Area Converters
Pick a family to convert between metric and US/imperial area units using exact international definitions.
Explanation
Area families here use exact unit definitions such as 1 acre = 43,560 ft2, 1 mi2 = 640 acres, 1 ha = 10,000 m2, and 1 km2 = 1,000,000 m2.
How to use this hub
- Choose a converter family.
- If converting to/from grams from a volume unit, select an ingredient.
- For pure unit changes (volume↔volume or weight↔weight), use universal conversions.
If your conversion includes grams, you’ll choose an ingredient; otherwise you won’t.
Frequently Asked Questions
Why are these area conversions grouped?
They share exact area definitions, so grouping keeps factors transparent and navigation consistent.
Are these ratios exact?
Yes. Factors are derived from exact base unit relationships and fixed area definitions.
How do I flip direction?
Use the switch button or open the mirror family to load the reverse conversion page.