Section to Acre Converter
Quick answer
To convert Sections to Acres, multiply by 640 (or divide by 0.0015625). Therefore, 1 Section (section) equals 640 Acres (ac).
Formula: ac = section × 640. Worked example: 10 section = 6,400 ac.
Convert Section (section) to Acre (ac) online with our free unit converter. In area, 1 section = 640 ac. Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.
Worked example: converting Section to Acre
- Step 1 — start with the formula. ac = section × 640
- Step 2 — substitute your figure. 10 section × 640
- Step 3 — read the result. 10 section = 6,400 ac
- Step 4 — check it in reverse. section = ac × 0.0015625 returns Invalid section, which matches the figure you started with.
Area Converter
20 units available
1 section = 640 ac
Formula:
ac = section × 640With your value: 1 section = 640 ac
How big is that?
Everyday references on a logarithmic scale, all expressed in section so you can sanity-check the result.
Other Section to Acre conversions
Section to Acre Conversion Table
| Section (section) | Acre (ac) |
|---|---|
| 0.5 | 320 |
| 1 | 640 |
| 2 | 1,280 |
| 5 | 3,200 |
| 10 | 6,400 |
| 15 | 9,600 |
| 20 | 12,800 |
| 25 | 16,000 |
| 50 | 32,000 |
| 100 | 64,000 |
| 250 | 160,000 |
| 500 | 320,000 |
| 1000 | 640,000 |
Acre to Section Conversion Table
| Acre (ac) | Section (section) |
|---|---|
| 0.5 | 0.000781 |
| 1 | 0.001563 |
| 2 | 0.003125 |
| 5 | 0.007813 |
| 10 | 0.015625 |
| 15 | 0.023438 |
| 20 | 0.03125 |
| 25 | 0.039063 |
| 50 | 0.078125 |
| 100 | 0.15625 |
| 250 | 0.390625 |
| 500 | 0.78125 |
| 1000 | 1.5625 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Section (section)
Area
Derived from the square metre via the length definitions above.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Acre (ac)
Area
Derived from the square metre via the length definitions above.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
How to Convert Section to Acre
To convert from Section (section) to Acre (ac), multiply the value by 640.
Formula: ac = section × 640
Reverse: section = ac × 0.0015625
Step-by-Step Example
- Start with your value in Section. For example: 5 section
- Multiply by the conversion factor: 5 x 640
- The result is: 3,200 ac
Section and Acre Relationship
This calculation facilitates standardized conversion between recognized units of area. Since 1 Section equals approximately 640 Acres, the Section represents a larger unit interval than the Acre. Understanding the relationship between Section and Acre is essential for accurate calculations in physics, engineering, commerce, and daily applications.
About Section
The Section (symbol: section) is a recognized unit in the Standard measurement framework, utilized within area applications for precision and standardized data representation.
Common uses of Section: area calculations, engineering and science, education.
About Acre
The acre is a unit of land area equal to 43,560 square feet or about 4,047 square meters. It is used primarily in the US, UK, and former British colonies.
Fun Fact: An acre was originally defined as the amount of land a yoke of oxen could plow in one day.
Common uses of Acre: land measurement, agriculture, real estate.
Frequently Asked Questions
- How many Acres are in 1 Section?
- There are exactly 640 Acres in 1 Section. This means the conversion factor from Section to Acre is 640.
- What is the formula to convert Section to Acre?
- The formula to convert Section to Acre is: ac = section × 640. For example, to convert 10 Sections to Acres, you would multiply 10 by 640.
- What is a Section?
- The Section (symbol: section) is a recognized unit in the Standard measurement framework, utilized within area applications for precision and standardized data representation.
- What is a Acre?
- The acre is a unit of land area equal to 43,560 square feet or about 4,047 square meters. It is used primarily in the US, UK, and former British colonies.
- What are the common uses of Section?
- The Section is commonly used in area calculations, engineering and science, education.
Related Area Conversions
Cite this page
UnitConvertLab. (2026). Section to Acre converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/section-to-acre