Orbit Ohio Interstate speed limits
The posted limits on every Interstate in Ohio, measured along each road: the limit you'll see most, and the range from the slowest stretch to the fastest. The highest Interstate limit in Ohio is 70 mph.
| Interstate | Usually | Range |
|---|---|---|
| I-70 | 70 mph | 55 to 70 mph |
| I-71 | 70 mph | 55 to 70 mph |
| I-74 | 65 mph | 55 to 70 mph |
| I-75 | 70 mph | 55 to 70 mph |
| I-76 | 70 mph | 45 to 70 mph |
| I-77 | 70 mph | 50 to 70 mph |
| I-80 | 70 mph | 50 to 70 mph |
| I-90 | 70 mph | 50 to 70 mph |
| I-270 | 65 mph | 65 mph |
| I-271 | 60 mph | 60 to 70 mph |
| I-275 | 65 mph | 60 to 65 mph |
| I-277 | 60 mph | 60 mph |
| I-280 | 65 mph | 60 to 65 mph |
| I-470 | 65 mph | 65 mph |
| I-471 | 55 mph | 55 to 65 mph |
| I-475 | 65 mph | 60 to 65 mph |
| I-480 | 60 mph | 60 to 65 mph |
| I-490 | 60 mph | 35 to 60 mph |
| I-670 | 55 mph | 55 to 65 mph |
| I-675 | 65 mph | 55 to 65 mph |
| I-680 | 65 mph | 30 to 65 mph |
Posted limits as of October 2026, from state and federal road data and © OpenStreetMap contributors, measured by length of road. Work zones, weather and signs can set a lower limit; always follow the posted sign.
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