What is a section in land area measurement?

A section is an area unit used in the U.S. Public Land Survey System, equal to one square mile or 640 acres.

How many acres are in one section?

One section equals exactly 640 acres according to U.S. land measurement standards.

Why use acres instead of sections for land measurement?

Acres are more commonly used for describing smaller land parcels in agriculture, real estate, and zoning.

How to Convert from Section to Acre [ac]

Easily convert area measurements from sections to acres with this straightforward online tool, ideal for agriculture, real estate, and land management.

Section

Acre [ac]

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

Section to Acre [ac] Conversion Table

Section	Acre [ac]

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.

Section to Acre [ac] Conversion Table
Section	Acre [ac]

Explore More Area Units Converter

What Is This Tool?

This converter allows you to transform area measurements expressed in sections, a land unit used in U.S. land surveying, into acres, a common unit for measuring land parcels primarily in agriculture and real estate.

How to Use This Tool?

Enter the area measurement value in sections.
Select the unit you want to convert to, which is acres (ac).
Click the convert button to see the equivalent area in acres.

Key Features

Converts from section units to acres accurately according to U.S. standards.
Easy to use interface for quick area measurement conversions.
Supports common land measurement applications like farming, property listings, and zoning.

Examples

2 Sections equals 2 times 640, resulting in 1280 Acres.
0.5 Section equals 0.5 times 640, resulting in 320 Acres.

Common Use Cases

Converting large legal land parcels for agricultural planning and crop management.
Translating property sizes in real estate listings and deeds for better clarity.
Supporting zoning and land-use planning by using familiar land area units.

Tips & Best Practices

Ensure the measurements refer to the U.S. customary system to maintain accuracy.
Use this converter to clarify land sizes when communicating between legal and agricultural contexts.
Combine the tool with additional metric conversions when necessary for international use.

Limitations

Only applicable to traditional U.S. measurement systems; may not reflect international variations.
Acre is a non-SI unit, so additional conversion steps are needed for metric system users.

Frequently Asked Questions

What is a section in land area measurement?: A section is an area unit used in the U.S. Public Land Survey System, equal to one square mile or 640 acres.
How many acres are in one section?: One section equals exactly 640 acres according to U.S. land measurement standards.
Why use acres instead of sections for land measurement?: Acres are more commonly used for describing smaller land parcels in agriculture, real estate, and zoning.

Key Terminology

Section: A unit of area equal to one square mile (640 acres) used in the U.S. Public Land Survey System for legal and cadastral land descriptions.
Acre [ac]: A non-SI unit of area equal to 43,560 square feet, widely used in measuring land for agriculture, real estate, and zoning.

Quick Knowledge Check

What area unit does one section correspond to?

One acre

640 acres

43,560 square feet

What is the primary use of acres in land measurement?

Legal land descriptions

Measuring farmland and property size

Cadastral township mapping

Which system primarily defines the section unit?

International metric system

U.S. Public Land Survey System

Imperial system