Foot to Centimeter Converter
Convert feet to centimeters quickly and accurately.
Enter a value in feet to convert
How to Convert Feet to Centimeters
Converting feet to centimeters is a straightforward calculation based on the international standard that defines one foot as exactly 30.48 centimeters. This relationship is fixed, meaning the conversion is always precise and does not vary by region or context.
The formula is:
Centimeters = Feet × 30.48
For example, to convert 5 feet to centimeters: 5 × 30.48 = 152.4 cm.
This converter applies the same formula instantly, handling any decimal or fractional foot value you enter.
How to Use the Converter
- Enter the length in feet into the input field. You can use whole numbers, decimals (e.g., 5.5), or fractions (e.g., 5 1/2).
- The centimeter result updates automatically as you type or adjust the value.
- Copy or note the result for your records.
No button clicks or page reloads are required. The conversion is instant and bidirectional where supported.
Common Conversion Examples
| Feet (ft) | Centimeters (cm) |
|---|---|
| 1 ft | 30.48 cm |
| 3 ft | 91.44 cm |
| 5 ft | 152.40 cm |
| 5.5 ft | 167.64 cm |
| 6 ft | 182.88 cm |
| 10 ft | 304.80 cm |
These values are exact based on the standard conversion factor. For most practical purposes, rounding to one or two decimal places is sufficient.
When You Might Need This Conversion
Converting feet to centimeters is common in several real-world situations:
- Height measurement: Many countries use centimeters for height, while others use feet and inches. This converter helps compare or record height in either system.
- Construction and home improvement: Building plans and material specifications may use different unit systems. Converting between feet and centimeters ensures accurate measurements.
- Furniture and room dimensions: When shopping for furniture from international sellers, dimensions may be listed in feet or centimeters. Quick conversion helps determine fit.
- Fitness and sports: Track and field events, gym equipment, and personal fitness measurements often require conversion between imperial and metric units.
Understanding the Result
The result displayed is the exact centimeter equivalent of the foot value you entered. Because the conversion factor (30.48) is exact, the result is mathematically precise.
If you enter a value with many decimal places, the result may show several decimal digits. For everyday use, rounding to two decimal places (e.g., 152.40 cm) is usually sufficient. For scientific or engineering work, retain the full precision as needed.
Note that this converter handles feet only. If you need to convert feet and inches together, you must first convert the inches to a decimal fraction of a foot (divide inches by 12) and add it to the feet value before entering.
Frequently Asked Questions
How many centimeters are in a foot?
One foot equals exactly 30.48 centimeters. This is an internationally agreed standard defined by the International Yard and Pound Agreement of 1959.
Is the conversion from feet to centimeters exact?
Yes. The conversion factor of 30.48 is exact by definition. Unlike some unit conversions that involve irrational numbers, feet to centimeters is a precise linear conversion with no rounding error in the factor itself.
Can I convert feet and inches to centimeters with this tool?
This tool accepts feet as a single value. To convert a measurement like 5 feet 6 inches, first convert the inches to feet (6 ÷ 12 = 0.5), then enter 5.5 feet into the converter.
Why is the conversion factor 30.48 and not 30?
The factor 30.48 comes from the definition of an inch (2.54 cm) multiplied by 12 inches per foot. Since 2.54 × 12 = 30.48, this factor is exact and ensures consistency across all imperial-to-metric length conversions.
What is the difference between a foot and a centimeter?
A foot is an imperial unit of length primarily used in the United States, Canada, and the United Kingdom. A centimeter is a metric unit equal to one-hundredth of a meter, used in most other countries worldwide. The foot is approximately 30 times larger than the centimeter.