Feet to Nautical Miles Converter
1 foot ≈ 0.000164578834 nautical miles
1 foot equals 0.000164579 nautical miles
How to convert feet to nautical miles
Feet, inches, yards and miles use the international foot (0.3048 m). Older US survey-foot records use a different definition; check the survey document before applying these factors.
nmi = ft × 0.0001645788337One foot is 0.0001645788337 nautical miles, so a single multiplication converts any value.
0.00164579 nmi ≈ 10 × 0.0001645788337Feet to nautical miles conversion table
Common values in feet, converted to nautical miles.
| Feet (ft) | Nautical miles (nmi) |
|---|---|
| 1 | 0.00016457883 |
| 2 | 0.00032915767 |
| 3 | 0.0004937365 |
| 4 | 0.00065831533 |
| 5 | 0.00082289417 |
| 10 | 0.0016457883 |
| 20 | 0.0032915767 |
| 25 | 0.0041144708 |
| 50 | 0.0082289417 |
| 100 | 0.016457883 |
| 250 | 0.041144708 |
| 500 | 0.082289417 |
| 1,000 | 0.16457883 |
About these units
footft
Exactly 12 inches, or 0.3048 metres.
Reference: International Yard and Pound Agreement (1959).
nautical milenmi
Exactly 1,852 metres, approximately one minute of latitude. Used in marine and air navigation.
Reference: BIPM, non-SI units accepted for use with the SI.
Sources and precision
Table results are rounded to 8 significant digits; formula constants may be rounded to 10. Worked example answers use 6 significant digits. The converter starts at 6 significant digits and lets you change display precision. Calculations use the stored factors without intermediate rounding. Exact unit definitions do not make an input measurement more precise; conventional and measured factors follow the assumptions stated here.