Top HTML5 Internet Speed Test Results in California

Speed test results show an average of 33.95 Mbps download and 9.96 Mbps upload speeds across all mobile, tablet, and desktop devices tested. Take a look at the charts below for an at-a-glance view of of speed test results by device. ViaSat, Inc., AT&T, Time Warner and Verizon Wireless are among the many Internet Service Providers (ISPs) delivering broadband to United States.

BETA: The chart data is based on tests taken from a wide range of devices using varying operating systems and browsers. The test results reveal the actual bandwidth the user received at the time of the test. Check back regularly to take advantage of our latest features and added server locations, or fill out the contact form on the speed test page and we'll keep you in the loop!

Nearby California Internet Speeds by City

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Research Desktop & Mobile Internet speeds for nearby cities in California. You can also view the data by table and graph over a 7 day, 3 months and 12 month time frame.

Research Desktop & Mobile Internet speeds for nearby cities in California. You can also view the data by table and graph over a 7 day, 3 months and 12 month time frame.
Los Angeles 27 Mbps 11 Mbps
San Jose 27 Mbps 14 Mbps
San Diego 24 Mbps 10 Mbps
San Francisco 30 Mbps 11 Mbps
Citrus Heights 20 Mbps 14 Mbps
Sunnyvale 23 Mbps 6 Mbps
Sacramento 30 Mbps 11 Mbps
Fremont 111 Mbps 45 Mbps
Costa Mesa 26 Mbps 9 Mbps
Santa Clara 34 Mbps 20 Mbps

California Internet Providers & Internet Products by City

California Internet Upload and Download Speeds by City

Discover Internet Speeds for various California cities, find out more about our speed test data and internet provider info each each city by following the links below.
Location Download Upload Location Download Upload
Stockton 36Mbps 7Mbps Anaheim 28Mbps 9Mbps
Santa Ana 31Mbps 9Mbps Modesto 29Mbps 7Mbps
Chula Vista 30Mbps 12Mbps San Bernardino 35Mbps 10Mbps
Corona 24Mbps 8Mbps Fontana 33Mbps 12Mbps
Fremont 68Mbps 23Mbps Irvine 38Mbps 15Mbps
Oxnard 38Mbps 12Mbps Santa Rosa 71Mbps 39Mbps
Moreno Valley 42Mbps 12Mbps Huntington Beach 39Mbps 11Mbps
Whittier 43Mbps 8Mbps Oceanside 29Mbps 11Mbps
Lancaster 43Mbps 11Mbps Salinas 33Mbps 6Mbps
Hayward 36Mbps 8Mbps Torrance 27Mbps 9Mbps

Historical California Internet Speeds Over Time

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This is the historical Internet Speed for California. You can break the data down by Desktop or Mobile and view the data by table and graph over a 7 day, 3 months and 12 month time frame

This is the historical Internet Speed for California. You can break the data down by Desktop or Mobile and view the data by table and graph over a 7 day, 3 months and 12 month time frame
2017-04-01 32 Mbps 11 Mbps desktop
2017-05-01 37 Mbps 14 Mbps desktop
2017-06-01 38 Mbps 14 Mbps desktop
2017-07-01 35 Mbps 12 Mbps desktop
2017-08-01 34 Mbps 12 Mbps desktop
2017-09-01 35 Mbps 13 Mbps desktop
2017-10-01 33 Mbps 12 Mbps desktop
2017-11-01 34 Mbps 13 Mbps desktop
2017-12-01 32 Mbps 11 Mbps desktop
2018-01-01 34 Mbps 12 Mbps desktop
2018-02-01 34 Mbps 13 Mbps desktop
2018-03-01 36 Mbps 13 Mbps desktop
2018-04-01 40 Mbps 9 Mbps desktop

Latest Internet Broadband News for California

1 . Facebook Wants to Improve Your Internet Speed

Not content to let Google enjoy all the fun, with their largely altruistic projects aimed at improving Internet speed and access all over the world, Facebook also has some efforts in the pipeline hoping to boost bandwidth without the added costs of putting fiber in the ground. Of course, both technology giants rely on Internet […]


2 . Federal Regulators Approve Charter Time Warner Merger

The original attempt by Comcast to buy Time Warner didn’t gain acceptance for a variety of reasons, but another attempt at a merger between cable giants — this time by Charter Communications — recently earned approval from federal regulators. This new combined Charter Time Warner company brings with it the potential to shake up both […]


3 . Elon Musk making Satellite Internet more Viable?

In a sense, satellite Internet service is the red-headed stepchild of the industry. While it allows those in underserved rural regions to enjoy access to the Web, generally poor speeds combined with monthly bandwidth limits hamper the quality of service to those users. Some satellite ISPs even place additional bandwidth caps on their customers during […]


6 . Google Fiber Looks to the North and Southeast

As other ISPs — most notably AT&T and their GigaPower offering — continue to expand fiber-optic one gigabit service across the country, Google Fiber approaches things at a more deliberate pace. At this time, Kansas City, Austin, and Provo are the only cities where Fiber subscriptions are actually available. Recently, however, the technology giant announced […]


7 . Rural Internet Access gets a Boost from SuperTowers

Expanding rural Internet access continues to be championed by many in the government and telecommunications industry. In fact, we previously talked about initiatives from Microsoft, Elon Musk, and others. Preventing the adverse impacts of digital redlining in underserved regions of America benefits the country in a myriad of ways. It now appears that a new group […]


8 . Google Project Fi ranks as the Most Popular Wireless Network

The readers of PC Magazine named Google’s Project Fi as the most popular wireless network according to the magazine’s 2018 Readers Choice Awards. Actually, the Google network tied with Consumer Cellular, who regularly ranks at the top of the PCMag survey. Bringing up the rear are some of the biggest players in the industry, including AT&T, Sprint, […]


9 . Comcast boosts its Gigabit Internet Service Footprint

Not to be outdone by AT&T and Google Fiber, Comcast is expanding its gigabit Internet service across the Northeast. The company’s move follows a similar expansion in other areas of the country. The massive telecom and entertainment firm likely hopes to lessen the effects of cord cutting on its subscriber base. News about the growth of […]


10 . Cord Cutting Losses increase for Comcast

Cord cutting continues to play havoc with the subscriber counts at the top players in the pay TV industry, including Comcast. In fact, some analysts predict the tech giant’s losses because of cord cutters to more than double this year. Other companies, especially the satellite providers DirecTV and Dish, suffer from a similar subscriber loss. […]


California Internet Speed on Average 33.95

0.6% of Population with access to over 1000Mbps
15.7% of California with access to Fiber Optic & Fiber Providers
63.8% of Population with 3 or more Internet Provider choices
There are 16 Internet providers in California
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