In Mariposa County there are 9 residential internet providers covering 95.34% of the county. The average home can get speeds up to 266 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.
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9 Internet Service Providers in Mariposa 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 Mariposa County are not shown.
Mariposa 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
Availability maps for all providers in Mariposa County
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 95.34% of Mariposa County. 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 Sierra Tel. Now you can call companies in Mariposa County with more confidence that they might be available.
How fast are internet speeds in Mariposa County?
The map below shows maximum internet speeds by area in Mariposa County.
Internet Speed Key
The average Mariposa County home can get up to 266 Mbps on their internet plan. For most people, the fastest download speed in the county is 800 Mbps, which 24.76% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 5.46% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Mariposa County.
Internet speeds tend to be faster in the south parts of Mariposa County, and slower in the northeast areas of the county.
What type of internet should I choose in Mariposa County?
The fastest internet for you may vary based on where in Mariposa County you live. If speed is your main concern, DSL will be the fastest internet in the county.
- Fiber is the fastest internet type for 24.76% of Mariposa County homes.
- Cable is fastest for less than 1% of the county.
- DSL is fastest for 39.04%.
- Fixed wireless is fastest for 31.53%.
- Satellite internet may be the only option for 4.66% of Mariposa County homes.
Internet Market Health in Mariposa County
Internet Competition Key
The map shows how competitive the Mariposa County 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 Mariposa County based on what connections the average home has availabile:
- Average number of internet service providers to a home: 2.5 (very unhealthy)
- Average types of service (fiber, cable, DSL, etc): 1.8 (very unhealthy)
- Average providers with broadband (25 Mbps+) speeds: 2.2 (very unhealthy)
Overall, competition is very unhealthy.
Mariposa County internet customers have the ability to buy internet service from 1 to 7 different providers, depending on where they live. For different types of service, Mariposa County homes have between 1 and 3 options. The type(s) of service available are dsl, fixed wireless, and fiber, though these may vary depending on the region within the county.
When it comes to broadband download speeds faster than 25 Mbps, the situation is worse. Mariposa County internet customers who want faster speeds have between 0 and 6 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, Mariposa County badly needs improvement.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Mariposa County, along with details on where in Mariposa County and at what speeds.
Sierra Tel DSL in Mariposa County, CA
Sierra Tel DSL coverage
About 68.76%, or 11,780 people, have Sierra Tel DSL internet available to them in the county. The company covers the south, southeast, central, southwest, and east Mariposa County area. Sierra Tel is a large internet service provider internet service providers in the US, with internet service available in much of Mariposa County.
Sierra Tel DSL download speeds
Sierra Tel is below average when comparing download speeds to all other internet providers in Mariposa County. Versus other DSL providers in the area, Sierra Tel DSL is average. There are 3 different maximum speeds throughout Mariposa County. The fastest plan anyone in Mariposa County can order from Sierra Tel goes up to 50 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Mariposa County customers is up to 42 Mbps.
Show all download speeds
- 70.3% up to 50.0 Mbps
- 23.3% up to 25.0 Mbps
- 6.4% up to 10.0 Mbps
Sierra Tel DSL upload speeds
In Mariposa County download speeds tend to be faster than than upload speeds for Sierra Tel DSL. Compared to other ISPs, Sierra Tel is below average where upload speeds are concerned, and the fastest compared to other Mariposa County DSL providers. Sierra Tel 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 Mariposa County is up to 25 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Sierra Tel customers can get speeds up to 19 Mbps.
Show all upload speeds
- 70.3% up to 25.0 Mbps
- 8.8% up to 5.0 Mbps
- 14.5% up to 3.0 Mbps
- 6.4% up to 1.0 Mbps
Sierra Tel Fiber in Mariposa County, CA
Sierra Tel fiber coverage
About 24.76%, or 4,242 people, have Sierra Tel fiber internet available to them in the county. The company covers the south, southeast, central, east, and southwest Mariposa County area. Sierra Tel is a large internet service provider internet service providers in the US, with internet service available in a small portion of Mariposa County.
Sierra Tel fiber download speeds
Sierra Tel is the fastest when comparing download speeds to all other internet providers in Mariposa County. Versus other fiber providers in the area, Sierra Tel fiber is the fastest. There are no different maximum speeds throughout Mariposa County. The fastest plan anyone in Mariposa County can order from Sierra Tel goes up to 800 Mbps, and all Mariposa County customers can get this speed.
Show all download speeds
- 100.0% up to 800.0 Mbps
Sierra Tel fiber upload speeds
In Mariposa County download speeds tend to be equal to than upload speeds for Sierra Tel fiber. Compared to other ISPs, Sierra Tel is the fastest where upload speeds are concerned, and the fastest compared to other Mariposa County fiber providers. Sierra Tel offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Mariposa County is up to 800 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 800.0 Mbps
TDS DSL in Mariposa County, CA
TDS DSL coverage
About 8.06%, or 1,380 people, have TDS DSL internet available to them in the county. The company covers the southwest, west, and south Mariposa County area. TDS is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Mariposa County.
TDS DSL download speeds
TDS is average when comparing download speeds to all other internet providers in Mariposa County. Versus other DSL providers in the area, TDS DSL is the fastest. There are 4 different maximum speeds throughout Mariposa County. The fastest plan anyone in Mariposa County can order from TDS goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Mariposa County customers is up to 80 Mbps.
Show all download speeds
- 65.4% up to 100.0 Mbps
- 27.0% up to 50.0 Mbps
- 0.8% up to 25.0 Mbps
- 6.8% up to 10.0 Mbps
TDS DSL upload speeds
In Mariposa County download speeds tend to be faster than than upload speeds for TDS DSL. Compared to other ISPs, TDS is below average where upload speeds are concerned, and above average compared to other Mariposa County DSL providers. TDS offers 5 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 Mariposa County is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, TDS customers can get speeds up to 15 Mbps.
Show all upload speeds
- 47.0% up to 20.0 Mbps
- 18.5% up to 15.0 Mbps
- 27.0% up to 10.0 Mbps
- 0.8% up to 5.0 Mbps
- 6.8% up to 1.0 Mbps
AT&T DSL in Mariposa County, CA
AT&T DSL coverage
About 7.65%, or 1,310 people, have AT&T DSL internet available to them in the county. The company covers the west, east, and northeast Mariposa County area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Mariposa County.
AT&T DSL download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in Mariposa County. Versus other DSL providers in the area, AT&T DSL is one of the slowest. There are no different maximum speeds throughout Mariposa County. The fastest plan anyone in Mariposa County can order from AT&T goes up to 10 Mbps, and all Mariposa County customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
AT&T DSL upload speeds
In Mariposa County download speeds tend to be faster than than upload speeds for AT&T DSL. Compared to other ISPs, AT&T is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Mariposa County DSL providers. AT&T offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Mariposa County is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
EarthLink DSL in Mariposa County, CA
EarthLink DSL coverage
About 7.65%, or 1,310 people, have EarthLink DSL internet available to them in the county. The company covers the west, east, and northeast Mariposa County area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Mariposa County.
EarthLink DSL download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in Mariposa County. Versus other DSL providers in the area, EarthLink DSL is one of the slowest. There are no different maximum speeds throughout Mariposa County. The fastest plan anyone in Mariposa County can order from EarthLink goes up to 10 Mbps, and all Mariposa County customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
EarthLink DSL upload speeds
In Mariposa County download speeds tend to be faster than than upload speeds for EarthLink DSL. Compared to other ISPs, EarthLink is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Mariposa County DSL providers. EarthLink offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Mariposa County is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
unWired Broadband Fixed Wireless in Mariposa County, CA
unWired Broadband fixed wireless coverage
About 54.62%, or 9,357 people, have unWired Broadband fixed wireless internet available to them in the county. The company covers the south, southeast, west, southwest, central, east, and northwest Mariposa County area. unWired Broadband is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Mariposa County.
unWired Broadband fixed wireless download speeds
unWired Broadband is average when comparing download speeds to all other internet providers in Mariposa County. Versus other fixed wireless providers in the area, unWired Broadband fixed wireless is above average. There are 5 different maximum speeds throughout Mariposa County. The fastest plan anyone in Mariposa County can order from unWired Broadband goes up to 400 Mbps, the slowest package only goes up to 50 Mbps, and the county-wide average maximum speed for Mariposa County customers is up to 79 Mbps.
Show all download speeds
- 5.9% up to 400.0 Mbps
- 1.5% up to 300.0 Mbps
- 1.4% up to 200.0 Mbps
- 4.1% up to 100.0 Mbps
- 87.1% up to 50.0 Mbps
unWired Broadband fixed wireless upload speeds
In Mariposa County download speeds tend to be faster than than upload speeds for unWired Broadband fixed wireless. Compared to other ISPs, unWired Broadband is below average where upload speeds are concerned, and above average compared to other Mariposa County fixed wireless providers. unWired Broadband offers 6 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 Mariposa County is up to 50 Mbps. Some customers have slower plan choices, which only go up to 12 Mbps. On average, unWired Broadband customers can get speeds up to 15 Mbps.
Show all upload speeds
- 5.9% up to 50.0 Mbps
- 1.5% up to 30.0 Mbps
- 1.4% up to 25.0 Mbps
- 4.1% up to 20.0 Mbps
- 1.6% up to 13.0 Mbps
- 85.5% up to 12.0 Mbps
Conifer Communications Fixed Wireless in Mariposa County, CA
Conifer Communications fixed wireless coverage
About 31.75%, or 5,439 people, have Conifer Communications fixed wireless internet available to them in the county. The company covers the south, northwest, west, central, and north Mariposa County area. Conifer Communications is a large internet service provider internet service providers in the US, with internet service available in a small portion of Mariposa County.
Conifer Communications fixed wireless download speeds
Conifer Communications is average when comparing download speeds to all other internet providers in Mariposa County. Versus other fixed wireless providers in the area, Conifer Communications fixed wireless is one of the fastest. There are no different maximum speeds throughout Mariposa County. The fastest plan anyone in Mariposa County can order from Conifer Communications goes up to 100 Mbps, and all Mariposa County customers can get this speed.
Show all download speeds
- 100.0% up to 100.0 Mbps
Conifer Communications fixed wireless upload speeds
In Mariposa County download speeds tend to be faster than than upload speeds for Conifer Communications fixed wireless. Compared to other ISPs, Conifer Communications is below average where upload speeds are concerned, and average compared to other Mariposa County fixed wireless providers. Conifer Communications offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Mariposa County is up to 10 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 10.0 Mbps
EarthLink Fixed Wireless in Mariposa County, CA
EarthLink fixed wireless coverage
About 12.14%, or 2,079 people, have EarthLink fixed wireless internet available to them in the county. The company covers the south, northwest, west, northeast, and north Mariposa County area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Mariposa County.
EarthLink fixed wireless download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Mariposa County. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are 3 different maximum speeds throughout Mariposa County. The fastest plan anyone in Mariposa County can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Mariposa County customers is up to 23 Mbps.
Show all download speeds
- 2.0% up to 100.0 Mbps
- 71.6% up to 25.0 Mbps
- 26.4% up to 10.0 Mbps
EarthLink fixed wireless upload speeds
In Mariposa County download speeds tend to be faster than than upload speeds for EarthLink fixed wireless. Compared to other ISPs, EarthLink is below average where upload speeds are concerned, and one of the slowest compared to other Mariposa County fixed wireless providers. EarthLink offers 3 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 Mariposa County is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, EarthLink customers can get speeds up to 2.8 Mbps.
Show all upload speeds
- 2.0% up to 20.0 Mbps
- 71.6% up to 3.0 Mbps
- 26.4% up to 1.0 Mbps
AT&T Fixed Wireless in Mariposa County, CA
AT&T fixed wireless coverage
About 12.14%, or 2,079 people, have AT&T fixed wireless internet available to them in the county. The company covers the south, northwest, west, northeast, and north Mariposa County area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Mariposa County.
AT&T fixed wireless download speeds
AT&T is below average when comparing download speeds to all other internet providers in Mariposa County. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are 3 different maximum speeds throughout Mariposa County. The fastest plan anyone in Mariposa County can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Mariposa County customers is up to 23 Mbps.
Show all download speeds
- 2.0% up to 100.0 Mbps
- 71.6% up to 25.0 Mbps
- 26.4% up to 10.0 Mbps
AT&T fixed wireless upload speeds
In Mariposa County download speeds tend to be faster than than upload speeds for AT&T fixed wireless. Compared to other ISPs, AT&T is below average where upload speeds are concerned, and one of the slowest compared to other Mariposa County fixed wireless providers. AT&T offers 3 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 Mariposa County is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, AT&T customers can get speeds up to 2.8 Mbps.
Show all upload speeds
- 2.0% up to 20.0 Mbps
- 71.6% up to 3.0 Mbps
- 26.4% up to 1.0 Mbps
T-Mobile Home Internet Fixed Wireless in Mariposa County, CA
T-Mobile Home Internet fixed wireless coverage
About 9.92%, or 1,700 people, have T-Mobile Home Internet fixed wireless internet available to them in the county. The company covers the south, northwest, southeast, central, and west Mariposa County area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Mariposa County.
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 Mariposa County. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout Mariposa County. The fastest plan anyone in Mariposa County can order from T-Mobile Home Internet goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the county-wide average maximum speed for Mariposa County customers is up to 30 Mbps.
Show all download speeds
- 7.1% up to 100.0 Mbps
- 92.9% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Mariposa County 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 below average compared to other Mariposa County fixed wireless providers. T-Mobile Home Internet 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 Mariposa County 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 4.2 Mbps.
Show all upload speeds
- 7.1% up to 20.0 Mbps
- 92.9% up to 3.0 Mbps
Mariposa County Internet by Area
This information is most helpful to those looking for homes or considering moving to Mariposa County or any of the areas nearby.
How does internet in Mariposa County compare to the rest of California?
Internet speeds in Mariposa County are much slower versus the average speeds in California: 3,631 Mbps in California versus 266 Mbps in the county. The state has similar internet availability compared to the county. Average internet coverage in California is 98.73% versus 95.34% in Mariposa County.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Mariposa County 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 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
- Stanislaus County, CA: more internet coverage, faster speeds
- San Mateo County, CA: more internet coverage, faster speeds
- San Juan County, UT: more internet coverage, faster speeds
- Rio Grande County, CO: more internet coverage, faster speeds
- Alamosa County, CO: less internet coverage, faster speeds
- Huerfano County, CO: more internet coverage, faster speeds
- Stanton County, KS: more internet coverage, faster speeds
- Grant County, KS: more internet coverage, faster speeds
- Haskell County, KS: more internet coverage, faster speeds
- Kiowa County, KS: more internet coverage, faster speeds
Counties with Similar Populations
- Benton County, IN: more internet coverage, faster speeds
- Andrew County, MO: more internet coverage, faster speeds
- Yazoo County, MS: more internet coverage, faster speeds
- Appanoose County, IA: more internet coverage, faster speeds
- Barnes County, ND: more internet coverage, faster speeds
- Wilkinson County, GA: more internet coverage, faster speeds
- Archer County, TX: more internet coverage, faster speeds
- Archuleta County, CO: more internet coverage, faster speeds
- Baraga County, MI: more internet coverage, faster speeds
- Wetzel County, WV: less internet coverage, faster speeds