How many square yards are in one square kilometer?

One square kilometer equals exactly 1,195,990.046 square yards. This follows from the fact that 1 km = 1,093.6133 yards, so 1 km² = 1,093.6133² yd².

Is this conversion exact?

The conversion factor used (1,195,990.046 yd²/km²) is accurate to at least 9 significant figures, which is sufficient for all practical engineering, real estate, and academic purposes.

Can I convert square yards back to square kilometers?

Yes. Click the Swap button to reverse the direction. The same factor applies in reverse: divide the square yard value by 1,195,990.046 to get square kilometers.

What is the difference between a square yard and a square kilometer?

A square yard is a very small unit (roughly 0.84 m²) used mainly in the US and UK, while a square kilometer (1,000,000 m²) is used for large geographic areas. One km² contains nearly 1.2 million square yards.

Does this tool work for decimal and fractional values?

Yes. You can enter any positive number including decimals (e.g., 0.5 km²). The result updates in real time as you type.

Square Kilometers to Square Yards Converter

Enter an area in square kilometers and instantly get the equivalent value in square yards.

Area Converter

km² yd²

Square Kilometers (km²)

Result

Enter a value to see the result.

Quick Reference Table

Square Kilometers (km²)	Square Yards (yd²)

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Summary

Enter an area in square kilometers and instantly get the equivalent value in square yards.

How it works

Enter the area value in square kilometers in the input field.
The converter multiplies your value by 1,195,990.046 (the exact conversion factor).
The result in square yards appears instantly below the input.
Use the Copy button to copy the result to your clipboard.
Click Swap to reverse the conversion (square yards to square kilometers).

Use cases

Convert land parcel measurements between metric and imperial units.
Calculate field or farm area in square yards from a km² survey.
Cross-check real estate area figures reported in different unit systems.
Solve geography and engineering homework problems involving area conversion.
Translate national park or reserve sizes from km² into square yards.
Verify area unit conversions in GIS or mapping software outputs.

Frequently Asked Questions

Last updated: 2026-09-14 · Reviewed by Nham Vu