Online Area Units Converter
Convert Acre (US survey) to Square Mile (US survey) Easily Online
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Convert Acre (US survey) to Square Mile (US survey) Easily Online

Use our simple online converter to quickly convert area measurements from acre (US survey) to square mile (US survey), ideal for U.S. land surveying and legal cadastral records.

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

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

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

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

Explore More Area Units Converter

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  17. How to convert from square yard [yd^2] to acre (US survey) [ac]?
  18. How to convert from acre (US survey) [ac] to square yard [yd^2]?
  19. How to convert from square foot [ft^2] to acre (US survey) [ac]?
  20. How to convert from acre (US survey) [ac] to square foot [ft^2]?
  21. How to convert from square inch [in^2] to acre (US survey) [ac]?
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  23. How to convert from square hectometer [hm^2] to acre (US survey) [ac]?
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  25. How to convert from square dekameter [dam^2] to acre (US survey) [ac]?
  26. How to convert from acre (US survey) [ac] to square dekameter [dam^2]?
  27. How to convert from square decimeter [dm^2] to acre (US survey) [ac]?
  28. How to convert from acre (US survey) [ac] to square decimeter [dm^2]?
  29. How to convert from square nanometer [nm^2] to acre (US survey) [ac]?
  30. How to convert from acre (US survey) [ac] to square nanometer [nm^2]?
  31. How to convert from are [a] to acre (US survey) [ac]?
  32. How to convert from acre (US survey) [ac] to are [a]?
  33. How to convert from barn [b] to acre (US survey) [ac]?
  34. How to convert from acre (US survey) [ac] to barn [b]?
  35. How to convert from square mile (US survey) to acre (US survey) [ac]?
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  37. How to convert from square foot (US survey) to acre (US survey) [ac]?
  38. How to convert from acre (US survey) [ac] to square foot (US survey)?
  39. How to convert from circular inch to acre (US survey) [ac]?
  40. How to convert from acre (US survey) [ac] to circular inch?
  41. How to convert from township to acre (US survey) [ac]?
  42. How to convert from acre (US survey) [ac] to township?
  43. How to convert from section to acre (US survey) [ac]?
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  45. How to convert from rood to acre (US survey) [ac]?
  46. How to convert from acre (US survey) [ac] to rood?
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  50. How to convert from acre (US survey) [ac] to square rod?
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  53. How to convert from square perch to acre (US survey) [ac]?
  54. How to convert from acre (US survey) [ac] to square perch?
  55. How to convert from square pole to acre (US survey) [ac]?
  56. How to convert from acre (US survey) [ac] to square pole?
  57. How to convert from square mil [mil^2] to acre (US survey) [ac]?
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What Is This Tool?

This tool allows users to convert area values from the U.S. survey acre to the square mile in U.S. survey units. It supports applications in U.S. land surveying, cadastral mapping, and interpreting legal property boundaries.

How to Use This Tool?

  • Enter the area value in acre (US survey) you want to convert
  • Select acre (US survey) as the from-unit and square mile (US survey) as the to-unit
  • Click convert to get the area value in square miles using the US survey system

Key Features

  • Accurate conversion based on U.S. survey foot definitions
  • Supports conversion of land parcel sizes from acres to square miles
  • Useful for real estate, GIS, and land management professionals
  • Browser-based and easy to use with straightforward inputs

Examples

  • Converting 10 acres (US survey) results in 0.015625 square miles (US survey)
  • 320 acres (US survey) converts to 0.5 square miles (US survey)

Common Use Cases

  • Describing parcel sizes in U.S. property deeds and land surveys
  • Recording and interpreting areas in cadastral and survey maps using US survey feet
  • Converting legacy land records within the U.S. Public Land Survey System
  • Supporting GIS data that relies on U.S. survey units for land area

Tips & Best Practices

  • Verify units used in your data to ensure correct application of U.S. survey measurements
  • Use this conversion when working with historical or legal land records referencing U.S. survey foot units
  • Cross-check converted values against known land divisions like sections (one square mile or 640 acres)
  • Be cautious when comparing or integrating these results with international unit-based systems

Limitations

  • U.S. survey units differ slightly from international measurements due to the survey foot definition
  • Potential minor discrepancies may occur when mixing survey units with international metric or imperial units
  • Not suitable for use cases requiring international standard area units without adjustment

Frequently Asked Questions

What is an acre (US survey)?
It is an area unit used in the U.S., defined as 43,560 square U.S. survey feet, mostly applied in land surveying and cadastral records.

How many acres make one square mile (US survey)?
One square mile (US survey) consists of 640 U.S. survey acres.

Can I use this conversion for international land measurements?
This tool uses U.S. survey units that slightly differ from international standards, so caution is advised when mixing unit systems.

Key Terminology

Acre (US survey)
An area unit equal to 43,560 square U.S. survey feet, mainly used in U.S. land surveying and legal property descriptions.
Square Mile (US survey)
An area unit representing a square with sides one US survey mile long, containing 640 U.S. survey acres.
US Survey Foot
A unit of length defined as exactly 1200/3937 meters, used in U.S. land surveying and legal land measurements.

Quick Knowledge Check

What is the relation between one square mile and acres in the US survey system?
Which unit is defined as 43,560 square US survey feet?
Why should caution be used when converting survey units to international units?

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