Convert Square Kilometer to Joch
Convert square kilometers to jochs instantly. 1 square kilometer = 173.7740242589 joch — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Joch 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.
Joch
A joch was a historical Austrian and Hungarian unit of area equal to approximately 5754.6 m² (about 1.42 acres).
The Austrian joch was standardized at 1600 square Klafter (an Austrian unit of length). Used across the Austro-Hungarian Empire.
Jochs appear in historical Austrian, Hungarian, Czech, and other Central European land records. Abolished in favor of metric units during the late 19th and early 20th centuries.
Austrian/Hungarian imperial origin; replaced by metric units.
Square Kilometer to Joch conversion formula
The relationship between square kilometers and jochs:
To convert square kilometers to jochs, multiply the value in square kilometers by 173.7740242589. To reverse, multiply jochs by 0.0057546.
How to use this converter
Type a value into the calculator. The result in jochs updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Joch to Square Kilometer converter for the reverse direction.
Step-by-step: convert square kilometers to jochs
- Write down the value in square kilometers (km²).
- Multiply that value by the factor 173.7740242589.
- The product is the equivalent value in jochs (joch).
- To reverse, multiply the joch value by 0.0057546.
Worked examples
Example 1 — Convert 1 km² to joch:
1 × 173.7740242589 = 173.7740242589 joch
Example 2 — Convert 100 km² to joch:
100 × 173.7740242589 = 17377.4024258854 joch
Square Kilometer to Joch conversion table
Standard reference values for converting square kilometers to jochs:
| Square Kilometer [km²] | Joch [joch] |
|---|---|
| 0.01 | 1.7377402426 |
| 0.1 | 17.3774024259 |
| 1 | 173.7740242589 |
| 2 | 347.5480485177 |
| 3 | 521.3220727766 |
| 4 | 695.0960970354 |
| 5 | 868.8701212943 |
| 10 | 1737.7402425885 |
| 20 | 3475.4804851771 |
| 30 | 5213.2207277656 |
| 40 | 6950.9609703542 |
| 50 | 8688.7012129427 |
| 100 | 17377.4024258854 |
| 500 | 86887.0121294269 |
| 1000 | 173774.0242588538 |
Frequently asked questions
How many jochs is 1 square kilometer?
How do I convert square kilometers to jochs?
How do I convert jochs back to square kilometers?
How many jochs is 100 square kilometers?
Popular area unit conversions
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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 = 173.7740242589 joch) 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.