5,120 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5,120.0 Mbps
South Slope Fiber in Johnson County, IA
South Slope fiber coverage
About 16.85%, or 25,762 people, have South Slope fiber internet available to them in the county. The company covers the northwest, central, northeast, north, west, southwest, and east Johnson County area. South Slope is an average-sized internet service provider internet service providers in the US, with internet service available in a small portion of Johnson County.
South Slope fiber download speeds
South Slope is above average when comparing download speeds to all other internet providers in Johnson County. Versus other fiber providers in the area, South Slope fiber is below average. There are no different maximum speeds throughout Johnson County. The fastest plan anyone in Johnson County can order from South Slope goes up to 1,000 Mbps, and all Johnson County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
South Slope fiber upload speeds
In Johnson County download speeds tend to be equal to than upload speeds for South Slope fiber. Compared to other ISPs, South Slope is above average where upload speeds are concerned, and below average compared to other Johnson County fiber providers. South Slope offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Johnson County is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Centurylink Fiber in Johnson County, IA
Centurylink fiber coverage
About 6.98%, or 10,663 people, have Centurylink fiber internet available to them in the county. The company covers the central, east, south, southwest, southeast, and west Johnson County area. Centurylink is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Johnson County.
Centurylink fiber download speeds
Centurylink is above average when comparing download speeds to all other internet providers in Johnson County. Versus other fiber providers in the area, Centurylink fiber is below average. There are 4 different maximum speeds throughout Johnson County. The fastest plan anyone in Johnson County can order from Centurylink goes up to 1,000 Mbps, the slowest package only goes up to 100 Mbps, and the county-wide average maximum speed for Johnson County customers is up to 962 Mbps.
Show all download speeds
- 50.2% up to 1,000.0 Mbps
- 48.8% up to 940.0 Mbps
- 0.8% up to 200.0 Mbps
- 0.2% up to 100.0 Mbps
Centurylink fiber upload speeds
In Johnson County 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 below average compared to other Johnson County fiber providers. Centurylink offers 4 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Johnson County is up to 1,000 Mbps. Some customers have slower plan choices, which only go up to 100 Mbps. On average, Centurylink customers can get speeds up to 842 Mbps.
Show all upload speeds
- 50.2% up to 1,000.0 Mbps
- 32.5% up to 940.0 Mbps
- 17.1% up to 200.0 Mbps
- 0.2% up to 100.0 Mbps
Quantum Fiber Fiber in Johnson County, IA
Quantum Fiber fiber coverage
About 6.49%, or 9,915 people, have Quantum Fiber fiber internet available to them in the county. The company covers the central, east, south, southeast, southwest, and west Johnson County area. Quantum Fiber is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Johnson County.
Quantum Fiber fiber download speeds
Quantum Fiber is above average when comparing download speeds to all other internet providers in Johnson County. Versus other fiber providers in the area, Quantum Fiber fiber is above average. There are 2 different maximum speeds throughout Johnson County. The fastest plan anyone in Johnson County can order from Quantum Fiber goes up to 2,000 Mbps, the slowest package only goes up to 940 Mbps, and the county-wide average maximum speed for Johnson County customers is up to 1,518 Mbps.
Show all download speeds
- 54.5% up to 2,000.0 Mbps
- 45.5% up to 940.0 Mbps
Quantum Fiber fiber upload speeds
In Johnson County download speeds tend to be faster than than upload speeds for Quantum Fiber fiber. Compared to other ISPs, Quantum Fiber is above average where upload speeds are concerned, and below average compared to other Johnson County fiber providers. Quantum Fiber offers 2 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Johnson County is up to 1,000 Mbps. Some customers have slower plan choices, which only go up to 940 Mbps. On average, Quantum Fiber customers can get speeds up to 973 Mbps.
Show all upload speeds
- 54.5% up to 1,000.0 Mbps
- 45.5% up to 940.0 Mbps
Sharon Telephone Company Fiber in Johnson County, IA
Sharon Telephone Company fiber coverage
About 3.64%, or 5,558 people, have Sharon Telephone Company fiber internet available to them in the county. The company covers the southwest, southeast, and south Johnson County area. Sharon Telephone Company is a small internet service provider internet service providers in the US, with internet service available in a very small piece of Johnson County.
Sharon Telephone Company fiber download speeds
Sharon Telephone Company is above average when comparing download speeds to all other internet providers in Johnson County. Versus other fiber providers in the area, Sharon Telephone Company fiber is below average. There are no different maximum speeds throughout Johnson County. The fastest plan anyone in Johnson County can order from Sharon Telephone Company goes up to 1,000 Mbps, and all Johnson County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Sharon Telephone Company fiber upload speeds
In Johnson County download speeds tend to be equal to than upload speeds for Sharon Telephone Company fiber. Compared to other ISPs, Sharon Telephone Company is above average where upload speeds are concerned, and below average compared to other Johnson County fiber providers. Sharon Telephone Company offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Johnson County is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Windstream Fiber in Johnson County, IA
Windstream fiber coverage
About 1.36%, or 2,086 people, have Windstream fiber internet available to them in the county. The company covers the northeast, southeast, and northwest Johnson County area. Windstream is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Johnson County.
Windstream fiber download speeds
Windstream is above average when comparing download speeds to all other internet providers in Johnson County. Versus other fiber providers in the area, Windstream fiber is below average. There are no different maximum speeds throughout Johnson County. The fastest plan anyone in Johnson County can order from Windstream goes up to 1,000 Mbps, and all Johnson County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Windstream fiber upload speeds
In Johnson County download speeds tend to be equal to than upload speeds for Windstream fiber. Compared to other ISPs, Windstream is above average where upload speeds are concerned, and below average compared to other Johnson County fiber providers. Windstream offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Johnson County is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Johnson County Fiber by Area
This information is most helpful to those looking for homes or considering moving to Johnson County or any of the areas nearby.
How does fiber internet in Johnson County compare to the rest of Iowa?
Fiber internet speeds in Johnson County are much faster versus the average speeds in Iowa: 0.00 Mbps in Iowa versus 2,468 Mbps in the county. The state has similar fiber availability compared to the county. Average fiber coverage in Iowa is 0.00% versus 74.25% in Johnson County.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Johnson County 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 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
- Cedar County, IA: more fiber coverage, slower speeds
- Iowa County, IA: more fiber coverage, slower speeds
- Scott County, IA: more fiber coverage, faster speeds
- Poweshiek County, IA: more fiber coverage, slower speeds
- Jasper County, IA: less fiber coverage, slower speeds
- Whiteside County, IL: less fiber coverage, slower speeds
- Polk County, IA: more fiber coverage, faster speeds
- Dallas County, IA: more fiber coverage, faster speeds
- Guthrie County, IA: more fiber coverage, slower speeds
- Kendall County, IL: more fiber coverage, faster speeds
Counties with Similar Populations
- Jackson County, MI: less fiber coverage, faster speeds
- Rankin County, MS: more fiber coverage, faster speeds
- Rensselaer County, NY: less fiber coverage, slower speeds
- Santa Fe County, NM: less fiber coverage, slower speeds
- Monroe County, MI: less fiber coverage, faster speeds
- Alexandria City, VA: less fiber coverage, slower speeds
- St. Clair County, MI: less fiber coverage, faster speeds
- Stafford County, VA: more fiber coverage, slower speeds
- Sullivan County, TN: more fiber coverage, slower speeds
- Kings County, CA: less fiber coverage, faster speeds