How to convert feet (US survey) to nautical miles
1 foot (us survey) is equal to 0.0001645791629 nautical miles, and 1 nautical mile (international) is equal to 6,076.103333 feet (US survey). To convert, multiply by the conversion factor:
nautical miles = feet (US survey) × 0.0001645791629
nautical miles = feet (US survey) ÷ 6,076.103333Example: convert 15 ft (US) to NM: 15 × 0.0001645791629 = 0.002468687443 NM.
Foot (US Survey) to Nautical Mile (international) conversion table
| Foot (US Survey) (ft (US)) | Nautical Mile (international) (NM) |
|---|---|
| 0.01 ft (US) | 0.000001645791629 NM |
| 0.1 ft (US) | 0.00001645791629 NM |
| 1 ft (US) | 0.0001645791629 NM |
| 2 ft (US) | 0.0003291583257 NM |
| 3 ft (US) | 0.0004937374886 NM |
| 5 ft (US) | 0.0008228958143 NM |
| 10 ft (US) | 0.001645791629 NM |
| 20 ft (US) | 0.003291583257 NM |
| 50 ft (US) | 0.008228958143 NM |
| 100 ft (US) | 0.01645791629 NM |
| 250 ft (US) | 0.04114479071 NM |
| 500 ft (US) | 0.08228958143 NM |
| 1,000 ft (US) | 0.1645791629 NM |
About the foot (us survey)
The US survey foot is exactly 1200/3937 m (about 0.3048006 m), two parts per million longer than the international foot. It was officially retired at the end of 2022 but remains in older land records and state plane coordinates.
Symbol: ft (US) · 1 ft (US) = 0.3048006096 m · Category: US survey units
About the nautical mile (international)
The international nautical mile is exactly 1,852 m, close to one minute of latitude. It's used in aviation, shipping and for territorial waters, and one knot is one nautical mile per hour.
Symbol: NM · 1 NM = 1,852 m · Category: Nautical