Internet Speeds in Fairfield, CA

There are 2 internet providers operating in Fairfield, the most popular being Xfinity. Xfinity offers cable internet service. In 14,839 recent tests, on average, we have been seeing 176 Mbps for download speeds and 21 Mbps for upload speeds for Xfinity customers. In addition to Xfinity, DSL, fiber and fixed wireless internet service is also available from AT&T.

While these are the real speeds we have been seeing in our research, there are many factors that go into the actual download and upload speeds you will encounter.

Last updated on September 26, 2023
ProviderDownload SpeedUpload SpeedLatency
Xfinity
Cable
View Details →
176 Mbps21 Mbps12 ms
AT&T
DSL
Fiber
Fixed Wireless
View Details →
48 Mbps12 Mbps14 ms
* Data from speed tests taken in the last 3 months

Internet Providers in Fairfield, CA

Xfinity

Cable

Download Speed

176Mbps

Upload Speed

21Mbps

Latency

12ms

Overview

Xfinity is the most popular provider in Fairfield offering cable internet service. Users have been getting 176 Mbps for download speeds and 21 Mbps for upload speeds over 14,839 recent tests.

Performance Breakdown

Xfinity has the fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in Fairfield. 25% of users saw download speeds between 250-500 Mbps, and 38% of users saw upload speeds between 10-25 Mbps.

Download Speeds

Upload Speeds

Recent Xfinity Speed Tests in Fairfield

DateDownload SpeedUpload SpeedLatency
September 24, 2023423 Mbps24 Mbps11 ms
September 24, 2023119 Mbps18 Mbps10 ms
September 24, 2023493 Mbps41 Mbpsn/a ms
September 24, 2023119 Mbps24 Mbps10 ms
September 24, 202359 Mbps6 Mbpsn/a ms
September 24, 202376 Mbps5 Mbps22 ms
September 24, 202331 Mbps6 Mbps15 ms
September 24, 2023191 Mbps20 Mbps21 ms
September 24, 2023160 Mbps39 Mbps11 ms
September 24, 2023119 Mbps3 Mbps8 ms

AT&T

DSL
Fiber
Fixed Wireless

Download Speed

48Mbps

Upload Speed

12Mbps

Latency

14ms

Overview

AT&T is the 2nd most popular provider in Fairfield offering DSL, fiber and fixed wireless internet service. Users have been getting 48 Mbps for download speeds and 12 Mbps for upload speeds over 3,517 recent tests.

Performance Breakdown

AT&T has the 2nd fastest average download speed, the 2nd fastest average upload speed, and the 2nd lowest latency out of all of the providers in Fairfield. 31% of users saw download speeds between 25-50 Mbps, and 25% of users saw upload speeds between 10-25 Mbps.

Download Speeds

Upload Speeds

Recent AT&T Speed Tests in Fairfield

DateDownload SpeedUpload SpeedLatency
September 24, 202333 Mbps11 Mbps70 ms
September 24, 202360 Mbps12 Mbps26 ms
September 24, 2023917 Mbps903 Mbpsn/a ms
September 24, 2023880 Mbps907 Mbps6 ms
September 24, 202320 Mbps11 Mbps28 ms
September 24, 202350 Mbps6 Mbpsn/a ms
September 24, 2023342 Mbps220 Mbpsn/a ms
September 24, 2023471 Mbps115 Mbps8 ms
September 24, 202334 Mbps13 Mbps28 ms
September 24, 202395 Mbps95 Mbps6 ms

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Frequently Asked Questions

What internet providers are available in Fairfield, CA?

Xfinity and AT&T currently operate in Fairfield.

What is the most popular internet provider in Fairfield, CA?

Xfinity is currently the most popular internet provider in Fairfield based on the number of speed tests in the last 3 months.

What is the fastest internet provider in Fairfield, CA?

The fastest internet provider for you is going to differ based on your needs, and which providers actually serve your home. However, when it comes to the real speeds users in Fairfield are getting, Xfinity provides the fastest download speeds and Xfinity provides the fastest upload speeds.

Is there fiber internet in Fairfield, CA?

AT&T provides fiber internet in Fairfield.