Top HTML5 Internet Speed Test Results in California

Speed test results show an average of 39.16 Mbps download and 10.51 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

Device Type

Sort By

Report View

Date Range

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 29 Mbps 16 Mbps
San Diego 27 Mbps 11 Mbps
San Francisco 46 Mbps 15 Mbps
Sacramento 27 Mbps 13 Mbps
Sunnyvale 25 Mbps 7 Mbps
Citrus Heights 21 Mbps 15 Mbps
Fremont 67 Mbps 24 Mbps
Costa Mesa 29 Mbps 9 Mbps
Santa Clara 34 Mbps 17 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 45Mbps 8Mbps Anaheim 32Mbps 9Mbps
Santa Ana 36Mbps 10Mbps Modesto 35Mbps 7Mbps
Chula Vista 36Mbps 14Mbps San Bernardino 41Mbps 10Mbps
Corona 28Mbps 8Mbps Fontana 39Mbps 14Mbps
Fremont 51Mbps 14Mbps Irvine 45Mbps 16Mbps
Oxnard 43Mbps 11Mbps Santa Rosa 82Mbps 44Mbps
Moreno Valley 47Mbps 12Mbps Huntington Beach 42Mbps 12Mbps
Whittier 47Mbps 9Mbps Oceanside 34Mbps 11Mbps
Lancaster 48Mbps 12Mbps Salinas 37Mbps 7Mbps
Hayward 44Mbps 10Mbps Torrance 27Mbps 9Mbps

Historical California Internet Speeds Over Time

Trends by Device Type

Report View

Date Range

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
2017-08-01 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 50 Mbps 16 Mbps desktop
2018-05-01 48 Mbps 16 Mbps desktop
2018-06-01 47 Mbps 14 Mbps desktop
2018-07-01 50 Mbps 15 Mbps desktop
2018-08-01 51 Mbps 19 Mbps desktop

Latest Internet Broadband News for California

2 . 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 […]

Read more...

3 . 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 […]

Read more...

5 . 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 […]

Read more...

6 . 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 […]

Read more...

7 . Charter Spectrum Apple TV App coming this Year

We recently discussed how ISPs continue to make it easier for customers to stream TV over the Internet. Windstream partnered with DirecTV Now and AT&T, while Verizon is looking at a similar OTT offering for their new 5G service. Not to be outdone, a Charter Spectrum Apple TV app is coming later this year. Apple themselves […]

Read more...

8 . Streaming Media Players are the Rage

Americans continue their growing love affair with streaming media players. According to a recent study, these devices – Roku, Amazon TV, Apple TV, Google Chromecast, etc. – are now in almost 40 percent of all U.S. homes with broadband service. Cord-cutting consumers prefer to stream TV shows and movies instead of paying a large monthly cable bill. News […]

Read more...

9 . New Netflix Ultra HD Video Plan in the Works?

Perhaps a new Netflix Ultra HD service is in the offing? The streaming content provider hopes to add a new service tier focused on 4K video. This move makes sense with many of the OTT streaming services, like DirecTV Now and Sling TV, also raising prices. Perhaps they feel as prices rise, providing more value […]

Read more...

10 . Worldwide Internet Speed on the Rise

If your Internet connection seems a little faster the past few years, there’s good reason. A new study reveals the average worldwide Internet speed increased 23 percent over the twelve-month period from May 2017 to May 2018. The study involved 163 million tests using ISPs located all over the planet. The planet’s average Internet speed […]

Read more...

California Internet Speed on Average 39.16

0.6%
0.6% of Population with access to over 1000Mbps
15.7%
15.7% of California with access to Fiber Optic & Fiber Providers
63.8%
63.8% of Population with 3 or more Internet Provider choices
There are 65 Internet providers in California
Interested in Increasing Your Internet Speed?