In Corte Madera there are 8 residential internet providers covering 99.84% of the city. The average home can get speeds up to 4,112 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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8 Internet Service Providers in Corte Madera
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 Corte Madera are not shown.
Corte Madera 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 Corte Madera
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.
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Internet service is available in 99.84% of Corte Madera. 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 AT&T. Now you can call companies in Corte Madera with more confidence that they might be available.
How fast are internet speeds in Corte Madera?
The map below shows maximum internet speeds by area in Corte Madera.
Internet Speed Key
The average Corte Madera home can get up to 4,112 Mbps on their internet plan. For most people, the fastest download speed in the city is 5,000 Mbps, which 70.62% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 1.23% of homes can only purchase plans up to 1,200 Mbps. See the internet provider details below for info about their speed and coverage in Corte Madera.
Internet speeds tend to be faster in the northwest parts of Corte Madera, and slower in the south areas of the city.
What type of internet should I choose in Corte Madera?
The fastest internet for you may vary based on where in Corte Madera you live. If speed is your main concern, fiber will be the fastest internet in the city.
- Fiber is the fastest internet type for 70.62% of Corte Madera homes.
- Cable is fastest for 29.22% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for less than 1%.
- Satellite internet may be the only option for less than 1% of Corte Madera homes.
Internet Market Health in Corte Madera
Internet Competition Key
The map shows how competitive the Corte Madera 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 Corte Madera based on what connections the average home has availabile:
- Average number of internet service providers to a home: 7.5 (very healthy)
- Average types of service (fiber, cable, DSL, etc): 3.5 (very healthy)
- Average providers with broadband (25 Mbps+) speeds: 7.4 (very healthy)
Overall, competition is very healthy.
Corte Madera internet customers have the ability to buy internet service from 3 to 10 different providers, depending on where they live. For different types of service, Corte Madera homes have between 2 and 4 options. The type(s) of service available are cable, fixed wireless, dsl, and fiber, though these may vary depending on the region within the city.
When it comes to broadband download speeds faster than 25 Mbps, the situation is worse. Corte Madera internet customers who want faster speeds have between 3 and 10 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, Corte Madera is doing quite well.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Corte Madera, along with details on where in Corte Madera and at what speeds.
XFINITY from Comcast Cable in Corte Madera, CA
XFINITY cable coverage
About 99.84%, or 10,206 people, have XFINITY cable internet available to them in the city. The company covers the entire Corte Madera area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in most of Corte Madera.
XFINITY from Comcast cable download speeds
XFINITY is above average when comparing download speeds to all other internet providers in Corte Madera. Versus other cable providers in the area, XFINITY cable is the fastest. There are 2 different maximum speeds throughout Corte Madera. The fastest plan anyone in Corte Madera can order from XFINITY goes up to 2,000 Mbps, the slowest package only goes up to 1,200 Mbps, and the city-wide average maximum speed for Corte Madera customers is up to 1,808 Mbps.
Show all download speeds
- 76.0% up to 2,000.0 Mbps
- 24.0% up to 1,200.0 Mbps
XFINITY from Comcast cable upload speeds
In Corte Madera 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 Corte Madera cable providers. XFINITY offers 2 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Corte Madera 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 198 Mbps.
Show all upload speeds
- 76.0% up to 250.0 Mbps
- 24.0% up to 35.0 Mbps
AT&T DSL in Corte Madera, CA
AT&T DSL coverage
About 77.82%, or 7,955 people, have AT&T DSL internet available to them in the city. The company covers the entire Corte Madera area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in much of Corte Madera.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in Corte Madera. Versus other DSL providers in the area, AT&T DSL is one of the fastest. There are 5 different maximum speeds throughout Corte Madera. The fastest plan anyone in Corte Madera can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Corte Madera customers is up to 79 Mbps.
Show all download speeds
- 58.5% up to 100.0 Mbps
- 12.8% up to 75.0 Mbps
- 17.8% up to 50.0 Mbps
- 3.4% up to 25.0 Mbps
- 7.5% up to 10.0 Mbps
AT&T DSL upload speeds
In Corte Madera download speeds tend to be faster than than upload speeds for AT&T DSL. Compared to other ISPs, AT&T is below average where upload speeds are concerned, and one of the fastest compared to other Corte Madera DSL providers. AT&T offers 4 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Corte Madera 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 16 Mbps.
Show all upload speeds
- 71.3% up to 20.0 Mbps
- 17.8% up to 10.0 Mbps
- 3.4% up to 5.0 Mbps
- 7.5% up to 1.0 Mbps
EarthLink DSL in Corte Madera, CA
EarthLink DSL coverage
About 77.82%, or 7,955 people, have EarthLink DSL internet available to them in the city. The company covers the entire Corte Madera area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in much of Corte Madera.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Corte Madera. Versus other DSL providers in the area, EarthLink DSL is one of the fastest. There are 5 different maximum speeds throughout Corte Madera. The fastest plan anyone in Corte Madera can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Corte Madera customers is up to 79 Mbps.
Show all download speeds
- 58.5% up to 100.0 Mbps
- 12.8% up to 75.0 Mbps
- 17.8% up to 50.0 Mbps
- 3.4% up to 25.0 Mbps
- 7.5% up to 10.0 Mbps
EarthLink DSL upload speeds
In Corte Madera download speeds tend to be faster than than upload speeds for EarthLink DSL. Compared to other ISPs, EarthLink is below average where upload speeds are concerned, and one of the fastest compared to other Corte Madera DSL providers. EarthLink offers 4 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Corte Madera 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 16 Mbps.
Show all upload speeds
- 71.3% up to 20.0 Mbps
- 17.8% up to 10.0 Mbps
- 3.4% up to 5.0 Mbps
- 7.5% up to 1.0 Mbps
EarthLink Fiber in Corte Madera, CA
EarthLink fiber coverage
About 70.62%, or 7,219 people, have EarthLink fiber internet available to them in the city. The company covers the entire Corte Madera area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in much of Corte Madera.
EarthLink fiber download speeds
EarthLink is one of the fastest when comparing download speeds to all other internet providers in Corte Madera. Versus other fiber providers in the area, EarthLink fiber is one of the fastest. There are no different maximum speeds throughout Corte Madera. The fastest plan anyone in Corte Madera can order from EarthLink goes up to 5,000 Mbps, and all Corte Madera customers can get this speed.
Show all download speeds
- 100.0% up to 5,000.0 Mbps
EarthLink fiber upload speeds
In Corte Madera download speeds tend to be equal to than upload speeds for EarthLink fiber. Compared to other ISPs, EarthLink is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Corte Madera fiber providers. EarthLink offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Corte Madera is up to 5,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5,000.0 Mbps
AT&T Fiber in Corte Madera, CA
AT&T fiber coverage
About 70.62%, or 7,219 people, have AT&T fiber internet available to them in the city. The company covers the entire Corte Madera area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in much of Corte Madera.
AT&T fiber download speeds
AT&T is one of the fastest when comparing download speeds to all other internet providers in Corte Madera. Versus other fiber providers in the area, AT&T fiber is one of the fastest. There are no different maximum speeds throughout Corte Madera. The fastest plan anyone in Corte Madera can order from AT&T goes up to 5,000 Mbps, and all Corte Madera customers can get this speed.
Show all download speeds
- 100.0% up to 5,000.0 Mbps
AT&T fiber upload speeds
In Corte Madera download speeds tend to be equal to than upload speeds for AT&T fiber. Compared to other ISPs, AT&T is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Corte Madera fiber providers. AT&T offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Corte Madera is up to 5,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5,000.0 Mbps
Unwired Fixed Wireless in Corte Madera, CA
Unwired fixed wireless coverage
About 96.01%, or 9,814 people, have Unwired fixed wireless internet available to them in the city. The company covers the entire Corte Madera area. Unwired is a large internet service provider internet service providers in the US, with internet service available in most of Corte Madera.
Unwired fixed wireless download speeds
Unwired is below average when comparing download speeds to all other internet providers in Corte Madera. Versus other fixed wireless providers in the area, Unwired fixed wireless is one of the fastest. There are no different maximum speeds throughout Corte Madera. The fastest plan anyone in Corte Madera can order from Unwired goes up to 300 Mbps, and all Corte Madera customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Unwired fixed wireless upload speeds
In Corte Madera download speeds tend to be faster than than upload speeds for Unwired fixed wireless. Compared to other ISPs, Unwired is below average where upload speeds are concerned, and below average compared to other Corte Madera fixed wireless providers. Unwired offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Corte Madera is up to 25 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 25.0 Mbps
T-Mobile Home Internet Fixed Wireless in Corte Madera, CA
T-Mobile Home Internet fixed wireless coverage
About 77.72%, or 7,945 people, have T-Mobile Home Internet fixed wireless internet available to them in the city. The company covers the entire Corte Madera area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in much of Corte Madera.
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 Corte Madera. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout Corte Madera. The fastest plan anyone in Corte Madera can order from T-Mobile Home Internet goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Corte Madera customers is up to 69 Mbps.
Show all download speeds
- 58.9% up to 100.0 Mbps
- 41.1% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Corte Madera 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 Corte Madera fixed wireless providers. T-Mobile Home Internet offers 2 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Corte Madera 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 13 Mbps.
Show all upload speeds
- 58.9% up to 20.0 Mbps
- 41.1% up to 3.0 Mbps
EarthLink Fixed Wireless in Corte Madera, CA
EarthLink fixed wireless coverage
About 68.89%, or 7,042 people, have EarthLink fixed wireless internet available to them in the city. The company covers the southeast, south, north, east, central, northeast, northwest, and west Corte Madera area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in much of Corte Madera.
EarthLink fixed wireless download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in Corte Madera. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are 2 different maximum speeds throughout Corte Madera. The fastest plan anyone in Corte Madera can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Corte Madera customers is up to 50 Mbps.
Show all download speeds
- 33.8% up to 100.0 Mbps
- 66.2% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In Corte Madera download speeds tend to be faster than than upload speeds for EarthLink fixed wireless. Compared to other ISPs, EarthLink is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Corte Madera fixed wireless providers. EarthLink offers 2 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Corte Madera is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, EarthLink customers can get speeds up to 8.8 Mbps.
Show all upload speeds
- 33.8% up to 20.0 Mbps
- 66.2% up to 3.0 Mbps
AT&T Fixed Wireless in Corte Madera, CA
AT&T fixed wireless coverage
About 68.89%, or 7,042 people, have AT&T fixed wireless internet available to them in the city. The company covers the southeast, south, north, east, central, northeast, northwest, and west Corte Madera area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in much of Corte Madera.
AT&T fixed wireless download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in Corte Madera. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are 2 different maximum speeds throughout Corte Madera. The fastest plan anyone in Corte Madera can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Corte Madera customers is up to 50 Mbps.
Show all download speeds
- 33.8% up to 100.0 Mbps
- 66.2% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In Corte Madera download speeds tend to be faster than than upload speeds for AT&T fixed wireless. Compared to other ISPs, AT&T is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Corte Madera fixed wireless providers. AT&T offers 2 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Corte Madera is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, AT&T customers can get speeds up to 8.8 Mbps.
Show all upload speeds
- 33.8% up to 20.0 Mbps
- 66.2% up to 3.0 Mbps
Verizon Fixed Wireless in Corte Madera, CA
Verizon fixed wireless coverage
About 38.07%, or 3,892 people, have Verizon fixed wireless internet available to them in the city. The company covers the entire Corte Madera area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in some of Corte Madera.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in Corte Madera. Versus other fixed wireless providers in the area, Verizon fixed wireless is one of the fastest. There are no different maximum speeds throughout Corte Madera. The fastest plan anyone in Corte Madera can order from Verizon goes up to 300 Mbps, and all Corte Madera customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In Corte Madera download speeds tend to be faster than than upload speeds for Verizon fixed wireless. Compared to other ISPs, Verizon is below average where upload speeds are concerned, and below average compared to other Corte Madera fixed wireless providers. Verizon offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Corte Madera is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
Corte Madera Internet by Area
This information is most helpful to those looking for homes or considering moving to Corte Madera or any of the areas nearby.
How does internet in Corte Madera compare to the rest of California?
Internet speeds in Corte Madera are faster versus the average speeds in California: 3,631 Mbps in California versus 4,112 Mbps in the city. The state has similar internet availability compared to the city. Average internet coverage in California is 98.73% versus 99.84% in Corte Madera.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Corte Madera 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 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
- Larkspur, CA: less internet coverage, slower speeds
- Mill Valley, CA: less internet coverage, slower speeds
- San Quentin, CA: less internet coverage, slower speeds
- Greenbrae, CA: more internet coverage, slower speeds
- Kentfield, CA: more internet coverage, slower speeds
- Belvedere-Tiburon, CA: more internet coverage, slower speeds
- Tamalpais-Homestead Valley, CA: more internet coverage, faster speeds
- Tiburon, CA: more internet coverage, slower speeds
- Ross, CA: more internet coverage, faster speeds
- Belvedere, CA: more internet coverage, slower speeds
Cities with Similar Populations
- East Franklin, NJ: more internet coverage, slower speeds
- Coffeyville, KS: less internet coverage, slower speeds
- Collegedale, TN: less internet coverage, faster speeds
- Woodbury, CT: more internet coverage, faster speeds
- Woodbine, MD: more internet coverage, slower speeds
- Croydon, PA: more internet coverage, slower speeds
- Crozet, VA: less internet coverage, slower speeds
- D'Iberville, MS: more internet coverage, faster speeds
- Darby, PA: less internet coverage, slower speeds
- Decorah, IA: less internet coverage, slower speeds