A foot is exactly 0.3048 meters.
Feet to Miles Converter — ft to mi
Convert Foot (ft) to Mile (mi) using the exact conversion factor (1 foot = 0.0001893939 mile). See the formula, worked examples, conversion table, unit comparison, history, and common uses.
Feet to Miles converter
Converter
Length Converter
Convert SI, imperial, US customary, astronomical, scientific, and historical length units.
Context values
Some unit families need one extra value for a physically accurate result.
A statute mile is exactly 1,609.344 meters.
Result = input x 0.3048 / 1609.344.
Length uses the meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Feet to Miles
Foot and Mile both measure length. Foot is typically associated with united States (height, construction, aviation altitude), while Mile is typically associated with united States.
Formula
miles = feet × 0.000189393939394
This factor comes from each unit's defined relationship to the category's base unit: 1 foot equals 0.3048 base units, and 1 mile equals 1609.344 base units, so dividing one by the other gives the direct foot-to-mile factor of 0.000189393939394.
Simple example
1 ft × 0.0001893939394 = 0.0001893939 mi
1 foot = 0.0001893939 miles.
Real-world example
10 ft × 0.0001893939394 = 0.0018939394 mi
10 feet = 0.0018939394 miles.
Conversion table
| Foot (ft) | Mile (mi) |
|---|---|
| 1 ft | 0.0001893939 mi |
| 5 ft | 0.0009469697 mi |
| 10 ft | 0.0018939394 mi |
| 21.0975 ft | 0.0039957386 mi |
| 42.195 ft | 0.0079914773 mi |
| 100 ft | 0.0189393939 mi |
Reverse conversion: Mile to Foot
0.0001893939 mi × 5280 = 0.999999792 ft
0.0001893939 miles = 0.999999792 feet.
feet = miles × 5280
For a page dedicated to this direction, see Mile to Foot.
Foot vs. Mile
| Aspect | Foot | Mile |
|---|---|---|
| Family | US/imperial customary unit | US/imperial customary unit |
| Typical use | Height measurement in the US and UK | Road signage, speed limits, and odometers in the US and UK |
| Where it's used | United States (height, construction, aviation altitude) | United States |
Understanding the Foot
Foot (ft) measures distance. The international foot is defined as exactly 0.3048 meters. It is classified as a US/imperial customary unit.
Where it's used: United States (height, construction, aviation altitude) United Kingdom (height, some construction contexts)
Uses of the Foot today
- Height measurement in the US and UK
- US construction and real estate (square footage)
- Aviation altitude worldwide (feet remain standard even in metric countries)
History of the Foot
The foot has ancient roots (Roman 'pes', various regional English feet), standardized into the modern English foot over centuries. The international foot (exactly 0.3048 m) was fixed by the 1959 International Yard and Pound Agreement, resolving small historical differences between US and UK measurements.
Historical origin. Foot was not the invention of a single named person; it developed through the process described above.
Understanding the Mile
Mile (mi) measures distance. The international statute mile is defined as exactly 1,609.344 meters (5,280 feet). It is classified as a US/imperial customary unit.
Where it's used: United States United Kingdom (road distances and speed limits)
Uses of the Mile today
- Road signage, speed limits, and odometers in the US and UK
- Everyday distance estimates in US/UK contexts
- Aviation and marine contexts use the related but distinct nautical mile instead
History of the Mile
The mile traces back to the Roman 'mille passus' ('a thousand paces'), about 1,000 double-steps of a marching legion, roughly 1,480 meters. The English statute mile diverged from this over the medieval period.
Elizabeth I's government fixed the English statute mile at 5,280 feet in 1593, replacing the old Roman-derived value so it would align evenly with the furlong (660 ft), a unit already standard in English land measurement.
The modern international mile (1,609.344 m exactly) was fixed by the same 1959 International Yard and Pound Agreement that standardized the pound, tying it to the internationally agreed yard of exactly 0.9144 meters.
Historical origin. Mile was not the invention of a single named person; it developed through the process described above.
Foot — sources
- NIST — International yard and pound (1959) — Fixes the modern foot at exactly 0.3048 meters.
Mile — sources
- NIST — International yard and pound (1959) — Fixes the modern mile via the international yard.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many miles are in 1 foot?
1 foot equals 0.0001893939 miles, using the exact defined conversion factor rather than an estimate.
How do I convert foot to mile?
Multiply the foot value by 0.0001893939394. The converter above does this instantly to whatever precision you set.
How do I convert mile back to foot?
Use the reverse factor: 1 mile equals 5,280 feet. You can also use the swap control in the converter above to flip the direction instantly.
What is a foot?
Foot (ft) measures distance. The international foot is defined as exactly 0.3048 meters. It is classified as a US/imperial customary unit.
What is a mile?
Mile (mi) measures distance. The international statute mile is defined as exactly 1,609.344 meters (5,280 feet). It is classified as a US/imperial customary unit.
Is the foot to mile conversion exact?
Yes. The international statute mile is defined as exactly 1,609.344 meters (5,280 feet). That fixed definition is what the converter above uses, so any rounding you see is a display choice, not a limitation of the math.
Where is the foot still used today?
United States (height, construction, aviation altitude) United Kingdom (height, some construction contexts)