What Is This Tool?
This tool helps convert area values from square mile (US survey) to square foot (US survey), both units widely used in United States land surveying and legal property descriptions.
How to Use This Tool?
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Enter the area value in square mile (US survey) you want to convert.
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Select square mile (US survey) as the source unit.
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Choose square foot (US survey) as the target unit.
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Click the convert button to get the equivalent area in square foot (US survey).
Key Features
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Converts between square mile (US survey) and square foot (US survey) units accurately.
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Designed specifically for U.S. Public Land Survey System and cadastral record conversions.
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Browser-based, no installation required, and easy to use.
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Supports legacy land measurement data using US survey foot and mile units.
Examples
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Convert 2 square miles (US survey) to square feet: 2 × 27,878,400 = 55,756,800 square foot (US survey).
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Convert 0.5 square mile (US survey) to square feet: 0.5 × 27,878,400 = 13,939,200 square foot (US survey).
Common Use Cases
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Describing sections and townships in the U.S. Public Land Survey System.
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Recording legal property boundaries and historic cadastral maps surveyed in US survey units.
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Maintaining or converting legacy GIS and land record data that uses US survey feet and miles.
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Performing state plane coordinate and geodetic survey calculations with historic standards.
Tips & Best Practices
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Always confirm your data uses US survey units to ensure correct conversions.
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Use this tool when working with U.S. land survey and cadastral records to maintain consistency.
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Avoid using this conversion for metric or international foot-based measurements.
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Double-check results when precise international standardization is required.
Limitations
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The US survey foot slightly differs from the international foot, so exercise caution with high-precision needs.
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This conversion is specific to U.S. survey measurements and not intended for metric or non-survey unit systems.
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Results may not apply correctly if international or metric context is involved.
Frequently Asked Questions
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What is a square mile (US survey)?
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It is an area unit equal to the area of a square with sides of one US survey mile and corresponds to 640 survey acres, typically used in U.S. land surveying.
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How does a square foot (US survey) differ from a standard square foot?
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The square foot (US survey) is based on the US survey foot and is slightly different from the international square foot which is based on 0.3048 meters.
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When should I use this conversion?
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Use this conversion when dealing with U.S. land survey records, cadastral mapping, legal property boundaries, or legacy GIS data using US survey units.
Key Terminology
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Square mile (US survey)
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An area unit representing the area of a square with sides of one US survey mile, commonly used in United States land surveys and cadastral mapping.
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Square foot (US survey)
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An area unit equal to the square of the US survey foot, mainly used for legal land descriptions and cadastral records.
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US survey foot
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A unit of length defined as 1200/3937 meters, used primarily in US land surveying, differing slightly from the international foot.