What this tool does
Convert acres to square feet, square yards, hectares, square meters, square miles, roods and other land area units. Type an amount in acres (international), choose the units, and the tool converts it to square feet. It offers 10 area units and also shows the same amount in the others.
Inputs
- Value: A number.
- From: Choose one from 10 options, including Acre (international), Square foot, Square yard, Square meter, Square kilometer, Square mile. Starts as Acre (international).
- To: Choose one of the same 10 units as "From". Starts as Square foot.
How to use
- Enter the amount you want to convert.
- Choose the unit to convert from and the unit to convert to.
- Read the result: the converted amount and the same amount in the other units. It appears once every required field has a valid value.
Worked examples
Conversions from acres (international) to square feet:
- 1 ac = 43,560 ft²
- 5 ac = 217,800 ft²
- 10 ac = 435,600 ft²
- 50 ac = 2,178,000 ft²
- 100 ac = 4,356,000 ft²
Multiply the number of acres (international) by 43,560 to get square feet. Both units are exact definitions, so 43,560 is the exact factor: 1 ac = 43,560 ft².
Sources: Acre (international): exact by definition. Square foot: exact by definition.
Limitations
- Converts units of area only. It does not work out an area from lengths or measure a plot.
- Square-unit conversions treat the area as a number: nothing about shape or location is considered.
FAQs
- Q: How many square feet are in one acre?
- A: One acre is exactly 43,560 square feet. Choose acres as From and square feet as To to convert any value.
- Q: How many hectares are in one acre?
- A: One acre is about 0.404686 hectares. Choose acres as From and hectares as To to convert any value.
- Q: What is a perch?
- A: A perch is the same area as a square rod, so this page lists it once as square rod (perch). One acre is 160 of them.
- Q: Which acre does this use?
- A: The international acre, defined as 43,560 square international feet (4046.8564224 square meters). The US survey acre is larger by about four parts per million and is not offered here.
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