A US public land survey section is one square mile or 640 acres.
Sections to Square Hectometers Converter — section to hm2
Convert Section (section) to Square Hectometer (hm2) using the exact conversion factor (1 section = 258.998811 square hectometer). See the formula, worked examples, and conversion table.
Sections to Square Hectometers converter
Converter
Area Converter
Convert land, construction, mapping, survey, and scientific area units.
Context values
Some unit families need one extra value for a physically accurate result.
Square metric area unit.
Result = input x 2.58998811e+6 / 10000.
Area uses the square meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Sections to Square Hectometers
Comparing Section and Square Hectometer is common in agriculture and real estate, where US land is typically measured in acres and most of the rest of the world uses hectares. Specifically: A US public land survey section is one square mile or 640 acres, and square metric area unit.
Formula
square hectometers = sections × 258.998811034
This factor comes from each unit's defined relationship to the category's base unit: 1 section equals 2589988.11034 base units, and 1 square hectometer equals 10000 base units, so dividing one by the other gives the direct section-to-square hectometer factor of 258.998811034.
Simple example
1 section × 258.998811 = 258.998811 hm2
1 section = 258.998811 square hectometers.
Real-world example
10 section × 258.998811 = 2,589.98811 hm2
10 sections = 2,589.98811 square hectometers.
Conversion table
| Section (section) | Square Hectometer (hm2) |
|---|---|
| 1 section | 258.998811 hm2 |
| 5 section | 1,294.994055 hm2 |
| 10 section | 2,589.98811 hm2 |
| 25 section | 6,474.970276 hm2 |
| 50 section | 12,949.94055 hm2 |
| 100 section | 25,899.8811 hm2 |
Reverse conversion: Square Hectometer to Section
258.998811 hm2 × 0.003861021585 = 0.9999999999 section
258.998811 square hectometers = 0.9999999999 sections.
sections = square hectometers × 0.00386102158542
For a page dedicated to this direction, see Square Hectometer to Section.
Understanding the Section (section)
A US public land survey section is one square mile or 640 acres.
Understanding the Square Hectometer (hm2)
Square metric area unit.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many square hectometers are in 1 section?
1 section equals 258.998811 square hectometers, using the exact defined conversion factor rather than an estimate.
How do I convert section to square hectometer?
Multiply the section value by 258.998811. The converter above does this instantly to whatever precision you set.
How do I convert square hectometer back to section?
Use the reverse factor: 1 square hectometer equals 0.0038610216 sections. You can also use the swap control in the converter above to flip the direction instantly.
What is a section?
Section (section) is a unit of area.
What is a square hectometer?
Square Hectometer (hm2) is a unit of area.
Is the section to square hectometer conversion exact?
Yes. Both section and square hectometer are defined by fixed standards rather than physical artifacts, so the factor of 258.998811 used above is exact to as many digits as you choose to display.