Length Conversion Tools

Convert between inches, feet, meters, yards, centimeters, millimeters, kilometers, and miles with our accurate and easy-to-use length conversion calculators.

Quick Length Converter

Feet
Yards

All Unit Conversions

Common Length Conversions

Quick access to frequently used conversions

12 inches
= 1 foot
3 feet
= 1 yard
1 meter
≈ 3.28 feet
2.54 cm
= 1 inch
1 mile
≈ 1.61 km
1 yard
= 3 feet

All Length Conversion Tools

Choose from our comprehensive collection of length conversion calculators

Inches to Feet

Convert inches to feet instantly. Perfect for height measurements, furniture dimensions, and construction projects.

Quick Converter Convert Now

Feet to Inches

Convert feet to inches accurately. Useful for room measurements, fabric calculations, and DIY projects.

Precise Calculator Convert Now

CM to Inches

Convert centimeters to inches. Essential for sewing, international measurements, and technical drawings.

Metric to Imperial Convert Now

Inches to CM

Convert inches to centimeters. Perfect for international travel, scientific measurements, and engineering.

Imperial to Metric Convert Now

Meters to Feet

Convert meters to feet. Great for construction, athletics, and understanding European measurements.

Common Conversion Convert Now

Feet to Meters

Convert feet to meters. Essential for international business, scientific research, and global projects.

Standard Conversion Convert Now

Yards to Feet

Convert yards to feet. Perfect for American football, landscaping, fabric measurements, and sports.

Sports & Textiles Convert Now

Feet to Yards

Convert feet to yards. Useful for golf, football fields, carpet measurements, and outdoor projects.

Outdoor Measurements Convert Now

KM to Miles

Convert kilometers to miles. Essential for road trips, running distances, aviation, and international travel.

Travel & Fitness Convert Now

Miles to KM

Convert miles to kilometers. Perfect for international driving, marathon training, and GPS navigation.

Navigation Convert Now

MM to Inches

Convert millimeters to inches. Great for engineering, machining, jewelry making, and precision work.

Precision Work Convert Now

Inches to MM

Convert inches to millimeters. Essential for manufacturing, 3D printing, technical drawings, and machining.

Manufacturing Convert Now

Length Conversion Reference

Common length conversions and their exact values

From Unit To Unit Conversion Factor Example
Inches Feet 1 in = 0.0833333 ft 12 in = 1 ft
Feet Yards 1 ft = 0.333333 yd 3 ft = 1 yd
Yards Meters 1 yd = 0.9144 m 1.09361 yd = 1 m
Miles Kilometers 1 mi = 1.60934 km 0.621371 mi = 1 km
Centimeters Inches 1 cm = 0.393701 in 2.54 cm = 1 in
Millimeters Inches 1 mm = 0.0393701 in 25.4 mm = 1 in
Meters Feet 1 m = 3.28084 ft 0.3048 m = 1 ft
Kilometers Miles 1 km = 0.621371 mi 1.60934 km = 1 mi

Conversion Formulas

Mathematical formulas used in length conversions

Inches to Centimeters

cm = inches × 2.54

Multiply inches by 2.54 to get centimeters

Feet to Meters

m = feet × 0.3048

Multiply feet by 0.3048 to get meters

Yards to Meters

m = yards × 0.9144

Multiply yards by 0.9144 to get meters

Miles to Kilometers

km = miles × 1.60934

Multiply miles by 1.60934 to get kilometers

Millimeters to Inches

inches = mm ÷ 25.4

Divide millimeters by 25.4 to get inches

Centimeters to Feet

feet = cm ÷ 30.48

Divide centimeters by 30.48 to get feet

Frequently Asked Questions

Common questions about length conversion

How many inches are in a foot?
There are exactly 12 inches in one foot. This is the standard conversion in the imperial system used in the United States.
How many centimeters are in an inch?
There are exactly 2.54 centimeters in one inch. This conversion factor is internationally standardized.
What's the difference between metric and imperial systems?
The metric system (meters, centimeters, kilometers) is based on powers of 10 and used worldwide. The imperial system (inches, feet, yards, miles) is based on historical measurements and primarily used in the United States.
How do I convert height from feet to centimeters?
First convert feet to inches (feet × 12), then add any remaining inches. Finally, multiply total inches by 2.54 to get centimeters.
Why is 1 meter equal to 3.28084 feet?
The meter was originally defined as one ten-millionth of the distance from the equator to the North Pole. The foot was historically based on human body measurements, leading to this conversion factor.
How accurate are these conversions?
Our conversions use internationally standardized conversion factors and are accurate to 6 decimal places, which is more than sufficient for most practical applications.