What is the inch (US survey) unit?

It is a legacy American measuring unit equal to 1/12 of a US survey foot and exactly defined as 100/3937 metres, used historically in geodetic and cadastral surveys.

What is a pole in length measurement?

A pole, also called a rod or perch, is a traditional English length unit used in land surveying, equal to 16.5 feet or about 5.0292 metres.

Why convert from inch (US survey) to pole?

Converting these units helps interpret and update historical surveying data and map records that use different legacy measurement systems.

How to Convert from Inch (US survey) [in] to Pole

Easily convert length measurements from the US survey inch to the traditional British pole unit using this dedicated online converter, ideal for historical and surveying purposes.

Inch (US survey) [in]

Pole

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

Inch (US survey) [in] to Pole Conversion Table

Inch (US survey) [in]	Pole

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.

Inch (US survey) [in] to Pole Conversion Table
Inch (US survey) [in]	Pole

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What Is This Tool?

This tool allows users to convert length values from the inch (US survey), a legacy American surveying unit, to the pole, a traditional English measure used historically in land surveying and agriculture.

How to Use This Tool?

Enter the length value in inch (US survey) that you wish to convert.
Select the input unit as inch (US survey) and output unit as pole.
Click the convert button to see the corresponding length in poles.

Key Features

Converts from inch (US survey) to pole accurately based on precise conversion rates.
Supports legacy and historical measurement units relevant to cadastral and surveying records.
Easy-to-use interface suitable for engineers, surveyors, and historians.
Provides example conversions for quick reference.

Examples

Convert 10 Inches (US survey) to Pole to get 0.050505152 Pole.
Convert 100 Inches (US survey) to Pole to get 0.50505152 Pole.

Common Use Cases

Interpreting and converting historical U.S. cadastral and survey records.
Updating legacy geodetic control data or land parcel descriptions for modern use.
Translating old maps or datasets into traditional English land measurement units.
Analyzing historical agricultural and civil engineering documents with older unit systems.

Tips & Best Practices

Always verify whether you are working with US survey inches or international inches due to slight length differences.
Use this tool primarily for historical, cadastral, or specialized surveying data conversion.
Cross-check converted values when integrating with modern measurement standards to maintain accuracy.

Limitations

The inch (US survey) slightly differs from the international inch, so mixing units requires caution to avoid errors.
The pole is an obsolete unit mostly relevant to historical measurement contexts and not used in contemporary systems.
Minor rounding variations can arise due to the units' precise definitions and historical measurement instrument precision.

Frequently Asked Questions

What is the inch (US survey) unit?: It is a legacy American measuring unit equal to 1/12 of a US survey foot and exactly defined as 100/3937 metres, used historically in geodetic and cadastral surveys.
What is a pole in length measurement?: A pole, also called a rod or perch, is a traditional English length unit used in land surveying, equal to 16.5 feet or about 5.0292 metres.
Why convert from inch (US survey) to pole?: Converting these units helps interpret and update historical surveying data and map records that use different legacy measurement systems.

Key Terminology

Inch (US survey): A legacy unit of length used in U.S. geodetic surveying, defined as exactly 100/3937 metres.
Pole: A traditional English unit of length equal to 16.5 feet or approximately 5.0292 metres, used in land measurement.
Cadastral survey: A type of survey examining land boundaries and property lines for legal and ownership purposes.

Quick Knowledge Check

What is the inch (US survey) primarily used for?

Measuring modern construction dimensions

Legacy U.S. geodetic and cadastral surveys

International engineering standards

How long is one pole in feet?

10 feet

16.5 feet

20 feet

Why should you be careful when mixing inch (US survey) with international inch?

Because US survey inch is a volume unit

Because they have slightly different lengths

Because they measure time

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