Convert miles per hour to feet per second
Enter a value in miles per hour to convert it to feet per second.
miles per hour to feet per second reference
| miles per hour | feet per second |
|---|---|
| 1 mph | 1.4667 ft/s |
| 2 mph | 2.9333 ft/s |
| 5 mph | 7.3333 ft/s |
| 10 mph | 14.6667 ft/s |
| 25 mph | 36.6667 ft/s |
| 50 mph | 73.3333 ft/s |
| 100 mph | 146.6667 ft/s |
The conversion factor
One mile per hour is 1.46666667 feet per second. So to convert, multiply your figure in miles per hour by 1.46666667. To go the other way, multiply feet per second by 0.68181818, or use the feet per second to miles per hour converter.
Doing it in your head
For a quick estimate, round the factor: roughly "times 1". Use the exact converter above when the number matters.
Where this conversion comes up
Driving abroad, running and cycling pace, wind speed, and vehicle specs.
See the common unit conversions cheat sheet for the factors worth memorising.
Related tools
Frequently asked questions
How many feet per second are in a mile per hour?
1 mile per hour = 1.466667 feet per second.
What is the formula to convert miles per hour to feet per second?
Multiply the number of miles per hour by 1.46666667. To go back the other way, multiply feet per second by 0.68181818.
What is 10 miles per hour in feet per second?
10 miles per hour = 14.6667 feet per second. The reference table below lists more common values.
Is this converter accurate?
It uses the internationally defined conversion factors and computes at full floating-point precision, then rounds only the displayed result. For everyday purposes it is exact; for legal, engineering or scientific work, confirm the required number of significant figures.
Does it work offline?
Yes. The conversion runs in your browser with no server call, so it keeps working with no connection, and nothing you enter is uploaded.
Last reviewed: September 2026. Figures and formulas are checked against their published sources; see the site's data notes.