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How to Convert from Square perch to Square kilometer [km^2]
Learn how to convert area measurements from the historical square perch unit to the modern square kilometer (km²) unit with this easy-to-use online converter tool.
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Square perch to Square kilometer [km^2] Conversion Table
| Square perch | Square kilometer [km^2] |
|---|
Custom Unit Conversion Table Generator – Instant Printable Conversion Tables
Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.
Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.
Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.
| Square perch | Square kilometer [km^2] |
|---|
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What Is This Tool?
This tool converts area values from square perch, an historical land measurement unit, into square kilometers (km²), a standard SI unit used to measure large land areas.
How to Use This Tool?
- Enter the area value in square perch units
- Select square perch as the source unit and square kilometer [km²] as the target unit
- Click the convert button to display the result in square kilometers
Key Features
- Converts between historical and modern area units
- Quickly translates square perch values to square kilometers
- Browser-based and easy to use without installation
- Supports measurement needs in surveying, legal, and environmental contexts
Examples
- 100 square perch converts to 0.00252929 square kilometers
- 1000 square perch converts to 0.0252929 square kilometers
Common Use Cases
- Interpreting land areas in historical deeds and estate records
- Surveying legacy properties and converting results for modern mapping
- Researching agricultural or property plots in archival documentation
- Urban planning and environmental studies requiring SI area units
Tips & Best Practices
- Use the converter for aggregating larger land areas for better clarity
- Be mindful of rounding when dealing with very small area values
- Understand that square perch is a non-SI, historical unit with legacy precision limits
- Check results against official surveys when used in legal or cadastral work
Limitations
- The square perch is a historical unit which may have limited accuracy in old records
- Conversion results can yield very small decimals for small areas
- Best suited for translating legacy data into modern units for broader area measurements
Frequently Asked Questions
- What is a square perch?
- A square perch is a historical land area unit defined as the area of a square with sides one perch (16.5 feet) long, exactly equal to 1/160 of an acre.
- Why convert square perch to square kilometers?
- Converting square perch to square kilometers helps translate old land measurements into modern SI units used in mapping, urban planning, and environmental studies.
- Is the square perch still used today?
- The square perch is largely historical but may appear in legacy documents requiring conversion for current applications.
Key Terminology
- Square Perch
- A historical unit of area equal to a square with sides one perch (16.5 feet) long, commonly used in old land surveying.
- Square Kilometer [km²]
- An SI derived unit of area representing the area of a square with sides one kilometer long, used for measuring large areas.
- Conversion Rate
- The numerical factor used to convert an area from square perch to square kilometers: 1 square perch = 0.0000252929 km².