Sioux City residents have 4 internet providers to choose from. Sparklight is the most popular provider, offering cable and fiber internet service. In our research, we have been seeing 146 Mbps for download speeds and 18 Mbps for upload speeds for Sparklight customers over 8,559 recent tests. FiberComm, CenturyLink and Premier Communications also have coverage in Sioux City, although they are not as popular as Sparklight. These providers offer DSL, fiber, fixed wireless and cable internet service.
See more detailed speed and coverage data below.
| Provider | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| Sparklight Cable Fiber | 146 Mbps | 18 Mbps | 41 ms |
| FiberComm DSL Fiber Fixed Wireless | 23 Mbps | 25 Mbps | 31 ms |
| CenturyLink DSL Fiber | 10 Mbps | 1 Mbps | 47 ms |
| Premier Communications Cable DSL Fiber | 55 Mbps | 10 Mbps | 33 ms |
| * Data from speed tests taken in the last 3 months | |||
Sparklight is the most popular provider in Sioux City offering cable and fiber internet service. Users have been getting 146 Mbps for download speeds and 18 Mbps for upload speeds over 8,559 recent tests.
Sparklight has the fastest average download speed, the 2nd fastest average upload speed, and the 3rd lowest latency out of all of the providers in Sioux City. 40% of users saw download speeds between 100-250 Mbps, and 48% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| June 3, 2023 | 77 Mbps | 9 Mbps | 35 ms |
| June 3, 2023 | 50 Mbps | 11 Mbps | 41 ms |
| June 3, 2023 | 228 Mbps | 6 Mbps | 43 ms |
| June 3, 2023 | 137 Mbps | 15 Mbps | 42 ms |
| June 3, 2023 | 317 Mbps | 18 Mbps | 47 ms |
| June 3, 2023 | 54 Mbps | 19 Mbps | 44 ms |
| June 3, 2023 | 565 Mbps | 49 Mbps | 31 ms |
| June 3, 2023 | 459 Mbps | 31 Mbps | 37 ms |
| June 3, 2023 | 77 Mbps | 30 Mbps | 42 ms |
| June 3, 2023 | 257 Mbps | 47 Mbps | 35 ms |
FiberComm is the 2nd most popular provider in Sioux City offering DSL, fiber and fixed wireless internet service. Users have been getting 23 Mbps for download speeds and 25 Mbps for upload speeds over 1,403 recent tests.
FiberComm has the 3rd fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in Sioux City. 32% of users saw download speeds between 10-25 Mbps, and 25% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| June 2, 2023 | 1 Mbps | 5 Mbps | 22 ms |
| June 2, 2023 | 23 Mbps | 26 Mbps | 32 ms |
| June 2, 2023 | 14 Mbps | 15 Mbps | 30 ms |
| June 2, 2023 | 16 Mbps | 26 Mbps | 1 ms |
| June 1, 2023 | 70 Mbps | 98 Mbps | 210 ms |
| June 1, 2023 | 23 Mbps | 11 Mbps | 40 ms |
| June 1, 2023 | 14 Mbps | 14 Mbps | 31 ms |
| June 1, 2023 | 23 Mbps | 27 Mbps | 31 ms |
| June 1, 2023 | 166 Mbps | 25 Mbps | 28 ms |
| May 31, 2023 | 9 Mbps | 1 Mbps | 34 ms |
CenturyLink is the 3rd most popular provider in Sioux City offering DSL and fiber internet service. Users have been getting 10 Mbps for download speeds and 1 Mbps for upload speeds over 1,094 recent tests.
CenturyLink has the 4th fastest average download speed, the 4th fastest average upload speed, and the 4th lowest latency out of all of the providers in Sioux City. 52% of users saw download speeds slower than 10 Mbps, and 79% of users saw upload speeds slower than 5 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| June 3, 2023 | 27 Mbps | 1 Mbps | 44 ms |
| June 3, 2023 | 1 Mbps | 1 Mbps | 97 ms |
| June 3, 2023 | 9 Mbps | 1 Mbps | 74 ms |
| June 3, 2023 | 1 Mbps | 1 Mbps | 183 ms |
| June 3, 2023 | 2 Mbps | 1 Mbps | 69 ms |
| June 3, 2023 | 15 Mbps | 3 Mbps | 38 ms |
| June 2, 2023 | 20 Mbps | 1 Mbps | 41 ms |
| June 2, 2023 | 2 Mbps | 1 Mbps | 82 ms |
| June 2, 2023 | 17 Mbps | 1 Mbps | 58 ms |
| June 2, 2023 | 15 Mbps | 1 Mbps | 41 ms |
Premier Communications is the 4th most popular provider in Sioux City offering cable, DSL and fiber internet service. Users have been getting 55 Mbps for download speeds and 10 Mbps for upload speeds over 50 recent tests.
Premier Communications has the 2nd fastest average download speed, the 3rd fastest average upload speed, and the 2nd lowest latency out of all of the providers in Sioux City. 64% of users saw download speeds between 50-100 Mbps, and 82% of users saw upload speeds between 5-10 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| June 3, 2023 | 55 Mbps | 10 Mbps | 36 ms |
| June 2, 2023 | 55 Mbps | 10 Mbps | 33 ms |
| June 1, 2023 | 49 Mbps | 10 Mbps | 35 ms |
| May 31, 2023 | 55 Mbps | 10 Mbps | 33 ms |
| May 30, 2023 | 49 Mbps | 10 Mbps | 30 ms |
| May 24, 2023 | 34 Mbps | 11 Mbps | 23 ms |
| May 12, 2023 | 54 Mbps | 10 Mbps | 35 ms |
| May 11, 2023 | 55 Mbps | 10 Mbps | 35 ms |
| May 10, 2023 | 55 Mbps | 10 Mbps | 36 ms |
| May 9, 2023 | 55 Mbps | 10 Mbps | 23 ms |
We’ll run a download test and an upload test to give you the full picture of your internet connection.