Online Area Units Converter
How to Convert from Square foot (US survey) to Acre (US survey) [ac]

How to Convert from Square foot (US survey) to Acre (US survey) [ac]

Convert area measurements from square foot (US survey) to acre (US survey) with our easy-to-use online tool, ideal for land surveying and legal property descriptions.

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

Square foot (US survey) to Acre (US survey) [ac] Conversion Table

Square foot (US survey) Acre (US survey) [ac]

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 foot (US survey) to Acre (US survey) [ac] Conversion Table
Square foot (US survey) Acre (US survey) [ac]

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What Is This Tool?

This tool allows users to convert area measurements from square foot (US survey) to acre (US survey), units commonly used in U.S. land surveying, property deeds, and cadastral records.

How to Use This Tool?

  • Enter the value in square foot (US survey) you wish to convert.
  • Select the target unit as acre (US survey) [ac].
  • Click the convert button to get the result instantly.

Key Features

  • Converts area units from square foot (US survey) to acre (US survey) accurately using defined U.S. survey measurements.
  • Supports conversions aligned with U.S. cadastral and legal surveying standards.
  • Browser-based and easy to use without installation.

Examples

  • 10 square foot (US survey) converts to 0.000229568 acre (US survey) [ac].
  • 1000 square foot (US survey) converts to 0.0229568 acre (US survey) [ac].

Common Use Cases

  • Recording parcel and deed areas in U.S. cadastral and legal surveys using the survey-foot standard.
  • Performing land survey calculations with historical U.S. survey-foot units.
  • Interpreting property boundaries and agricultural land area in U.S. legal documents.

Tips & Best Practices

  • Use this tool for converting detailed land parcel measurements into comprehensible larger units.
  • Ensure you are using U.S. survey-foot units to maintain consistency in legal and cadastral contexts.
  • Verify unit definitions when working with international measurement systems to avoid discrepancies.

Limitations

  • The U.S. survey foot is slightly different from the international foot, which may affect cross-system conversions.
  • This tool is designed specifically for U.S. survey definitions and may not align with other measurement systems exactly.

Frequently Asked Questions

Why is the U.S. survey foot different from the international foot?
The U.S. survey foot is defined exactly as 1200/3937 meters, resulting in a slightly different length compared to the international foot, which is exactly 0.3048 meters.

What are typical uses of the acre (US survey) unit?
The US survey acre is mainly used for describing parcel sizes in property deeds, legal boundaries, and cadastral maps within the United States.

Can I use this conversion for international land measurements?
Since the U.S. survey foot differs from international units, conversions involving international measurements might require additional adjustments.

Key Terminology

Square foot (US survey)
A unit of area equal to the square of the U.S. survey foot, used mainly for land surveying and legal property descriptions in the United States.
Acre (US survey) [ac]
An area unit defined as 43,560 square U.S. survey feet, used primarily in U.S. land surveying and cadastral records.
U.S. survey foot
A unit of length defined exactly as 1200/3937 meters, slightly different from the international foot.

Quick Knowledge Check

Which unit is primarily used in U.S. land surveying and legal property descriptions?
How many square US survey feet are in one US survey acre?
What is a key limitation when converting US survey foot units to international units?