What is the foot (US survey) unit?

The foot (US survey) is a unit of length historically used in U.S. land surveying and is defined as exactly 1200/3937 meters.

Why convert foot (US survey) to kilometers?

Converting to kilometers allows integration of legacy U.S. land survey data into modern metric-based mapping and engineering systems.

Can I use this converter for construction projects?

Yes, it is suitable for projects referencing older survey dimensions where measurements need conversion to metric units like kilometers.

How to Convert from Foot (US survey) [ft] to Kilometer [km]?

Learn how to accurately convert length measurements from foot (US survey) units to kilometers using this practical online converter designed for land surveying, mapping, and engineering applications.

Foot (US survey) [ft]

Kilometer [km]

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

Foot (US survey) [ft] to Kilometer [km] Conversion Table

Foot (US survey) [ft]	Kilometer [km]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Foot (US survey) [ft] to Kilometer [km] Conversion Table
Foot (US survey) [ft]	Kilometer [km]

Explore More Length Units Converter

What Is This Tool?

This unit converter enables you to transform measurements from the U.S. survey foot, a length unit traditionally used in American land surveying, to kilometers, the international unit of length used for regional and geographic distances.

How to Use This Tool?

Enter the measurement value in foot (US survey) units.
Select foot (US survey) as the source unit and kilometer as the target unit.
Click convert to view the equivalent distance in kilometers.
Use the result for regional planning, mapping, or engineering calculations.

Key Features

Converts foot (US survey) to kilometer with exact defined rates.
Supports conversions useful in land surveying and geographic information systems.
Browser-based and easy to use with straightforward input and output.
Helps interpret legacy survey data in modern metric units.
Provides practical examples for common conversion scenarios.

Examples

1000 foot (US survey) equals 0.3048006 kilometers.
5000 foot (US survey) equals 1.524003 kilometers.

Common Use Cases

Translating U.S. land survey measurements into kilometers for GIS integration.
Converting cadastral mapping data for regional geographic analysis.
Facilitating engineering and construction planning requiring metric units.
Supporting transportation planning with standardized length units.
Reporting land boundary and property dimensions in international units.

Tips & Best Practices

Always verify the distinction between foot (US survey) and international foot units.
Use this conversion to maintain accuracy when working with older survey records.
Apply the tool cautiously when handling large-scale data to manage rounding effects.
Cross-check converted values if used in critical engineering or legal documents.

Limitations

The foot (US survey) differs slightly from the international foot, which can lead to small discrepancies.
Precision might be impacted when converting large survey datasets due to rounding and historic measurement variations.

Frequently Asked Questions

What is the foot (US survey) unit?: The foot (US survey) is a unit of length historically used in U.S. land surveying and is defined as exactly 1200/3937 meters.
Why convert foot (US survey) to kilometers?: Converting to kilometers allows integration of legacy U.S. land survey data into modern metric-based mapping and engineering systems.
Can I use this converter for construction projects?: Yes, it is suitable for projects referencing older survey dimensions where measurements need conversion to metric units like kilometers.

Key Terminology

Foot (US survey): A historic length unit used in American land surveying, defined exactly as 1200/3937 meters.
Kilometer: An SI derived unit of length equal to 1,000 meters, used for geographic and regional distance measurements.
Cadastral Mapping: The creation of maps showing property boundaries and land ownership details.

Quick Knowledge Check

What is the defined length of one foot (US survey)?

Exactly 0.3048006 meters

Defined as 1200/3937 meters

Equal to one international foot

Which unit is commonly used to express distances between cities?

Foot (US survey)

Kilometer

Meter

Why is it important to distinguish foot (US survey) from international foot?

They are identical units with different names

They differ slightly, causing potential minor measurement discrepancies

The international foot is only used outside the US

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