Charleston residents have 2 internet providers to choose from. Consolidated Communications is the most popular provider, offering DSL and fiber internet service. In our research, we have been seeing 94 Mbps for download speeds and 78 Mbps for upload speeds for Consolidated Communications customers over 2,533 recent tests. In addition to Consolidated Communications, cable internet service is also available from Mediacom Cable.
See more detailed speed and coverage data below.
| Provider | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| Consolidated Communications DSL Fiber | 94 Mbps | 78 Mbps | 13 ms |
| Mediacom Cable Cable | 137 Mbps | 27 Mbps | 11 ms |
| * Data from speed tests taken in the last 3 months | |||
Consolidated Communications is the most popular provider in Charleston offering DSL and fiber internet service. Users have been getting 94 Mbps for download speeds and 78 Mbps for upload speeds over 2,533 recent tests.
Consolidated Communications has the 2nd fastest average download speed, the fastest average upload speed, and the 2nd lowest latency out of all of the providers in Charleston. 19% of users saw download speeds faster than 500 Mbps, and 30% of users saw upload speeds faster than 250 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 16, 2024 | 486 Mbps | 411 Mbps | 11 ms |
| March 16, 2024 | 149 Mbps | 123 Mbps | 13 ms |
| March 16, 2024 | 610 Mbps | 819 Mbps | 12 ms |
| March 16, 2024 | 33 Mbps | 45 Mbps | 13 ms |
| March 16, 2024 | 669 Mbps | 673 Mbps | 14 ms |
| March 16, 2024 | 660 Mbps | 246 Mbps | 12 ms |
| March 16, 2024 | 449 Mbps | 499 Mbps | 11 ms |
| March 16, 2024 | 310 Mbps | 9 Mbps | 139 ms |
| March 16, 2024 | 9 Mbps | 1 Mbps | 25 ms |
| March 16, 2024 | 11 Mbps | 4 Mbps | 19 ms |
Mediacom Cable is the 2nd most popular provider in Charleston offering cable internet service. Users have been getting 137 Mbps for download speeds and 27 Mbps for upload speeds over 904 recent tests.
Mediacom Cable has the fastest average download speed, the 2nd fastest average upload speed, and the lowest latency out of all of the providers in Charleston. 34% of users saw download speeds between 100-250 Mbps, and 36% of users saw upload speeds between 25-50 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 16, 2024 | 427 Mbps | 1 Mbps | 8 ms |
| March 16, 2024 | 15 Mbps | 1 Mbps | 11 ms |
| March 16, 2024 | 84 Mbps | 62 Mbps | 10 ms |
| March 16, 2024 | 66 Mbps | 32 Mbps | 13 ms |
| March 15, 2024 | 84 Mbps | 60 Mbps | 9 ms |
| March 15, 2024 | 10 Mbps | 22 Mbps | 8 ms |
| March 14, 2024 | 93 Mbps | 64 Mbps | 11 ms |
| March 14, 2024 | 130 Mbps | 63 Mbps | 15 ms |
| March 14, 2024 | 353 Mbps | 63 Mbps | 21 ms |
| March 13, 2024 | 133 Mbps | 10 Mbps | 13 ms |
We’ll run a download test and an upload test to give you the full picture of your internet connection.