Kilometer to Meter Converter
Length · unit-converter
Convert Kilometer to Meter with a fixed input and output unit, step-by-step formula line, and reference tables. All calculations use SI-based definitions (international yard, nautical mile, etc.).
Calculator
From: Kilometer (km)
To: Meter (m)
About Kilometer
The kilometer is an SI unit equal to 1,000 meters. It is the standard unit for longer distances in most countries that use the metric system.
About Meter
The meter is the SI base unit of length, defined using the speed of light. It is the foundation for centimeters, millimeters, and kilometers.
How to convert kilometers to meters
1 kilometer is equal to 1000 meter:
1 km = (1000 m ÷ 1 m) m = 1000 m
Each kilometer is defined as 1000 m and each meter as 1 m, so one km equals 1000 ÷ 1 m = 1000 m.
Let d(km) be the numeric value of the same length measured in Kilometer (km), and d(m) the value in Meter (m). Then:
d(m) = d(km) × (1000 / 1)
Equivalently, divide by how many km fit into one m (meters per m divided by meters per km):
d(m) = d(km) ÷ 0.001
Or: meter = kilometer ÷ 0.001
Examples
Example #1: Convert 20 km to meter
20 km = 20 km × (1000/1) m = 20000 m
20 km = 20 km ÷ 0.001 = 20000 m
Example #2: Convert 50 km to meter
50 km = 50 km × (1000/1) m = 50000 m
50 km = 50 km ÷ 0.001 = 50000 m
Summary
To convert Kilometer to Meter, multiply the value in km by the ratio of meters per km divided by meters per m. Equivalently: value_m = value_km × (1000 / 1). Numerically, 1 km equals 1000 m.
Relationship context
Both units are metric (SI) and tied to the meter. Converting between them uses powers of ten (or simple rational factors), so the relationship is exact in decimal arithmetic. The factor from Kilometer to Meter is 1.000000e+3 (1 km = 1000 m).
Conversion tables
| Kilometer (km) | Meter (m) |
|---|---|
| 0.1 | 100 |
| 1 | 1,000 |
| 2 | 2,000 |
| 3 | 3,000 |
| 4 | 4,000 |
| 5 | 5,000 |
| 6 | 6,000 |
| 7 | 7,000 |
| 8 | 8,000 |
| 9 | 9,000 |
| Kilometer (km) | Meter (m) |
|---|---|
| 10 | 10,000 |
| 20 | 20,000 |
| 30 | 30,000 |
| 40 | 40,000 |
| 50 | 50,000 |
| 60 | 60,000 |
| 70 | 70,000 |
| 80 | 80,000 |
| 90 | 90,000 |
| 100 | 100,000 |
Conversions outside the hub list
The grid on the category page lists hub units only. These pairs include at least one unit outside that hub set (same tools: formulas and tables on each page).
- km to nmiKilometer to Nautical Mile
- km to chainKilometer to Chain
- km to fathomKilometer to Fathom
- km to umKilometer to Micrometer
- km to nmKilometer to Nanometer
- km to angstromKilometer to Angstrom
- km to pmKilometer to Picometer
- nmi to mNautical Mile to Meter
- chain to mChain to Meter
- fathom to mFathom to Meter
- um to mMicrometer to Meter
- nm to mNanometer to Meter