In California there are 4 residential Cable providers covering 95.44% of the state. The average home can get speeds up to 955 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.
Cable Internet Service Providers in California
To avoid wasting your time, providers with less than 1% coverage in California are not shown.
California 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.
HughesNet Satellite Internet
Where in California is cable internet available?
Cable Internet Availability Key
Cable is available in 95.44% of California. Areas in green have cable internet service, where areas in yellow or red may not. The most widely available provider is Spectrum. Call one of the companies with service in California above to see who has service at your home.
How fast is cable internet in California?
The map below shows maximum cable internet speeds by area in California.
Cable Internet Speed Key
The average California home can get up to 955 Mbps on their cable internet plan. The fastest cable download speed in the state is 1,000 Mbps, which 41.59% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, less than 1% of homes can only purchase plans up to 1.5 Mbps. See the internet provider details below for info about their speed and coverage in California.
Cable internet speeds tend to be faster in the northwest parts of California, and slower in the north areas of the state.
Is cable the fastest internet I can get in California?
The fastest internet for you may vary based on where in California you live. In general, fiber competes most often with cable in the state.
- Fiber is the fastest internet type for 22.29% of California homes.
- Cable is fastest for 72.24% of the state.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 4.43%.
- Satellite internet may be the only option for less than 1% of California homes.
Cable Providers in Depth
Below you'll find which TV and internet providers offer service in California, along with details on where in California and at what speeds.
Spectrum Cable in California
Spectrum cable coverage
About 52.65%, or 19,611,320 people, have Spectrum cable internet available to them in the state. The company covers the entire California area. Spectrum is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of California.
Spectrum cable download speeds
Spectrum is above average when comparing download speeds to all other internet providers in California. Versus other cable providers in the area, Spectrum cable is above average. There are 2 different maximum speeds throughout California. The fastest plan anyone in California can order from Spectrum goes up to 940 Mbps, the slowest package only goes up to 400 Mbps, and the state-wide average maximum speed for California customers is up to 940 Mbps.
Show all download speeds
- 100.0% up to 940.0 Mbps
- 0.0% up to 400.0 Mbps
Spectrum cable upload speeds
In California download speeds tend to be than upload speeds for Spectrum cable. Compared to other ISPs, Spectrum is below average where upload speeds are concerned, and above average compared to other California cable providers. Spectrum offers 2 different upload speeds across the state, so your internet plan's upload speed may vary by neighborhood. The fastest upload speed available to anyone from this ISP in California is up to 35 Mbps. Some customers have slower plan choices, which only go up to 20 Mbps. On average, Spectrum customers can get speeds up to 35 Mbps.
Show all upload speeds
- 100.0% up to 35.0 Mbps
- 0.0% up to 20.0 Mbps
XFINITY from Comcast Cable in California
XFINITY cable coverage
About 32.29%, or 12,027,809 people, have XFINITY cable internet available to them in the state. The company covers the entire California 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 California.
XFINITY from Comcast cable download speeds
XFINITY is above average when comparing download speeds to all other internet providers in California. Versus other cable providers in the area, XFINITY cable is above average. There are 4 different maximum speeds throughout California. The fastest plan anyone in California can order from XFINITY goes up to 1,000 Mbps, the slowest package only goes up to 150 Mbps, and the state-wide average maximum speed for California customers is up to 988 Mbps.
Show all download speeds
- 97.8% up to 1,000.0 Mbps
- 1.4% up to 600.0 Mbps
- 0.5% up to 200.0 Mbps
- 0.3% up to 150.0 Mbps
XFINITY from Comcast cable upload speeds
In California download speeds tend to be than upload speeds for XFINITY cable. Compared to other ISPs, XFINITY is below average where upload speeds are concerned, and above average compared to other California cable providers. XFINITY offers 3 different upload speeds across the state, so your internet plan's upload speed may vary by neighborhood. The fastest upload speed available to anyone from this ISP in California is up to 35 Mbps. Some customers have slower plan choices, which only go up to 5.0 Mbps. On average, XFINITY customers can get speeds up to 34 Mbps.
Show all upload speeds
- 97.8% up to 35.0 Mbps
- 1.4% up to 15.0 Mbps
- 0.8% up to 5.0 Mbps
Cox Communications Cable in California
Cox cable coverage
About 8.60%, or 3,202,602 people, have Cox cable internet available to them in the state. The company covers the southeast, central, and south California area. Cox is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of California.
Cox Communications cable download speeds
Cox is above average when comparing download speeds to all other internet providers in California. Versus other cable providers in the area, Cox cable is the fastest. There are 2 different maximum speeds throughout California. The fastest plan anyone in California can order from Cox goes up to 1,000 Mbps, the slowest package only goes up to 300 Mbps, and the state-wide average maximum speed for California customers is up to 998 Mbps.
Show all download speeds
- 99.7% up to 1,000.0 Mbps
- 0.3% up to 300.0 Mbps
Cox Communications cable upload speeds
In California download speeds tend to be than upload speeds for Cox cable. Compared to other ISPs, Cox is below average where upload speeds are concerned, and above average compared to other California cable providers. Cox offers 2 different upload speeds across the state, so your internet plan's upload speed may vary by neighborhood. The fastest upload speed available to anyone from this ISP in California is up to 35 Mbps. Some customers have slower plan choices, which only go up to 30 Mbps. On average, Cox customers can get speeds up to 35 Mbps.
Show all upload speeds
- 99.7% up to 35.0 Mbps
- 0.3% up to 30.0 Mbps
Astound Broadband powered by Wave Broadband Cable in California
Astound Broadband cable coverage
About 2.96%, or 1,101,857 people, have Astound Broadband cable internet available to them in the state. The company covers the northwest, west, north, south, southeast, and central California area. Astound Broadband is a large internet service provider internet service providers in the US, with internet service available in a very small piece of California.
Astound Broadband powered by Wave Broadband cable download speeds
Astound Broadband is above average when comparing download speeds to all other internet providers in California. Versus other cable providers in the area, Astound Broadband cable is above average. There are 2 different maximum speeds throughout California. The fastest plan anyone in California can order from Astound Broadband goes up to 1,000 Mbps, the slowest package only goes up to 250 Mbps, and the state-wide average maximum speed for California customers is up to 726 Mbps.
Show all download speeds
- 63.5% up to 1,000.0 Mbps
- 36.5% up to 250.0 Mbps
Astound Broadband powered by Wave Broadband cable upload speeds
In California download speeds tend to be than upload speeds for Astound Broadband cable. Compared to other ISPs, Astound Broadband is below average where upload speeds are concerned, and below average compared to other California cable providers. Astound Broadband offers no different upload speeds across the state. The fastest upload speed available to anyone from this ISP in California is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
California Cable by Area
This information is most helpful to those looking for homes or considering moving to California or any of the areas nearby.
How does cable internet in California compare to the rest of the United States?
Cable internet speeds in California are comparable versus the average speeds in the United States: 936 Mbps in the United States versus 955 Mbps in the state. The nation has similar cable availability compared to the state. Average cable coverage in the United States is 89.84% versus 95.44% in California.
What zip codes have cable internet?
Cable internet coverage varies by zip code and neighborhood. Some examples in or around California 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 states?
Below are states nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby States
- Nevada: less cable coverage, faster speeds
- Arizona: less cable coverage, faster speeds
- Utah: less cable coverage, slower speeds
- Oregon: less cable coverage, slower speeds
- Idaho: less cable coverage, faster speeds
- New Mexico: less cable coverage, slower speeds
- Washington: less cable coverage, faster speeds
- Colorado: less cable coverage, faster speeds
- Wyoming: less cable coverage, slower speeds
- Montana: less cable coverage, slower speeds
States with Similar Populations
- Texas: less cable coverage, slower speeds
- Florida: less cable coverage, faster speeds
- New York: more cable coverage, slower speeds
- Illinois: less cable coverage, faster speeds
- Pennsylvania: less cable coverage, faster speeds
- Ohio: less cable coverage, slower speeds
- Georgia: less cable coverage, slower speeds
- North Carolina: less cable coverage, slower speeds
- Michigan: less cable coverage, slower speeds
- New Jersey: more cable coverage, slower speeds