Acre(ac)
The acre is a customary land-area unit equal to 4,046.8564224 square meters.
Reviewed
- Symbol
- ac
- Quantity
- Area
- Measurement system
- Imperial and US customary
- SI classification
- Non-SI unit accepted for use with SI
- Reference unit
- Square meter
- Exact relationship
- 1 ac = 4,046.8564224 m² exactly
Visualizing acre
What the acre is
The acre remains common for land and property measurements in the US and other customary-using regions.