Home › Unit Converters › Square Feet to Acres Converter

Square Feet to Acres Converter

Enter any number of square feet and the acres appear as you type. Press ⇄ to swap the direction, and see the step-by-step math under the result.

Square feetFrom

sq ft

AcresTo

Decimal places

Step-by-step calculation

How to use the Square Feet to Acres Converter

Type a value in the Square feet box. The acres result appears instantly.
Going the other way? Type in the Acres box, or press the ⇄ swap button.
Set the precision with the decimal places menu.
Check the working in the step-by-step box, then press Copy result or click any row in the tables below.

Square feet to acres formula

ac = sq ft ÷ 43560

Take the value in square feet.
Divide it by 43560 (the number of square feet in one acre).

Example: 43,560 sq ft ÷ 43560 = 1 ac.

Reverse formula (acres to square feet): sq ft = ac × 43560. Example: 0.0229568 ac × 43560 = 1,000 sq ft.

The factor is a whole number (43560), so this one is easy to do in your head or with long division.

sq ft to ac conversion table (1–100)

Click any row to load it into the converter.

Square feet to acres

Square feet	Acres
1 sq ft	0.000023 ac
2 sq ft	0.000046 ac
3 sq ft	0.000069 ac
4 sq ft	0.000092 ac
5 sq ft	0.000115 ac
6 sq ft	0.000138 ac
7 sq ft	0.000161 ac
8 sq ft	0.000184 ac
9 sq ft	0.000207 ac
10 sq ft	0.00023 ac
11 sq ft	0.000253 ac
12 sq ft	0.000275 ac
13 sq ft	0.000298 ac
14 sq ft	0.000321 ac
15 sq ft	0.000344 ac
16 sq ft	0.000367 ac
17 sq ft	0.00039 ac
18 sq ft	0.000413 ac
19 sq ft	0.000436 ac
20 sq ft	0.000459 ac
21 sq ft	0.000482 ac
22 sq ft	0.000505 ac
23 sq ft	0.000528 ac
24 sq ft	0.000551 ac
25 sq ft	0.000574 ac
26 sq ft	0.000597 ac
27 sq ft	0.00062 ac
28 sq ft	0.000643 ac
29 sq ft	0.000666 ac
30 sq ft	0.000689 ac
31 sq ft	0.000712 ac
32 sq ft	0.000735 ac
33 sq ft	0.000758 ac
34 sq ft	0.000781 ac
35 sq ft	0.000803 ac
36 sq ft	0.000826 ac
37 sq ft	0.000849 ac
38 sq ft	0.000872 ac
39 sq ft	0.000895 ac
40 sq ft	0.000918 ac
41 sq ft	0.000941 ac
42 sq ft	0.000964 ac
43 sq ft	0.000987 ac
44 sq ft	0.00101 ac
45 sq ft	0.001033 ac
46 sq ft	0.001056 ac
47 sq ft	0.001079 ac
48 sq ft	0.001102 ac
49 sq ft	0.001125 ac
50 sq ft	0.001148 ac
51 sq ft	0.001171 ac
52 sq ft	0.001194 ac
53 sq ft	0.001217 ac
54 sq ft	0.00124 ac
55 sq ft	0.001263 ac
56 sq ft	0.001286 ac
57 sq ft	0.001309 ac
58 sq ft	0.001331 ac
59 sq ft	0.001354 ac
60 sq ft	0.001377 ac
61 sq ft	0.0014 ac
62 sq ft	0.001423 ac
63 sq ft	0.001446 ac
64 sq ft	0.001469 ac
65 sq ft	0.001492 ac
66 sq ft	0.001515 ac
67 sq ft	0.001538 ac
68 sq ft	0.001561 ac
69 sq ft	0.001584 ac
70 sq ft	0.001607 ac
71 sq ft	0.00163 ac
72 sq ft	0.001653 ac
73 sq ft	0.001676 ac
74 sq ft	0.001699 ac
75 sq ft	0.001722 ac
76 sq ft	0.001745 ac
77 sq ft	0.001768 ac
78 sq ft	0.001791 ac
79 sq ft	0.001814 ac
80 sq ft	0.001837 ac
81 sq ft	0.00186 ac
82 sq ft	0.001882 ac
83 sq ft	0.001905 ac
84 sq ft	0.001928 ac
85 sq ft	0.001951 ac
86 sq ft	0.001974 ac
87 sq ft	0.001997 ac
88 sq ft	0.00202 ac
89 sq ft	0.002043 ac
90 sq ft	0.002066 ac
91 sq ft	0.002089 ac
92 sq ft	0.002112 ac
93 sq ft	0.002135 ac
94 sq ft	0.002158 ac
95 sq ft	0.002181 ac
96 sq ft	0.002204 ac
97 sq ft	0.002227 ac
98 sq ft	0.00225 ac
99 sq ft	0.002273 ac
100 sq ft	0.002296 ac

Acres to square feet

Acres	Square feet
1 ac	43,560 sq ft
2 ac	87,120 sq ft
3 ac	130,680 sq ft
4 ac	174,240 sq ft
5 ac	217,800 sq ft
6 ac	261,360 sq ft
7 ac	304,920 sq ft
8 ac	348,480 sq ft
9 ac	392,040 sq ft
10 ac	435,600 sq ft
11 ac	479,160 sq ft
12 ac	522,720 sq ft
13 ac	566,280 sq ft
14 ac	609,840 sq ft
15 ac	653,400 sq ft
16 ac	696,960 sq ft
17 ac	740,520 sq ft
18 ac	784,080 sq ft
19 ac	827,640 sq ft
20 ac	871,200 sq ft
21 ac	914,760 sq ft
22 ac	958,320 sq ft
23 ac	1,001,880 sq ft
24 ac	1,045,440 sq ft
25 ac	1,089,000 sq ft
26 ac	1,132,560 sq ft
27 ac	1,176,120 sq ft
28 ac	1,219,680 sq ft
29 ac	1,263,240 sq ft
30 ac	1,306,800 sq ft
31 ac	1,350,360 sq ft
32 ac	1,393,920 sq ft
33 ac	1,437,480 sq ft
34 ac	1,481,040 sq ft
35 ac	1,524,600 sq ft
36 ac	1,568,160 sq ft
37 ac	1,611,720 sq ft
38 ac	1,655,280 sq ft
39 ac	1,698,840 sq ft
40 ac	1,742,400 sq ft
41 ac	1,785,960 sq ft
42 ac	1,829,520 sq ft
43 ac	1,873,080 sq ft
44 ac	1,916,640 sq ft
45 ac	1,960,200 sq ft
46 ac	2,003,760 sq ft
47 ac	2,047,320 sq ft
48 ac	2,090,880 sq ft
49 ac	2,134,440 sq ft
50 ac	2,178,000 sq ft
51 ac	2,221,560 sq ft
52 ac	2,265,120 sq ft
53 ac	2,308,680 sq ft
54 ac	2,352,240 sq ft
55 ac	2,395,800 sq ft
56 ac	2,439,360 sq ft
57 ac	2,482,920 sq ft
58 ac	2,526,480 sq ft
59 ac	2,570,040 sq ft
60 ac	2,613,600 sq ft
61 ac	2,657,160 sq ft
62 ac	2,700,720 sq ft
63 ac	2,744,280 sq ft
64 ac	2,787,840 sq ft
65 ac	2,831,400 sq ft
66 ac	2,874,960 sq ft
67 ac	2,918,520 sq ft
68 ac	2,962,080 sq ft
69 ac	3,005,640 sq ft
70 ac	3,049,200 sq ft
71 ac	3,092,760 sq ft
72 ac	3,136,320 sq ft
73 ac	3,179,880 sq ft
74 ac	3,223,440 sq ft
75 ac	3,267,000 sq ft
76 ac	3,310,560 sq ft
77 ac	3,354,120 sq ft
78 ac	3,397,680 sq ft
79 ac	3,441,240 sq ft
80 ac	3,484,800 sq ft
81 ac	3,528,360 sq ft
82 ac	3,571,920 sq ft
83 ac	3,615,480 sq ft
84 ac	3,659,040 sq ft
85 ac	3,702,600 sq ft
86 ac	3,746,160 sq ft
87 ac	3,789,720 sq ft
88 ac	3,833,280 sq ft
89 ac	3,876,840 sq ft
90 ac	3,920,400 sq ft
91 ac	3,963,960 sq ft
92 ac	4,007,520 sq ft
93 ac	4,051,080 sq ft
94 ac	4,094,640 sq ft
95 ac	4,138,200 sq ft
96 ac	4,181,760 sq ft
97 ac	4,225,320 sq ft
98 ac	4,268,880 sq ft
99 ac	4,312,440 sq ft
100 ac	4,356,000 sq ft

Common values

Square feet	Acres	Example
100 sq ft	0.0023 ac	Small bedroom (10×10)
144 sq ft	0.00331 ac	12×12 room
200 sq ft	0.00459 ac	200 sq ft
500 sq ft	0.01 ac	Studio apartment
1,000 sq ft	0.02 ac	1,000 sq ft
1,500 sq ft	0.03 ac	1,500 sq ft
2,000 sq ft	0.05 ac	Average US home (approx.)
5,000 sq ft	0.11 ac	5,000 sq ft
10,000 sq ft	0.23 ac	Quarter-acre lot (approx.)
43,560 sq ft	1 ac	1 acre

About square feet and acres

Square feet (sq ft). A square foot is the area of a square one foot on each side, about 0.0929 m². Homes and rooms are sized in square feet in the US.

Acres (ac). The acre is a land area unit equal to 43,560 square feet (about 4,046.86 m²). Historically it was the area a team of oxen could plough in a day.

Frequently asked questions

How many acres in 1 square foot?

One square foot equals 0.0000229568 acres. Looking at it the other way, one acre is 43,560 square feet.

How do you convert square feet to acres?

Divide the number of square feet by 43560. For example, 43,560 sq ft ÷ 43560 = 1 ac.

What is 1,000 square feet in acres?

1,000 sq ft is 0.0229568 ac.

How do I convert acres back to square feet?

Multiply by 43560, or press the ⇄ swap button above. For example, 0.0229568 ac × 43560 = 1,000 sq ft.

How big is an acre compared with a hectare?

One acre is 43,560 square feet (4,046.86 m²), while one hectare is 10,000 m². A hectare is about 2.47 acres, and an acre is about 0.405 hectares.

Is this converter free and private?

Yes. It is free with no sign-up, and every calculation runs in your browser, so nothing you type is sent to a server.

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