Online Area Units Converter
How to Convert from Square foot (US survey) to Square mil [mil^2]?

How to Convert from Square foot (US survey) to Square mil [mil^2]?

Learn how to convert area measurements from square foot (US survey) to square mil [mil^2], a unit commonly used in electronics and precision manufacturing for very small areas.

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

Square foot (US survey) to Square mil [mil^2] Conversion Table

Square foot (US survey) Square mil [mil^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 foot (US survey) to Square mil [mil^2] Conversion Table
Square foot (US survey) Square mil [mil^2]

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What Is This Tool?

This unit converter transforms area measurements from square foot (US survey), mainly used in U.S. land surveying, into square mil [mil^2], a very small imperial-derived unit often applied in electronics and precision engineering.

How to Use This Tool?

  • Enter the value in square foot (US survey) you want to convert
  • Select square foot (US survey) as the input unit and square mil [mil^2] as the output unit
  • Start the conversion to get the result in square mil [mil^2]

Key Features

  • Converts area from square foot (US survey) to square mil [mil^2]
  • Supports detailed conversions for very small areas used in electronics and manufacturing
  • Browser-based and easy to use for quick area unit transformations

Examples

  • 2 square feet (US survey) converts to 288001152.00346 square mil [mil^2]
  • 0.5 square feet (US survey) converts to 72000288.000865 square mil [mil^2]

Common Use Cases

  • Expressing the planar area of PCB copper traces and pads in electronics
  • Describing cross-sectional area of rectangular conductors in electrical engineering
  • Measuring very small surface areas in precision manufacturing and thin-film coatings

Tips & Best Practices

  • Verify unit definitions when mixing square foot (US survey) with international units
  • Use square mil for very small area measurements to maintain accuracy in detailed applications
  • Double-check converted values when working in critical engineering or manufacturing tasks

Limitations

  • Square foot (US survey) differs slightly from the international square foot, which may affect mixed-unit calculations
  • Square mil is impractical for measuring large land or property areas
  • Conversion accuracy relies on precise definitions of the US survey foot and small scale unit factors

Frequently Asked Questions

What is a square foot (US survey)?
It is a unit of area based on the U.S. survey foot, primarily used in land surveying and legal descriptions in the U.S. It differs slightly from the international square foot.

What does square mil [mil^2] measure?
Square mil is an imperial-derived unit of area used for very small surfaces, such as PCB copper traces and electrical conductor cross sections.

Why convert square foot (US survey) to square mil [mil^2]?
Converting to square mil allows expressing large land areas into very fine-scale units needed in electronics and precision manufacturing.

Key Terminology

Square foot (US survey)
An area unit based on the U.S. survey foot, used mainly in land surveying and legal descriptions within the United States.
Square mil [mil^2]
An extremely small unit of area equal to the square of one mil (0.001 inch), commonly used in electronics and precision manufacturing.
Conversion rate
The numerical factor used to convert from square foot (US survey) to square mil [mil^2], which is 1 square foot (US survey) = 144000576.00173 square mil [mil^2].

Quick Knowledge Check

What is the square foot (US survey) primarily used for?
Square mil [mil^2] is best suited for measuring:
One square foot (US survey) is equal to approximately how many square mil [mil^2]?