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Feet to Inches Converter, Formula and Conversion Chart

Enter feet (and inches) to get total inches, or total inches to get feet and inches, with centimeters too.

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Result—

Quick answer: multiply feet by 12. 1 foot = 12 inches, so 5 ft = 60 in and 6 ft = 72 in. For feet and inches, add the inches: 5 ft 8 in = 68 in.

Feet to Inches Formula

inches = feet × 12
inches = feet × 12 + extra inches

To go back, divide by 12: 75 in ÷ 12 = 6 remainder 3, so 6 ft 3 in.

Feet to Inches Chart

Feet to inches, 1–30
FeetInches
1 ft12 in
2 ft24 in
3 ft36 in
4 ft48 in
5 ft60 in
6 ft72 in
7 ft84 in
8 ft96 in
9 ft108 in
10 ft120 in
Feet to inches, 1–30 (cont.)
FeetInches
11 ft132 in
12 ft144 in
13 ft156 in
14 ft168 in
15 ft180 in
16 ft192 in
17 ft204 in
18 ft216 in
19 ft228 in
20 ft240 in
Feet to inches, 1–30 (cont.)
FeetInches
21 ft252 in
22 ft264 in
23 ft276 in
24 ft288 in
25 ft300 in
26 ft312 in
27 ft324 in
28 ft336 in
29 ft348 in
30 ft360 in

Heights in Total Inches

Common heights in inches
HeightTotal inches
4 ft 6 in54 in
4 ft 10 in58 in
5 ft 0 in60 in
5 ft 2 in62 in
5 ft 4 in64 in
5 ft 6 in66 in
5 ft 8 in68 in
5 ft 10 in70 in
6 ft 0 in72 in
6 ft 2 in74 in
6 ft 4 in76 in
6 ft 6 in78 in

Health tools and forms often ask for height in inches. For centimeters, use feet to cm.

Decimal Feet to Inches

Decimal feet are not feet and inches: 5.5 ft is 5 ft 6 in (0.5 × 12 = 6), not 5 ft 5 in. Multiply the decimal part by 12 to get the inches; 5.75 ft = 5 ft 9 in. See how to write height for the right notation.

Frequently Asked Questions

How many inches are in a foot?

There are exactly 12 inches in 1 foot.

How many inches is 5 feet?

5 feet is 60 inches.

How many inches is 6 feet?

6 feet is 72 inches.

How many inches is 5 feet 6 inches?

5 ft 6 in is 66 inches.

How do you convert feet to inches?

Multiply the number of feet by 12, then add any extra inches.

How many feet is 100 inches?

100 inches is 8 feet 4 inches (8.33 ft).

Sources

  • National Institute of Standards and Technology. NIST Handbook 44, Appendix C: General Tables of Units of Measurement.
  • International Yard and Pound Agreement, 1959 (defines 1 inch = 2.54 cm exactly).

Conversions use the exact definition 1 inch = 2.54 cm. Results are rounded for display.