Online Area Units Converter
How to Convert from Square chain [ch^2] to Square mile [mi^2]?

How to Convert from Square chain [ch^2] to Square mile [mi^2]?

Learn how to convert area measurements from square chain (ch^2), a historic imperial unit, to square mile (mi^2), a unit used for large-scale land measurements. Understand the conversion process, uses, and examples.

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Square chain [ch^2] to Square mile [mi^2] Conversion Table

Square chain [ch^2] Square mile [mi^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 chain [ch^2] to Square mile [mi^2] Conversion Table
Square chain [ch^2] Square mile [mi^2]

Explore More Area Units Converter

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  11. How to convert from hectare [ha] to square chain [ch^2]?
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  13. How to convert from acre [ac] to square chain [ch^2]?
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  15. How to convert from square mile [mi^2] to square chain [ch^2]?
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  17. How to convert from square yard [yd^2] to square chain [ch^2]?
  18. How to convert from square chain [ch^2] to square yard [yd^2]?
  19. How to convert from square foot [ft^2] to square chain [ch^2]?
  20. How to convert from square chain [ch^2] to square foot [ft^2]?
  21. How to convert from square inch [in^2] to square chain [ch^2]?
  22. How to convert from square chain [ch^2] to square inch [in^2]?
  23. How to convert from square hectometer [hm^2] to square chain [ch^2]?
  24. How to convert from square chain [ch^2] to square hectometer [hm^2]?
  25. How to convert from square dekameter [dam^2] to square chain [ch^2]?
  26. How to convert from square chain [ch^2] to square dekameter [dam^2]?
  27. How to convert from square decimeter [dm^2] to square chain [ch^2]?
  28. How to convert from square chain [ch^2] to square decimeter [dm^2]?
  29. How to convert from square nanometer [nm^2] to square chain [ch^2]?
  30. How to convert from square chain [ch^2] to square nanometer [nm^2]?
  31. How to convert from are [a] to square chain [ch^2]?
  32. How to convert from square chain [ch^2] to are [a]?
  33. How to convert from barn [b] to square chain [ch^2]?
  34. How to convert from square chain [ch^2] to barn [b]?
  35. How to convert from square mile (US survey) to square chain [ch^2]?
  36. How to convert from square chain [ch^2] to square mile (US survey)?
  37. How to convert from square foot (US survey) to square chain [ch^2]?
  38. How to convert from square chain [ch^2] to square foot (US survey)?
  39. How to convert from circular inch to square chain [ch^2]?
  40. How to convert from square chain [ch^2] to circular inch?
  41. How to convert from township to square chain [ch^2]?
  42. How to convert from square chain [ch^2] to township?
  43. How to convert from section to square chain [ch^2]?
  44. How to convert from square chain [ch^2] to section?
  45. How to convert from acre (US survey) [ac] to square chain [ch^2]?
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  59. How to convert from circular mil to square chain [ch^2]?
  60. How to convert from square chain [ch^2] to circular mil?
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  64. How to convert from square chain [ch^2] to sabin?
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  66. How to convert from square chain [ch^2] to arpent?
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What Is This Tool?

This tool helps you convert area units from square chain, an imperial unit used historically in land measurement, to square mile, a larger imperial and US customary area unit. It is designed for users working with historic land data and modern area measurements.

How to Use This Tool?

  • Enter the value in square chains (ch^2) that you want to convert.
  • Select square chain as the unit to convert from and square mile as the unit to convert to.
  • Click the convert button to get the equivalent area in square miles (mi^2).

Key Features

  • Converts square chain [ch^2] to square mile [mi^2] using an exact conversion rate.
  • Supports area measurement conversions relevant to cadastral surveying and real estate.
  • Provides clear examples to illustrate conversion values.
  • Browser-based and easy to use with straightforward inputs and outputs.

Examples

  • Converting 10 square chains yields 0.0015625 square miles.
  • Converting 100 square chains yields 0.015625 square miles.

Common Use Cases

  • Interpreting historical land records and deeds that reference square chains.
  • Converting parcel areas when working with acres and modern mapping systems.
  • Measuring large geographic areas like cities and parks using square miles.
  • Integrating old surveying data in cadastral and GIS applications.

Tips & Best Practices

  • Always verify the context of the land measurement to ensure square chain units apply.
  • Use this conversion to compare historic smaller plots with larger modern area units.
  • Keep in mind the legacy nature of square chains when dealing with contemporary land data.

Limitations

  • Square chain is a legacy unit seldom used in current measurements outside of historical data.
  • Conversions may involve legacy data that does not perfectly align with present surveying standards.
  • Precision is limited for very small areas due to scale differences between square chains and square miles.

Frequently Asked Questions

What is a square chain and where is it used?
A square chain is an imperial unit of area equal to the area of a square with sides one chain (66 feet) long. It's mainly used in cadastral surveying and historical land measurement.

How many square feet are in one square chain?
One square chain equals exactly 4,356 square feet.

Why convert square chains to square miles?
Converting square chains to square miles allows expressing smaller historic land parcels in larger modern units, facilitating comparison with contemporary land area records.

Key Terminology

Square chain [ch^2]
An imperial unit of area representing a square with sides of one chain (66 feet), equal to 4,356 square feet.
Square mile [mi^2]
An imperial and US customary unit of area representing a square with sides of one international mile, exactly 2,589,988.110336 square meters.
Chain
A unit of length equal to 66 feet, used in defining the square chain unit of area.

Quick Knowledge Check

What is the exact conversion rate from square chain to square mile?
Which unit describes larger land areas: square chain or square mile?
In what contexts is the square chain primarily used?