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Foot (US Survey) to Fathom (US Survey) Converter

Convert feet (US survey) (ft (US)) to fathoms (US survey) (ftm (US)). 1 ft (US) = 0.1666666667 ftm (US).

1 ft (US) = 0.1666666667 ftm (US)

Fathom (US Survey) to Foot (US Survey) converter

How to convert feet (US survey) to fathoms (US survey)

1 foot (us survey) is equal to 0.1666666667 fathoms (US survey), and 1 fathom (us survey) is equal to 6 feet (US survey). To convert, multiply by the conversion factor:

fathoms (US survey) = feet (US survey) × 0.1666666667
fathoms (US survey) = feet (US survey) ÷ 6

Example: convert 15 ft (US) to ftm (US): 15 × 0.1666666667 = 2.5 ftm (US).

Foot (US Survey) to Fathom (US Survey) conversion table

Foot (US Survey) (ft (US))Fathom (US Survey) (ftm (US))
0.01 ft (US)0.001666666667 ftm (US)
0.1 ft (US)0.01666666667 ftm (US)
1 ft (US)0.1666666667 ftm (US)
2 ft (US)0.3333333333 ftm (US)
3 ft (US)0.5 ftm (US)
5 ft (US)0.8333333333 ftm (US)
10 ft (US)1.666666667 ftm (US)
20 ft (US)3.333333333 ftm (US)
50 ft (US)8.333333333 ftm (US)
100 ft (US)16.66666667 ftm (US)
250 ft (US)41.66666667 ftm (US)
500 ft (US)83.33333333 ftm (US)
1,000 ft (US)166.6666667 ftm (US)

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 fathom (us survey)

The US survey fathom is 6 US survey feet, about 1.8288037 m.

Symbol: ftm (US) · 1 ftm (US) = 1.828803658 m · Category: US survey units

Frequently asked questions

How many fathoms (US survey) are in a foot (us survey)?

There are 0.1666666667 fathoms (US survey) in 1 foot (us survey) (ft (US)).

How many feet (US survey) are in a fathom (us survey)?

1 fathom (us survey) (ftm (US)) equals 6 feet (US survey).

How do I convert feet (US survey) to fathoms (US survey)?

Multiply the length in feet (US survey) by 0.1666666667. For example, 15 ft (US) × 0.1666666667 = 2.5 ftm (US).

How do I convert fathoms (US survey) to feet (US survey)?

Divide the length in fathoms (US survey) by 0.1666666667, or multiply it by 6. You can also use the Fathom (US Survey) to Foot (US Survey) converter.