---
title: "3 km² to ha = 300 ha"
description: "3 square kilometers is 300 hectares. The arithmetic, a table of nearby values, and a converter for any other number."
url: https://atoneplace.net/convert/3-square-km-to-hectares/
site: "At One Place"
---

# 3 km² to ha

**3 square kilometers in hectares: 3 km² = 300 ha**

ha = km² × 100

3 square kilometers is 300 hectares. To get there, multiply by 100.

## Values either side

*Square kilometers near 3, converted to hectares.*

| Square kilometers | Hectares |
| --- | --- |
| 1 km² | 100 |
| 1.5 km² | 150 |
| 2 km² | 200 |
| 2.5 km² | 250 |
| 3 km² ← | 300 |
| 4 km² | 400 |
| 5 km² | 500 |
| 6 km² | 600 |
| 7 km² | 700 |

## How the conversion works

The relationship is ha = km² × 100. Both units measure area, so the conversion is a fixed factor that never changes.

## Common questions

### What is 3 km² in hectares?

3 km² is 300 ha.

### How do you convert square kilometers to hectares?

Multiply by 100.

## Related pages

- [Square kilometers to hectares](https://atoneplace.net/convert/square-km-to-hectares/)
- [3 ha to km²](https://atoneplace.net/convert/3-hectares-to-square-km/)
- [1 km² to ha](https://atoneplace.net/convert/1-square-km-to-hectares/)
- [1.5 km² to ha](https://atoneplace.net/convert/1-5-square-km-to-hectares/)
- [2 km² to ha](https://atoneplace.net/convert/2-square-km-to-hectares/)
- [2.5 km² to ha](https://atoneplace.net/convert/2-5-square-km-to-hectares/)
- [4 km² to ha](https://atoneplace.net/convert/4-square-km-to-hectares/)
- [5 km² to ha](https://atoneplace.net/convert/5-square-km-to-hectares/)
- [6 km² to ha](https://atoneplace.net/convert/6-square-km-to-hectares/)
- [7 km² to ha](https://atoneplace.net/convert/7-square-km-to-hectares/)

## Sources

- Guide for the Use of the International System of Units (SP 811) — NIST (https://www.nist.gov/pml/special-publication-811) [Public domain (US Government)]
- The International System of Units (SI Brochure) — Bureau International des Poids et Mesures (https://www.bipm.org/en/publications/si-brochure)
- Calculated on this page — At One Place (/about/)