What is a square pole?

A square pole, also known as a square perch or square rod, is an imperial unit of area equal to the area of a square one pole on each side, totaling 272.25 square feet.

How is the U.S. survey acre defined?

The U.S. survey acre equals 43,560 square U.S. survey feet, defined using the U.S. survey foot measurement, and is slightly larger than an international acre.

Why convert square poles to U.S. survey acres?

Converting square poles to U.S. survey acres helps translate traditional land measurements into standardized units used in modern U.S. legal property and surveying documents.

How to Convert from Square Pole to Acre (US survey) [ac]

Easily convert area measurements from the traditional square pole to the U.S. survey acre (ac), a unit widely used in American land surveying and legal property records.

Square pole

Acre (US survey) [ac]

Please check your input. It must be a valid numeric value.

Square pole to Acre (US survey) [ac] Conversion Table

Square pole	Acre (US survey) [ac]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Square pole to Acre (US survey) [ac] Conversion Table
Square pole	Acre (US survey) [ac]

Explore More Area Units Converter

What Is This Tool?

This converter transforms area values measured in square poles, an old imperial unit, into U.S. survey acres, a standard area unit used in U.S. land surveying and property documentation.

How to Use This Tool?

Enter the value in square poles that you want to convert
Select 'Square pole' as the source unit and 'Acre (US survey)' as the target unit
Initiate the conversion to view the equivalent area in U.S. survey acres
Use the result to update or interpret land measurement records

Key Features

Converts historical square pole measurements to U.S. survey acres
Adapts legacy land data to modern surveying units
Browser-based interface for quick and easy use
Useful for legal property and cadastral records
Supports precise translation of traditional land area units

Examples

10 square poles converts to about 0.0625 acres (US survey)
100 square poles converts to about 0.625 acres (US survey)

Common Use Cases

Describing small land parcels in historical UK and US deeds
Converting older cadastral records into modern units
Interpreting legal property descriptions using imperial units
Recording parcel sizes in U.S. land surveying
Managing agricultural land data with U.S. survey foot-based measures

Tips & Best Practices

Verify which acre unit is applicable to your context (U.S. survey acre vs international acre)
Use this tool mainly for legacy or historical land measurement data
Be aware of slight differences between the U.S. survey acre and other acre definitions
Double-check large area conversions due to minor rounding effects

Limitations

Square pole is an uncommon unit in modern use, mostly relevant for legacy data
The U.S. survey acre differs slightly from the international acre
Minor rounding differences might arise in conversions of large land areas

Frequently Asked Questions

What is a square pole?: A square pole, also known as a square perch or square rod, is an imperial unit of area equal to the area of a square one pole on each side, totaling 272.25 square feet.
How is the U.S. survey acre defined?: The U.S. survey acre equals 43,560 square U.S. survey feet, defined using the U.S. survey foot measurement, and is slightly larger than an international acre.
Why convert square poles to U.S. survey acres?: Converting square poles to U.S. survey acres helps translate traditional land measurements into standardized units used in modern U.S. legal property and surveying documents.

Key Terminology

Square pole: An imperial area unit equal to 272.25 square feet, traditionally used in historical land measurement.
U.S. survey acre: An area unit defined as 43,560 square U.S. survey feet, used primarily in U.S. land surveying and legal records.
Cadastral records: Official land recording documents that describe property boundaries and area measurements.

Quick Knowledge Check

What area does one square pole represent?

272.25 square meters

272.25 square feet

43,560 square feet

Which unit is slightly larger than the international acre?

International acre

U.S. survey acre

Square pole

Why is converting square pole measurements useful?

To estimate volume of land

To update historical land area data to modern units

To measure distance in land surveys

Share Us

Similar Calculators

Online Moment of Force Units Converter Online Force Units Converter Online Moment of Inertia Units Converter Online Flow Mass Units Converter Online Angle Units Converter