Convert Square Kilometres to Square Yards (km2 to yd2)
1 square kilometre (km²) = 1195990.046 square yards (yd²). 1 yd² = 8.3612736 × 10⁻⁷ km². Example: 15 km² = 15 × 1195990.046 = 17939850.69 yd².
Also searched as square kilometres to yd2, square kilometres in yd2, square kilometres into square yards, km2 to yd2, km2 in square yards, km2 into square yard, square kilometre to square yard, km2 to square yards converter, square kilometers to square yards and how many square yards in a square kilometre.
1 km² = 1195990.046 yd²
Type in either box. Scientific notation works: 1.5e-3.
Converting a list? Use the bulk square kilometre to square yard converter to paste a column from Excel.
How to Convert Square Kilometre to Square Yard
- 1 km² = 1195990.046 yd²
- 1 yd² = 8.3612736 × 10⁻⁷ km²
- Example: convert 15 km² to yd²: 15 km² = 15 × 1195990.046 yd² = 17939850.69 yd²
Formula
yd² = km² × 1195990.046301
Derivation from SI units:
- 1 km² = (1000 m)² = 10⁶ m² = 100 ha
- 1 yd² = (0.9144 m)² = 0.83612736 m² = 9 ft²
- 1 km² = 1000000 m² ÷ 0.83612736 m² per yd² = 1195990.046301 yd²
Both units are defined exactly, so the factor is exact. Square Kilometre definition: square kilometre; Square Yard definition: square yard.
Worked examples
- A reading of 2 km² converts to 2391980.093 yd².
2 km² × 1195990.046 = 2391980.093 yd² - A value of 50 km² is 59799502.32 yd².
50 km² × 1195990.046 = 59799502.32 yd²
Square Kilometre to Square Yard conversion table
| Square Kilometres (km²) | Square Yards (yd²) |
|---|---|
| 0.01 km² | 11959.90046 yd² |
| 0.1 km² | 119599.0046 yd² |
| 0.5 km² | 597995.0232 yd² |
| 1 km² | 1195990.046 yd² |
| 2 km² | 2391980.093 yd² |
| 5 km² | 5979950.232 yd² |
| 10 km² | 11959900.46 yd² |
| 25 km² | 29899751.16 yd² |
| 50 km² | 59799502.32 yd² |
| 100 km² | 119599004.6 yd² |
| 1000 km² | 1195990046 yd² |
| 10000 km² | 11959900460 yd² |
Where it's used
Square Kilometres are used for city, lake and country areas, while square yards appear in carpet, turf and fabric. Both measure area, so the conversion is a fixed factor.
Square Kilometre to other area units
| Conversion | 1 km² equals |
|---|---|
| square kilometre to square yard | 1195990.046 yd² |
| square kilometre to square meter | 1000000 m² |
| square kilometre to square centimeter | 10000000000 cm² |
| square kilometre to square foot | 10763910.42 ft² |
| square kilometre to square inch | 1550003100 in² |
| square kilometre to hectare | 100 ha |
| square kilometre to acre | 247.1053815 ac |
| square kilometre to square millimeter | 1000000000000 mm² |
Show 1 more units
| square kilometre to square mile | 0.3861021585 mi² |
|---|
Frequently asked questions
How many square yards are in 1 square kilometre?
1 km² = 1195990.046 yd².
How do I convert square kilometres to square yards?
Multiply the value in km² by 1195990.046. For example, 15 km² × 1195990.046 = 17939850.69 yd².
Is the km² to yd² conversion exact?
Yes. Both units are defined exactly, so the ratio is exact; its decimal form does not terminate and is shown here to 10 significant figures (more with the precision selector).
Sources
- The International System of Units (SI), 9th edition (SI Brochure), Bureau International des Poids et Mesures , Table 7, SI prefixes.
- Guide for the Use of the International System of Units (SI), NIST Special Publication 811, 2008 Edition, National Institute of Standards and Technology , Appendix B.8, "square yard (yd²)".
Last reviewed: . Factors are stored exactly and computed with 50-digit decimal arithmetic. See how we verify conversion factors.
Cite this page
APA
Scientific Converters. (2026, October 15). Convert Square Kilometres to Square Yards (km2 to yd2). Retrieved October 25, 2026, from https://scientificconverters.com/area/square-kilometers-to-square-yards/
IEEE
Scientific Converters, "Convert Square Kilometres to Square Yards (km2 to yd2)," scientificconverters.com. Accessed: Oct. 25, 2026. [Online]. Available: https://scientificconverters.com/area/square-kilometers-to-square-yards/