Convert Square Kilometer to Arpent (French)
Convert square kilometers to arpents instantly. 1 square kilometer = 236.9106846719 arpent (french) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Arpent (French) to Square Kilometer converter for the reverse conversion.
Units explained
Square Kilometer
A square kilometer is a metric unit of area equal to 1,000,000 m² (one million square meters), or 100 hectares. It is used for measuring large land areas, regional geography, and country-scale statistics.
Derived by squaring the kilometer (1000 m). The kilo- prefix comes from the Greek 'chilioi' (thousand).
Square kilometers express the area of cities, districts, lakes, forests, and entire countries. India's total area is approximately 3,287,263 km². 1 km² equals 100 hectares or about 247.105 acres.
Kilometer has been part of the metric system since 1795.
Arpent (French)
A French arpent is a historical unit of land area used in pre-metric France, approximately 4221 m² (close to one acre).
Originated as a medieval French land unit; varied considerably by province. The 'arpent de Paris' was officially fixed at 100 perches squared, the perche being 18 pieds.
French arpents appear in pre-revolutionary French land records and in genealogical research. The unit was largely abolished after the French Revolution in favor of metric units.
Medieval French origin; abolished after the French Revolution in favor of metric.
Square Kilometer to Arpent (French) conversion formula
The relationship between square kilometers and arpents:
To convert square kilometers to arpents, multiply the value in square kilometers by 236.9106846719. To reverse, multiply arpents by 0.004221.
How to use this converter
Type a value into the calculator. The result in arpents updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Arpent (French) to Square Kilometer converter for the reverse direction.
Step-by-step: convert square kilometers to arpents
- Write down the value in square kilometers (km²).
- Multiply that value by the factor 236.9106846719.
- The product is the equivalent value in arpents (arpent).
- To reverse, multiply the arpent (french) value by 0.004221.
Worked examples
Example 1 — Convert 1 km² to arpent:
1 × 236.9106846719 = 236.9106846719 arpent
Example 2 — Convert 100 km² to arpent:
100 × 236.9106846719 = 23691.0684671879 arpent
Square Kilometer to Arpent (French) conversion table
Standard reference values for converting square kilometers to arpents:
| Square Kilometer [km²] | Arpent (French) [arpent] |
|---|---|
| 0.01 | 2.3691068467 |
| 0.1 | 23.6910684672 |
| 1 | 236.9106846719 |
| 2 | 473.8213693438 |
| 3 | 710.7320540156 |
| 4 | 947.6427386875 |
| 5 | 1184.5534233594 |
| 10 | 2369.1068467188 |
| 20 | 4738.2136934376 |
| 30 | 7107.3205401564 |
| 40 | 9476.4273868751 |
| 50 | 11845.5342335939 |
| 100 | 23691.0684671879 |
| 500 | 118455.3423359393 |
| 1000 | 236910.6846718787 |
Frequently asked questions
How many arpents is 1 square kilometer?
How do I convert square kilometers to arpents?
How do I convert arpents back to square kilometers?
How many arpents is 100 square kilometers?
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Metric / SI (15 units)
Imperial / US Customary (15 units)
US Survey (5 units)
Indian Subcontinent (16 units)
Other Regional (10 units)
Scientific / Physics (5 units)
Sources & references
Conversion factor (1 km² = 236.9106846719 arpent) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Hydrographic Organization — Resolution on the Nautical Mile
International authority that standardised the nautical mile at exactly 1852 m in 1929 — the value adopted worldwide for sea and air navigation.