In Grafton County there are 3 residential Cable providers covering 85.01% of the county. The average home can get speeds up to 1,344 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 Grafton County, NH.
To see availability maps for all providers including fiber, cable, DSL, and more in Grafton County, NH please click below.
Grafton County, NH Availability Maps
Cable Internet Service Providers in Grafton 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 Grafton County are not shown.
Grafton 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 Grafton County is cable internet available?
Cable Internet Availability Key
Cable is available in 85.01% of Grafton County. 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 Grafton County above to see who has service at your home.
How fast is cable internet in Grafton County?
The map below shows maximum cable internet speeds by area in Grafton County.
Cable Internet Speed Key
The average Grafton County home can get up to 1,344 Mbps on their cable internet plan. The fastest cable download speed in the county is 2,000 Mbps, which 28.16% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 51.50% 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 Grafton County.
Cable internet speeds tend to be faster in the southwest parts of Grafton County, and slower in the east areas of the county.
Is cable the fastest internet I can get in Grafton County?
The fastest internet for you may vary based on where in Grafton County you live. In general, fiber competes most often with cable in the county.
- Fiber is the fastest internet type for 57.14% of Grafton County homes.
- Cable is fastest for 35.41% of the county.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 1.43%.
- Satellite internet may be the only option for 5.79% of Grafton County homes.
Cable Providers in Depth
Below you'll find which TV and internet providers offer service in Grafton County, along with details on where in Grafton County and at what speeds.
Spectrum Cable in Grafton County, NH
Spectrum cable coverage
About 44.15%, or 40,232 people, have Spectrum cable internet available to them in the county. The company covers the east, north, northeast, northwest, central, southeast, west, and south Grafton County area. Spectrum is one of the largest internet service providers internet service providers in the US, with internet service available in some of Grafton County.
Spectrum cable download speeds
Spectrum is average when comparing download speeds to all other internet providers in Grafton County. Versus other cable providers in the area, Spectrum cable is one of the slowest. There are no different maximum speeds throughout Grafton County. The fastest plan anyone in Grafton County can order from Spectrum goes up to 1,000 Mbps, and all Grafton County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Spectrum cable upload speeds
In Grafton County download speeds tend to be faster than than upload speeds for Spectrum cable. Compared to other ISPs, Spectrum is below average where upload speeds are concerned, and the slowest compared to other Grafton County cable providers. Spectrum offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Grafton County is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
XFINITY from Comcast Cable in Grafton County, NH
XFINITY cable coverage
About 33.51%, or 30,533 people, have XFINITY cable internet available to them in the county. The company covers the southwest, west, northeast, and north Grafton County area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Grafton County.
XFINITY from Comcast cable download speeds
XFINITY is above average when comparing download speeds to all other internet providers in Grafton County. Versus other cable providers in the area, XFINITY cable is the fastest. There are 2 different maximum speeds throughout Grafton County. The fastest plan anyone in Grafton County can order from XFINITY goes up to 2,000 Mbps, the slowest package only goes up to 1,200 Mbps, and the county-wide average maximum speed for Grafton County customers is up to 1,872 Mbps.
Show all download speeds
- 84.1% up to 2,000.0 Mbps
- 15.9% up to 1,200.0 Mbps
XFINITY from Comcast cable upload speeds
In Grafton County 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 Grafton County cable providers. XFINITY 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 Grafton County is up to 250 Mbps. Some customers have slower plan choices, which only go up to 35 Mbps. On average, XFINITY customers can get speeds up to 216 Mbps.
Show all upload speeds
- 84.1% up to 250.0 Mbps
- 15.9% up to 35.0 Mbps
Atlantic Broadband Cable in Grafton County, NH
Atlantic Broadband cable coverage
About 9.30%, or 8,477 people, have Atlantic Broadband cable internet available to them in the county. The company covers the southeast, south, east, north, and central Grafton County area. Atlantic Broadband is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Grafton County.
Atlantic Broadband cable download speeds
Atlantic Broadband is average when comparing download speeds to all other internet providers in Grafton County. Versus other cable providers in the area, Atlantic Broadband cable is one of the slowest. There are no different maximum speeds throughout Grafton County. The fastest plan anyone in Grafton County can order from Atlantic Broadband goes up to 1,000 Mbps, and all Grafton County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Atlantic Broadband cable upload speeds
In Grafton County download speeds tend to be faster than than upload speeds for Atlantic Broadband cable. Compared to other ISPs, Atlantic Broadband is below average where upload speeds are concerned, and below average compared to other Grafton County cable providers. Atlantic Broadband offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Grafton County is up to 50 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 50.0 Mbps
Grafton County Cable by Area
This information is most helpful to those looking for homes or considering moving to Grafton County or any of the areas nearby.
How does cable internet in Grafton County compare to the rest of New Hampshire?
Cable internet speeds in Grafton County are much faster versus the average speeds in New Hampshire: 0.00 Mbps in New Hampshire versus 1,344 Mbps in the county. The state has similar cable availability compared to the county. Average cable coverage in New Hampshire is 0.00% versus 85.01% in Grafton County.
What zip codes have cable internet?
Cable internet coverage varies by zip code and neighborhood. Some examples in or around Grafton 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
- Orange County, VT: less cable coverage, slower speeds
- Carroll County, NH: more cable coverage, slower speeds
- Cumberland County, ME: more cable coverage, slower speeds
- Sagadahoc County, ME: more cable coverage, faster speeds
- Lewis County, NY: less cable coverage, slower speeds
- Huron County, MI: less cable coverage, slower speeds
- Gladwin County, MI: less cable coverage, slower speeds
- Clare County, MI: less cable coverage, slower speeds
- Osceola County, MI: less cable coverage, slower speeds
- Lake County, MI: less cable coverage, slower speeds
Counties with Similar Populations
- Orange County, TX: more cable coverage, slower speeds
- Glynn County, GA: more cable coverage, slower speeds
- Henderson County, TX: less cable coverage, slower speeds
- Indiana County, PA: less cable coverage, slower speeds
- Jefferson County, WI: less cable coverage, slower speeds
- Lancaster County, SC: less cable coverage, slower speeds
- Angelina County, TX: less cable coverage, slower speeds
- Lawrence County, PA: more cable coverage, faster speeds
- Leavenworth County, KS: less cable coverage, slower speeds
- Lee County, MS: more cable coverage, slower speeds