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Convert square feet to acres, acres to square feet

Conversion Calculators

Convert ft2 to acres

ft2
acres

Convert acres to ft2

acres
ft2

Conversion Definitions

What is a square foot (ft2)?

A square foot is a unit of area in both US Customary Units as well as the Imperial System. The symbol for square foot is ft2 or sq ft. There are 144 square inches in a square foot. A square foot is calculated as the area of a square that has 1 foot on each side.

What is an acre (ac)?

An acre is a unit of area in both US Customary Units as well as the Imperial System. The symbol for acre is ac. There are 4,840 square yards in an acre or 43,560 square feet in an acre.

How many square feet in an acre?

There are 43,560 square feet in an acre.

How many acres in a square foot?

There are 0.00002 acres in a square foot.

Conversion Formulas

The formula to convert from ft2 to acres is:

acres = ft2 ÷ 43,560

The formula to convert from acres to ft2 is:

ft2 = acres x 43,560

Conversion Examples

Square Feet to Acres Conversion Example

Task: Convert 250,000 square feet to acres (show work)

Formula:
ft2 ÷ 43,560 = acres

Calculations:
250,000 ft2 ÷ 43,560 = 5.73921028 acres

Result:
250,000 ft2 is equal to 5.73921028 acres

Acres to Square Feet Conversion Example

Task: Convert 20 acres to square feet (show work)

Formula:
acres x 43,560 = ft2

Calculations:
20 acres x 43,560 = 871,200 ft2

Result:
20 acres is equal to 871,200 ft2

Conversion Tables

Square Feet to Acres Conversion Chart

square feet (ft2) acres (ac)
1 ft20.00002296 acres
2 ft20.00004591 acres
3 ft20.00006887 acres
4 ft20.00009183 acres
5 ft20.00011478 acres
6 ft20.00013774 acres
7 ft20.0001607 acres
8 ft20.00018365 acres
9 ft20.00020661 acres
10 ft20.00022957 acres
20 ft20.00045914 acres
30 ft20.00068871 acres
40 ft20.00091827 acres
50 ft20.00114784 acres
75 ft20.00172176 acres
100 ft20.00229568 acres
250 ft20.00573921 acres
500 ft20.01147842 acres
750 ft20.01721763 acres
1,000 ft20.02295684 acres
2,500 ft20.0573921 acres
5,000 ft20.11478421 acres
7,500 ft20.17217631 acres
10,000 ft20.22956841 acres
25,000 ft20.57392103 acres
50,000 ft21.14784206 acres
75,000 ft21.72176309 acres
100,000 ft22.29568411 acres
250,000 ft25.73921028 acres

Acres to Square Feet Conversion Chart

acres (ac) square feet (ft2)
1 acres43,560 ft2
2 acres87,120 ft2
3 acres130,680 ft2
4 acres174,240 ft2
5 acres217,800 ft2
6 acres261,360 ft2
7 acres304,920 ft2
8 acres348,480 ft2
9 acres392,040 ft2
10 acres435,600 ft2
20 acres871,200 ft2
30 acres1,306,800 ft2
40 acres1,742,400 ft2
50 acres2,178,000 ft2
75 acres3,267,000 ft2
100 acres4,356,000 ft2
250 acres10,890,000 ft2
500 acres21,780,000 ft2
750 acres32,670,000 ft2
1,000 acres43,560,000 ft2
2,500 acres108,900,000 ft2
5,000 acres217,800,000 ft2
7,500 acres326,700,000 ft2
10,000 acres435,600,000 ft2
25,000 acres1,089,000,000 ft2
50,000 acres2,178,000,000 ft2
75,000 acres3,267,000,000 ft2
100,000 acres4,356,000,000 ft2
250,000 acres10,890,000,000 ft2

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