What is a perch in land measurement?

A perch, also known as a rod or pole, is a historic length unit equal to 16.5 feet, used mainly in surveying and obsolete in modern work.

What does the chain (US survey) unit represent?

The chain (US survey) is a traditional land surveying unit equal to 66 US survey feet, divided into 100 links, used historically in American cadastral surveys.

Why convert perch to chain (US survey)?

Converting perch to chain aids in interpreting and reconciling old British and American land measurements for legal clarity and modern mapping.

How to Convert from Perch to Chain (US survey) [ch]

Learn how to convert measurements from perch to chain (US survey) [ch], two traditional units used in land surveying and cadastral records. This guide aids in interpreting historical property data and modern mapping needs.

Perch

Chain (US survey) [ch]

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

Perch to Chain (US survey) [ch] Conversion Table

Perch	Chain (US survey) [ch]

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.

Perch to Chain (US survey) [ch] Conversion Table
Perch	Chain (US survey) [ch]

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What Is This Tool?

This online unit converter allows users to change measurements from perch, a historic unit of length mainly used in surveying, into chain (US survey) [ch], a traditional American land surveying length. It is helpful for translating old surveying data into modern terms.

How to Use This Tool?

Enter the value in perch that you want to convert
Select perch as the input unit and chain (US survey) [ch] as the output
Click the convert button to view the result
Use the result to understand or map historical land data

Key Features

Converts perch to chain (US survey) using a defined conversion rate
Helps interpret historical land measurement units
Supports legal, cadastral, and land survey applications
Browser-based and easy to use
Includes example conversions for clarity

Examples

4 Perch converts to approximately 0.999998 Chain (US survey) [ch]
10 Perch converts to approximately 2.499995 Chain (US survey) [ch]

Common Use Cases

Interpreting measurements in historical property deeds and boundary descriptions
Translating old British and American surveying records or maps into modern units
Reading dimensions on historical estate and agricultural plans
Converting legacy survey measurements for GIS and mapping projects
Describing rural property boundaries and right-of-way distances

Tips & Best Practices

Double-check units when working with historical land records due to possible inconsistencies
Use the tool as part of a broader analysis that includes modern surveying methods
Be aware of the perch’s obsolescence and varied historical definitions
Apply conversions carefully when legal or cadastral accuracy is critical

Limitations

The perch is mostly obsolete and may be used inconsistently in some records
Historical measurement methods might affect precision
Conversion assumes fixed standard values which might slightly differ regionally
Not suitable for modern surveying practices without additional context

Frequently Asked Questions

What is a perch in land measurement?: A perch, also known as a rod or pole, is a historic length unit equal to 16.5 feet, used mainly in surveying and obsolete in modern work.
What does the chain (US survey) unit represent?: The chain (US survey) is a traditional land surveying unit equal to 66 US survey feet, divided into 100 links, used historically in American cadastral surveys.
Why convert perch to chain (US survey)?: Converting perch to chain aids in interpreting and reconciling old British and American land measurements for legal clarity and modern mapping.

Key Terminology

Perch: A historic unit of length equal to 16.5 feet, used mainly in surveying and land measurement.
Chain (US survey): A traditional U.S. land surveying unit equal to 66 US survey feet and divided into 100 links.
Cadastral: Relating to the detailed records and surveys of land ownership and boundaries.

Quick Knowledge Check

What is the length of one perch?

66 US survey feet

16.5 feet

100 links

The chain (US survey) is subdivided into how many links?

16.5

100

Why is this conversion from perch to chain useful?

To calculate international feet precisely

To interpret historical land measurement in property records

For modern architectural design

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