Internet Speeds in Fairfax, CA

In Fairfax there are 2 internet service providers, with Xfinity being the most popular. Xfinity offers cable internet service. In recent tests, Xfinity customers had an average download speed of 205 Mbps and an average upload speed of 30 Mbps. In addition to Xfinity, DSL and fiber internet service is also available from AT&T.

While our research has shown these to be the real speeds that users experience, there are many factors that can affect the actual download and upload speeds you will encounter. These may include the type of internet connection you have, the distance between your device and the router, the number of users on the network, and the strength of the signal.

Last updated on May 21, 2024
ProviderDownload SpeedUpload SpeedLatency
Xfinity
Cable
View Details →
205 Mbps30 Mbps9 ms
AT&T
DSL
Fiber
View Details →
246 Mbps165 Mbps5 ms
* Data from speed tests taken in the last 3 months

Internet Providers in Fairfax, CA

Xfinity

Cable

Download Speed

205Mbps

Upload Speed

30Mbps

Latency

9ms

Overview

Xfinity is the most popular provider in Fairfax offering cable internet service. Users have been getting 205 Mbps for download speeds and 30 Mbps for upload speeds over 980 recent tests.

Performance Breakdown

Xfinity 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 Fairfax. 33% of users saw download speeds between 100-250 Mbps, and 34% of users saw upload speeds between 10-25 Mbps.

Download Speeds

Upload Speeds

Recent Xfinity Speed Tests in Fairfax

DateDownload SpeedUpload SpeedLatency
May 8, 2024317 Mbps41 Mbps7 ms
May 8, 2024317 Mbps41 Mbps7 ms
May 8, 2024183 Mbps210 Mbps8 ms
May 8, 2024183 Mbps207 Mbps8 ms
May 8, 202468 Mbps18 Mbps14 ms
May 7, 2024257 Mbps19 Mbps11 ms
May 7, 2024204 Mbps211 Mbps9 ms
May 7, 2024328 Mbps41 Mbps8 ms
May 7, 202437 Mbps19 Mbps15 ms
May 6, 2024207 Mbps211 Mbps8 ms

AT&T

DSL
Fiber

Download Speed

246Mbps

Upload Speed

165Mbps

Latency

5ms

Overview

AT&T is the 2nd most popular provider in Fairfax offering DSL and fiber internet service. Users have been getting 246 Mbps for download speeds and 165 Mbps for upload speeds over 193 recent tests.

Performance Breakdown

AT&T has the fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in Fairfax. 32% of users saw download speeds between 100-250 Mbps, and 33% of users saw upload speeds faster than 250 Mbps.

Download Speeds

Upload Speeds

Recent AT&T Speed Tests in Fairfax

DateDownload SpeedUpload SpeedLatency
May 20, 2024342 Mbps100 Mbps5 ms
May 20, 202454 Mbps92 Mbps4 ms
May 20, 2024845 Mbps773 Mbps4 ms
May 20, 2024151 Mbps345 Mbps7 ms
May 19, 2024841 Mbps797 Mbps4 ms
May 19, 2024308 Mbps307 Mbps5 ms
May 19, 2024250 Mbps337 Mbps5 ms
May 18, 2024772 Mbps814 Mbps4 ms
May 17, 2024816 Mbps789 Mbps4 ms
May 16, 2024781 Mbps802 Mbps3 ms

Test Your Internet Speed

Download
0
Mbps
Upload
0
Mbps
Latency ms

We’ll run a download test and an upload test to give you the full picture of your internet connection.

Nearby Cities

Popular Cities in California

Featured Cities

Frequently Asked Questions

What internet providers are available in Fairfax, CA?

Xfinity and AT&T currently operate in Fairfax.

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

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

What is the fastest internet provider in Fairfax, 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 Fairfax are getting, AT&T provides the fastest download speeds and AT&T provides the fastest upload speeds.

Is there fiber internet in Fairfax, CA?

AT&T provides fiber internet in Fairfax.