---
title: "27 acre to mi² = 0.042188 mi²"
description: "27 acres is 0.042188 square miles. The arithmetic, a table of nearby values, and a converter for any other number."
url: https://atoneplace.net/convert/27-acres-to-square-miles/
site: "At One Place"
---

# 27 acre to mi²

**27 acres in square miles: 27 acre = 0.042188 mi²**

mi² = acre × 0.0015625

27 acres is 0.042188 square miles. To get there, multiply by 0.0015625.

## Values either side

*Acres near 27, converted to square miles.*

| Acres | Square miles |
| --- | --- |
| 23 acre | 0.035938 |
| 24 acre | 0.0375 |
| 25 acre | 0.039063 |
| 26 acre | 0.040625 |
| 27 acre ← | 0.042188 |
| 28 acre | 0.04375 |
| 29 acre | 0.045313 |
| 30 acre | 0.046875 |
| 32 acre | 0.05 |

## How the conversion works

The relationship is mi² = acre × 0.0015625. Both units measure area, so the conversion is a fixed factor that never changes.

## Common questions

### What is 27 acre in square miles?

27 acre is 0.042188 mi².

### How do you convert acres to square miles?

Multiply by 0.0015625.

## Related pages

- [Acres to square miles](https://atoneplace.net/convert/acres-to-square-miles/)
- [27 mi² to acre](https://atoneplace.net/convert/27-square-miles-to-acres/)
- [23 acre to mi²](https://atoneplace.net/convert/23-acres-to-square-miles/)
- [24 acre to mi²](https://atoneplace.net/convert/24-acres-to-square-miles/)
- [25 acre to mi²](https://atoneplace.net/convert/25-acres-to-square-miles/)
- [26 acre to mi²](https://atoneplace.net/convert/26-acres-to-square-miles/)
- [28 acre to mi²](https://atoneplace.net/convert/28-acres-to-square-miles/)
- [29 acre to mi²](https://atoneplace.net/convert/29-acres-to-square-miles/)
- [30 acre to mi²](https://atoneplace.net/convert/30-acres-to-square-miles/)
- [32 acre to mi²](https://atoneplace.net/convert/32-acres-to-square-miles/)

## 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/)