➤CalcGauge

1 Inches to Centimeters

1 Inches in Centimeters
2.54 Centimeters
1 Inches = 2.54 Centimeters

1 inches is equal to 2.54 centimeters.

Quick reference

Inches Centimeters
1 2.54
2 5.08
5 12.7
10 25.4
20 50.8
25 63.5
50 127
100 254
250 635
500 1,270
1,000 2,540

More length conversions

Centimeters → Inches Kilometers → MilesMiles → KilometersCentimeters → InchesFeet → MetersMeters → FeetMillimeters → InchesInches → Millimeters All converters

Frequently asked questions

What is the exact formula for Inches to Centimeters?

Multiply the Inches value by 2.54. This comes from the exact unit definitions, not a rounded approximation.

Is this conversion exact?

The underlying ratio is exact where a legal definition exists (for example, 1 inch = 25.4 mm exactly). Displayed results are rounded to six decimal places for readability.

Can I convert Centimeters back to Inches?

Yes. Use the reverse converter linked below, or just swap which field you type into: the live converter recalculates either direction.