Residents of Altadena have 2 internet providers to choose from. The most popular provider is AT&T, which offers DSL and fiber internet service. Over 3,989 recent tests, our research shows that AT&T customers have been getting 124 Mbps for download speeds and 81 Mbps for upload speeds. In addition to AT&T, cable internet service is also available from Spectrum.
While these are the real speeds we have been seeing in recent tests, there are many factors that affect download and upload speeds, so your actual service may differ.
| Provider | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| AT&T DSL Fiber | 124 Mbps | 81 Mbps | 5 ms |
| Spectrum Cable | 161 Mbps | 11 Mbps | 8 ms |
| * Data from speed tests taken in the last 3 months | |||
AT&T is the most popular provider in Altadena offering DSL and fiber internet service. Users have been getting 124 Mbps for download speeds and 81 Mbps for upload speeds over 3,989 recent tests.
AT&T has the 2nd fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in Altadena. 19% of users saw download speeds faster than 500 Mbps, and 29% of users saw upload speeds faster than 250 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 26, 2023 | 541 Mbps | 800 Mbps | n/a ms |
| March 26, 2023 | 202 Mbps | 140 Mbps | 4 ms |
| March 26, 2023 | 213 Mbps | 267 Mbps | 7 ms |
| March 26, 2023 | 303 Mbps | 230 Mbps | 16 ms |
| March 26, 2023 | 234 Mbps | 1 Mbps | 3 ms |
| March 26, 2023 | 607 Mbps | 591 Mbps | 2 ms |
| March 26, 2023 | 110 Mbps | 53 Mbps | 6 ms |
| March 26, 2023 | 15 Mbps | 16 Mbps | 7 ms |
| March 26, 2023 | 210 Mbps | 123 Mbps | 8 ms |
| March 26, 2023 | 3 Mbps | 5 Mbps | n/a ms |
Spectrum is the 2nd most popular provider in Altadena offering cable internet service. Users have been getting 161 Mbps for download speeds and 11 Mbps for upload speeds over 2,804 recent tests.
Spectrum has the fastest average download speed, the 2nd fastest average upload speed, and the 2nd lowest latency out of all of the providers in Altadena. 30% of users saw download speeds between 100-250 Mbps, and 59% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 26, 2023 | 25 Mbps | 23 Mbps | 8 ms |
| March 26, 2023 | 23 Mbps | 1 Mbps | 5 ms |
| March 26, 2023 | 32 Mbps | 5 Mbps | 4 ms |
| March 26, 2023 | 176 Mbps | 39 Mbps | n/a ms |
| March 26, 2023 | 95 Mbps | 94 Mbps | n/a ms |
| March 26, 2023 | 70 Mbps | 21 Mbps | 8 ms |
| March 26, 2023 | 19 Mbps | 14 Mbps | 10 ms |
| March 26, 2023 | 25 Mbps | 5 Mbps | 7 ms |
| March 26, 2023 | 233 Mbps | 11 Mbps | 8 ms |
| March 25, 2023 | 300 Mbps | 9 Mbps | 8 ms |
We’ll run a download test and an upload test to give you the full picture of your internet connection.