Acre to Square Rod Converter

Area Converter

20 units available

Decimals:

From

To

160

1 ac = 160 rd²

Formula:

rd² = ac × 160

With your value: 1 ac = 160 rd²

How big is that?

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

Parking space (1/3.2e+2 your value)0.00309 ac

Tennis court (1/16 your value)0.0645 ac

Your value1.00 ac

Football pitch (1.8× your value)1.76 ac

Hectare (2.5× your value)2.47 ac

Central Park (8.4e+2× your value)843 ac

Other Acre to Square Rod conversions

2 ac to rd² 3 ac to rd² 4 ac to rd² 5 ac to rd² 6 ac to rd² 7 ac to rd² 8 ac to rd²

Acre to Square Rod Conversion Table

Acre (ac)	Square Rod (rd²)
0.5	80
1	160
2	320
5	800
10	1,600
15	2,400
20	3,200
25	4,000
50	8,000
100	16,000
250	40,000
500	80,000
1000	160,000

Square Rod to Acre Conversion Table

Square Rod (rd²)	Acre (ac)
0.5	0.003125
1	0.00625
2	0.0125
5	0.03125
10	0.0625
15	0.09375
20	0.125
25	0.15625
50	0.3125
100	0.625
250	1.5625
500	3.125
1000	6.25

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.

Acre (ac)

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 Rod (rd²)

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 Acre to Square Rod

To convert from Acre (ac) to Square Rod (rd²), multiply the value by 160.

Formula: rd² = ac × 160

Reverse: ac = rd² × 0.00625

Step-by-Step Example

Start with your value in Acre. For example: 5 ac
Multiply by the conversion factor: 5 x 160
The result is: 800 rd²

About Acre

The acre is a unit of land area equal to 43,560 square feet or about 4,047 square meters. It is used primarily in the US, UK, and former British colonies.

Fun Fact: An acre was originally defined as the amount of land a yoke of oxen could plow in one day.

Common uses: land measurement, agriculture, real estate.

About Square Rod

The square rod (rd²) is a unit of area. One square rod equals 25.29285264 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.

Frequently Asked Questions

How many Square Rod are in 1 Acre?

There are exactly 160 Square Rod in 1 Acre. This means the conversion factor from Acre to Square Rod is 160.

What is the formula to convert Acre to Square Rod?

The formula to convert Acre to Square Rod is: rd² = ac × 160. For example, to convert 10 Acre to Square Rod, you would multiply 10 by 160.

What is a Acre?