What Is This Tool?
This converter changes area values from the square foot [ft²], used in the Imperial and US customary systems, into the square foot (US survey), a unit used mainly in U.S. land surveying and legal property descriptions. It helps translate measurements where the U.S. survey foot standard is required.
How to Use This Tool?
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Enter the area value in square foot [ft²].
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Select the target unit as square foot (US survey).
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Click the convert button to get the equivalent area.
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Use the result for land surveying, legal property descriptions, or historical land data analysis.
Key Features
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Converts area from square foot [ft²] to square foot (US survey) accurately.
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Displays results based on the exact conversion rate between the two units.
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Supports use cases in real estate, cadastral mapping, and legal surveys.
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Browser-based and easy to use with step-by-step input and selection options.
Examples
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10 ft² converts to 9.99996 square foot (US survey).
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100 ft² converts to 99.9996 square foot (US survey).
Common Use Cases
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Interpreting or translating area measurements in U.S. cadastral and legal surveys.
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Performing state plane coordinate and geodetic survey calculations using survey-foot units.
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Analyzing historical land-measurement data specified in U.S. survey feet.
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Ensuring accurate land records and legal property descriptions alignment.
Tips & Best Practices
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Confirm whether your data uses the international foot or the U.S. survey foot before converting.
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Use this conversion for precise land surveying and legal documentation needs.
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Be aware of the slight differences in measurement when interpreting historical or legal records.
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Avoid the conversion for everyday construction or real estate tasks unless specified.
Limitations
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Difference between square foot and square foot (US survey) is very slight but critical in precision land surveying.
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Conversion is typically unnecessary for common construction or real estate measurements.
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Potential for subtle errors if the wrong foot standard is applied to data.
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Not suitable for tasks outside legal or cadastral survey contexts.
Frequently Asked Questions
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What is the difference between square foot and square foot (US survey)?
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Square foot (US survey) is based on the U.S. survey foot and differs slightly in size from the international square foot, primarily used in land surveying and legal property descriptions.
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When should I use the square foot (US survey) unit?
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Use the square foot (US survey) when dealing with legal land descriptions, cadastral surveys, or historical land measurement data that require the U.S. survey foot standard.
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Is this conversion needed for general real estate or construction purposes?
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No, the conversion is usually unnecessary for everyday construction or real estate measurements that use the international foot.
Key Terminology
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Square foot [ft²]
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A unit of area equal to a square with sides one foot long, used in the Imperial and US customary systems.
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Square foot (US survey)
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An area unit based on the U.S. survey foot, used mainly in U.S. land surveying and legal property descriptions.
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Conversion rate
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The exact value used to convert from one unit to another, here 1 square foot equals 0.999996 square foot (US survey).