Length & Distance Unit Converter — Meters, Feet, Miles, Km and More

Length conversions trip people up more than almost any other unit type — mostly because the world runs on two systems that refuse to agree. Americans measure in feet and miles, the rest of the world uses meters and kilometers, and builders everywhere argue over millimeters versus inches. If you've ever tried to figure out how tall a "6-foot person" is in centimeters, or how far a 5K race actually is in miles, you know the frustration.

The CalcHub length converter handles all of this instantly — no mental math required.

Common Length Conversions at a Glance

From	To	Multiply by
1 inch	centimeters	2.54
1 foot	meters	0.3048
1 yard	meters	0.9144
1 mile	kilometers	1.60934
1 kilometer	miles	0.62137
1 meter	feet	3.28084
1 meter	inches	39.3701
1 centimeter	inches	0.39370
1 millimeter	inches	0.03937
1 nautical mile	kilometers	1.852

The Conversions People Search Most

Height conversions are probably the most common reason anyone needs this tool. 5'10" in centimeters? That's 177.8 cm. 6'0" is 182.88 cm. Most people just want to know where they stand on a height chart when it's listed in the other system. Road distances come up when you're driving in a country that uses different units. A 100 km trip is about 62 miles. A 30-mile commute is around 48 km. Fabric and construction measurements often mix inches and centimeters. A 2x4 board is actually 1.5 inches by 3.5 inches (nominal vs actual — another whole headache).

How to Use the CalcHub Length Converter

1. Go to calchub.in and open the Length Converter
2. Type your value in the input field
3. Select your starting unit from the dropdown (e.g., "feet")
4. Select your target unit (e.g., "meters")
5. The result updates instantly — no button to click

You can also switch between the two fields and convert in the opposite direction.

Things People Get Wrong

Confusing meters and yards. They're close but not the same — 1 yard is 0.9144 meters. For a single measurement that's minor, but over 100 yards the difference is nearly 9 meters. Forgetting about nautical miles. Aviation and maritime navigation use nautical miles, which are longer than land miles (1 nautical mile = 1.852 km vs 1 land mile = 1.609 km). Don't mix them up on flight plans. Mixing millimeters and centimeters in construction. European technical drawings often use millimeters as the base unit, while casual references use centimeters. 1 cm = 10 mm — simple but easy to flip under pressure.

What's the easiest way to convert miles to kilometers mentally?

Multiply miles by 1.6 for a quick estimate. It's slightly off (true factor is 1.609) but good enough for rough distances. So 50 miles ≈ 80 km, 100 miles ≈ 160 km.

How many feet are in a mile?

Exactly 5,280 feet. This is one of those numbers worth memorizing — it comes up in running (a mile is 5,280 feet, a 5K is about 3.1 miles or 16,404 feet).

What is a "furlong" and does anyone still use it?

A furlong is 1/8 of a mile (201.168 meters). It's mostly used in horse racing. Eight furlongs equals one mile — which is why horse race distances are often given as "six furlongs" or similar.

Related Converters

If length conversions brought you here, you might also need:

• Speed Converter — mph to km/h and m/s
• Area Converter — square feet to square meters, acres to hectares
• Volume Converter — liters to gallons and cups

Length is one of those units where the converter earns its keep every single time.