Square Miles to Acres Converter

mi² to acres table

mi²	1/8	1/4	1/2	3/4	1	1.1	1.2	1.3	1.4	1.5	1.6	1.7	1.8	1.9	2	2.1	2.2	2.3	2.4	2.5	2.6	2.7	2.8	2.9	3	3.1	3.2	3.3	3.4	3.5	3.6	3.7	3.8	3.9	4	4.1	4.2	4.3	4.4	4.5	4.6	4.7	4.8	4.9	5	5.1	5.2	5.3	5.4	5.5	5.6	5.7	5.8	5.9	6	6.1	6.2	6.3	6.4	6.5	6.6	6.7	6.8	6.9	7	7.1	7.2	7.3	7.4	7.5	7.6	7.7	7.8	7.9	8	8.1	8.2	8.3	8.4	8.5	8.6	8.7	8.8	8.9	9	9.1	9.2	9.3	9.4	9.5	9.6	9.7	9.8	9.9	10	20	30	40	50	60	70	80	90	100
ac	80	160	320	480	640	704	768	832	896	960	1024	1088	1152	1216	1280	1344	1408	1472	1536	1600	1664	1728	1792	1856	1920	1984	2048	2112	2176	2240	2304	2368	2432	2496	2560	2624	2688	2752	2816	2880	2944	3008	3072	3136	3200	3264	3328	3392	3456	3520	3584	3648	3712	3776	3840	3904	3968	4032	4096	4160	4224	4288	4352	4416	4480	4544	4608	4672	4736	4800	4864	4928	4992	5056	5120	5184	5248	5312	5376	5440	5504	5568	5632	5696	5760	5824	5888	5952	6016	6080	6144	6208	6272	6336	6400	12800	19200	25600	32000	38400	44800	51200	57600	64000

Round:

Enter Square Mile

⇵

Enter Acre

How many acres in a square mile?

There are 640 acres in a square mile. To convert square miles to acres, multiply the square mile value by 640.

For example, to find out how many acres in a square mile and a half, multiply 1.5 by 640, that makes 960 acres in a square mile and a half.

square miles to acres formula

ac = mi² * 640

1 Square Mile = 640 Acres

What is a Square Mile?

Square mile is an imperial and United States Customary area unit. 1 mi2 = 640 acres. The symbol is "mi²".

You may also use area conversion to convert all area units.

Create Conversion Table

Click "Create Table". Enter a "Start" value (5, 100 etc). Select an "Increment" value (0.01, 5 etc) and select "Accuracy" to round the result.

How to create conversion table?

Start:

Increment:

Accuracy: