Township to Square Mile Converter

Area Converter

20 units available

Decimals:

From

To

36

1 twp = 36 mi²

Formula:

mi² = twp × 35.9999999992

With your value: 1 twp = 36 mi²

How big is that?

Everyday references on a logarithmic scale, all expressed in township so you can sanity-check the result.

Parking space (1/7.5e+6 your value)1.34e-7 twp

Tennis court (1/3.6e+5 your value)0.00000280 twp

Football pitch (1/1.3e+4 your value)0.0000766 twp

Hectare (1/9.3e+3 your value)0.000107 twp

Central Park (1/27 your value)0.0366 twp

Your value1.00 twp

Other Township to Square Mile conversions

2 twp to mi² 3 twp to mi² 4 twp to mi² 5 twp to mi² 6 twp to mi² 7 twp to mi² 8 twp to mi²

Township to Square Mile Conversion Table

Township (twp)	Square Mile (mi²)
0.5	18
1	36
2	72
5	180
10	360
15	540
20	720
25	900
50	1,800
100	3,600
250	9,000
500	18,000
1000	35,999.999999

Square Mile to Township Conversion Table

Square Mile (mi²)	Township (twp)
0.5	0.013889
1	0.027778
2	0.055556
5	0.138889
10	0.277778
15	0.416667
20	0.555556
25	0.694444
50	1.388889
100	2.777778
250	6.944444
500	13.888889
1000	27.777778

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Township (twp)

Area

Exact conversion

Derived from the square metre via the length definitions above.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Square Mile (mi²)

Area

Exact conversion

Derived from the square metre via the length definitions above.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Township to Square Mile

To convert from Township (twp) to Square Mile (mi²), multiply the value by 35.9999999992.

Formula: mi² = twp × 35.9999999992

Reverse: twp = mi² × 0.0277777778

Step-by-Step Example

Start with your value in Township. For example: 5 twp
Multiply by the conversion factor: 5 x 35.9999999992
The result is: 180 mi²

About Township

The township (twp) is a unit of area. One township equals 9.323957 × 10^+7 square metres. UnitConvertLab converts it against every other area unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: area calculations, engineering and science, education.

About Square Mile

The square mile equals 640 acres or about 2.59 square kilometres, and is the standard unit for US county, city and land-survey areas.

Common uses: census areas, land surveys, geography.

Frequently Asked Questions

How many Square Mile are in 1 Township?

There are exactly 35.9999999992 Square Mile in 1 Township. This means the conversion factor from Township to Square Mile is 35.9999999992.

What is the formula to convert Township to Square Mile?

The formula to convert Township to Square Mile is: mi² = twp × 35.9999999992. For example, to convert 10 Township to Square Mile, you would multiply 10 by 35.9999999992.

What is a Township?