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

# 300 ha to km²

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

km² = ha × 0.01

300 hectares is 3 square kilometers. To get there, multiply by 0.01.

## Values either side

*Hectares near 300, converted to square kilometers.*

| Hectares | Square kilometers |
| --- | --- |
| 180 ha | 1.8 |
| 200 ha | 2 |
| 212 ha | 2.12 |
| 250 ha | 2.5 |
| 300 ha ← | 3 |
| 350 ha | 3.5 |
| 400 ha | 4 |
| 500 ha | 5 |
| 750 ha | 7.5 |

## How the conversion works

The relationship is km² = ha × 0.01. Both units measure area, so the conversion is a fixed factor that never changes.

## Common questions

### What is 300 ha in square kilometers?

300 ha is 3 km².

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

Multiply by 0.01.

## Related pages

- [Hectares to square kilometers](https://atoneplace.net/convert/hectares-to-square-km/)
- [300 km² to ha](https://atoneplace.net/convert/300-square-km-to-hectares/)
- [180 ha to km²](https://atoneplace.net/convert/180-hectares-to-square-km/)
- [200 ha to km²](https://atoneplace.net/convert/200-hectares-to-square-km/)
- [212 ha to km²](https://atoneplace.net/convert/212-hectares-to-square-km/)
- [250 ha to km²](https://atoneplace.net/convert/250-hectares-to-square-km/)
- [350 ha to km²](https://atoneplace.net/convert/350-hectares-to-square-km/)
- [400 ha to km²](https://atoneplace.net/convert/400-hectares-to-square-km/)
- [500 ha to km²](https://atoneplace.net/convert/500-hectares-to-square-km/)
- [750 ha to km²](https://atoneplace.net/convert/750-hectares-to-square-km/)

## 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/)