Length Conversion Chart
Your complete length conversion reference! Quickly convert between imperial and metric units. Perfect for DIY projects, sewing, construction, cooking, and everyday measurements.
Length Conversion Chart
Complete Reference Guide
Quick Length Converter
Inches to Centimeters
| Inches (in) | Centimeters (cm) | Inches (in) | Centimeters (cm) |
|---|---|---|---|
| 1/8" | 0.318 cm | 7" | 17.78 cm |
| 1/4" | 0.635 cm | 8" | 20.32 cm |
| 3/8" | 0.953 cm | 9" | 22.86 cm |
| 1/2" | 1.27 cm | 10" | 25.40 cm |
| 5/8" | 1.588 cm | 11" | 27.94 cm |
| 3/4" | 1.905 cm | 12" (1 ft) | 30.48 cm |
| 7/8" | 2.223 cm | 18" | 45.72 cm |
| 1" | 2.54 cm | 24" (2 ft) | 60.96 cm |
| 2" | 5.08 cm | 36" (3 ft) | 91.44 cm |
| 3" | 7.62 cm | 48" (4 ft) | 121.92 cm |
| 4" | 10.16 cm | 60" (5 ft) | 152.40 cm |
| 5" | 12.70 cm | 72" (6 ft) | 182.88 cm |
| 6" | 15.24 cm | 100" | 254.00 cm |
Formula: inches × 2.54 = centimeters
Feet to Meters
| Feet (ft) | Meters (m) | Feet (ft) | Meters (m) |
|---|---|---|---|
| 1 ft | 0.305 m | 20 ft | 6.096 m |
| 2 ft | 0.610 m | 25 ft | 7.620 m |
| 3 ft (1 yd) | 0.914 m | 30 ft | 9.144 m |
| 4 ft | 1.219 m | 40 ft | 12.192 m |
| 5 ft | 1.524 m | 50 ft | 15.240 m |
| 6 ft | 1.829 m | 75 ft | 22.860 m |
| 7 ft | 2.134 m | 100 ft | 30.480 m |
| 8 ft | 2.438 m | 150 ft | 45.720 m |
| 9 ft | 2.743 m | 200 ft | 60.960 m |
| 10 ft | 3.048 m | 500 ft | 152.400 m |
| 15 ft | 4.572 m | 1000 ft | 304.800 m |
Formula: feet × 0.3048 = meters
Yards to Meters
| Yards (yd) | Meters (m) | Yards (yd) | Meters (m) |
|---|---|---|---|
| 1 yd | 0.914 m | 25 yd | 22.86 m |
| 2 yd | 1.829 m | 50 yd | 45.72 m |
| 3 yd | 2.743 m | 100 yd | 91.44 m |
| 4 yd | 3.658 m | 200 yd | 182.88 m |
| 5 yd | 4.572 m | 300 yd | 274.32 m |
| 10 yd | 9.144 m | 500 yd | 457.20 m |
| 15 yd | 13.716 m | 1000 yd | 914.40 m |
| 20 yd | 18.288 m | 1760 yd (1 mi) | 1609.34 m |
Formula: yards × 0.9144 = meters
Miles to Kilometers
| Miles (mi) | Kilometers (km) | Miles (mi) | Kilometers (km) |
|---|---|---|---|
| 0.25 mi | 0.402 km | 10 mi | 16.09 km |
| 0.5 mi | 0.805 km | 15 mi | 24.14 km |
| 1 mi | 1.609 km | 20 mi | 32.19 km |
| 2 mi | 3.219 km | 25 mi | 40.23 km |
| 3 mi | 4.828 km | 50 mi | 80.47 km |
| 4 mi | 6.437 km | 100 mi | 160.93 km |
| 5 mi | 8.047 km | 200 mi | 321.87 km |
| 6.2 mi (10 km) | 10.00 km | 500 mi | 804.67 km |
Formula: miles × 1.60934 = kilometers
Centimeters to Inches
| Centimeters (cm) | Inches (in) | Centimeters (cm) | Inches (in) |
|---|---|---|---|
| 1 cm | 0.394" | 30 cm | 11.81" |
| 2 cm | 0.787" | 40 cm | 15.75" |
| 3 cm | 1.181" | 50 cm | 19.69" |
| 4 cm | 1.575" | 60 cm | 23.62" |
| 5 cm | 1.969" | 70 cm | 27.56" |
| 10 cm | 3.937" | 80 cm | 31.50" |
| 15 cm | 5.906" | 90 cm | 35.43" |
| 20 cm | 7.874" | 100 cm (1 m) | 39.37" |
| 25 cm | 9.843" | 150 cm | 59.06" |
Formula: centimeters ÷ 2.54 = inches
Quick Reference
Imperial Units
- 12 inches = 1 foot
- 3 feet = 1 yard
- 5,280 feet = 1 mile
- 1,760 yards = 1 mile
Metric Units
- 10 millimeters = 1 centimeter
- 100 centimeters = 1 meter
- 1,000 meters = 1 kilometer
Key Conversions
- 1 inch = 2.54 cm (exact)
- 1 foot = 30.48 cm
- 1 meter ? 3.28 feet
- 1 mile ? 1.61 km
Common Estimates
- 1 inch ? width of thumb
- 1 foot ? length of ruler
- 1 meter ? 1 large step
- 1 km ? 12-15 min walk
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How to Use the Length Conversion Chart
Converting between different units of length is essential for many everyday tasks, from home improvement projects and sewing to cooking and international travel. This comprehensive length conversion chart provides instant reference for the most common unit conversions.
Understanding Imperial vs. Metric
The imperial system (inches, feet, yards, miles) is primarily used in the United States, while most other countries use the metric system (millimeters, centimeters, meters, kilometers). Knowing how to convert between these systems is invaluable for:
- DIY & Construction: Converting measurements from plans or instructions
- Sewing & Crafts: Working with international patterns
- Travel: Understanding road signs and distances abroad
- Online Shopping: Converting product dimensions
- Science & Education: Converting between measurement systems
Tips for Accurate Conversions
- Remember the key number: 1 inch = 2.54 cm exactly (this is the basis for most conversions)
- Use estimation: 1 meter is slightly more than 3 feet (3.28 ft)
- For miles to km: Multiply by 1.6 (or add 60% for a quick estimate)
- For km to miles: Multiply by 0.6 (or subtract 40%)
Disclaimer
While we strive for accuracy, these conversions are provided for general reference purposes. For critical applications requiring precise measurements (engineering, construction, medical), please verify conversions using certified measurement tools or professional resources.