Convert Square Kilometer to Dunam (km²dunam)

The square kilometer measures cities, national parks, and large geographic regions in metric countries.

1,000
1 km²1,000 dunamNIST · BIPM accuracy

Square Kilometer to Dunam Conversion Table

10 common values
Square KilometerDunam
1 km²1,000 dunam
5 km²5,000 dunam
10 km²10,000 dunam
50 km²50,000 dunam
100 km²100,000 dunam
500 km²500,000 dunam
1,000 km²1,000,000 dunam
5,000 km²5,000,000 dunam
10,000 km²10,000,000 dunam
50,000 km²50,000,000 dunam

How to Convert Square Kilometer to Dunam Manually

Step by Step

Converting square kilometers to dunams is straightforward: multiply by the conversion factor. Follow these three steps to do it by hand or in your head.

  1. 1
    Take your value in square kilometers
    Start with the number of square kilometers (km²) you want to convert.
  2. 2
    Multiply by 1,000
    The conversion factor from km² to dunam is 1,000. Multiply your value by this number.
  3. 3
    Read the result in dunams
    The result is your value in dunams (dunam).
Practical Examples
1 km²
equals
1,000 dunam
5 km²
equals
5,000 dunam
10 km²
equals
10,000 dunam
25 km²
equals
25,000 dunam
100 km²
equals
100,000 dunam

Formula

Multiply the value in square kilometers by 1,000. For the reverse direction, multiply by 0.001.

Forwarddunam = km² × 1,000
Reversekm² = dunam × 0.001
Example: 10 km² × 1,000 = 10,000 dunam

Tips

Use these in everyday conversions
  • 1 km² = 100 hectares = 1,000,000 m².
  • 1 km² = 0.386 square miles.
  • Multiply km × km in metric to get km² — but always keep consistent units.

Common Mistakes

Avoid these
  • Mixing km² and km when comparing geography — 10 km is a length, 10 km² is an area.
  • Confusing km² with the square mile (mi²) in international comparisons.
  • Reading "million km²" as "km²" on continental-scale maps — factor of 10⁶.

About Square Kilometer and Dunam

What is the Square Kilometer?

The square kilometer equals 1,000,000 square meters (or 100 hectares) and is the international standard for measuring large areas: cities, national parks, lakes, watersheds, and country-level statistics. Population density is conventionally given in people per km² (e.g., Singapore has roughly 8,400 people/km², Mongolia has fewer than 2). The largest US national park, Wrangell-St. Elias in Alaska, covers about 53,000 km². France is 643,801 km², and the largest country, Russia, spans 17 million km². The square kilometer relates to the square meter (1 km² = 1,000,000 m²), the hectare (1 km² = 100 ha), the square mile (1 km² ≈ 0.386 mi²), and the acre (1 km² ≈ 247.1 acres). Geographic information systems, climate science, and regional planning all rely on square kilometers as the base unit for area.

  • Country and city geographic area reporting
  • National-park and protected-area sizes
  • Large-scale environmental studies (deforestation, etc.)
Real-world examples

Greater London is 1572 km². France is 643,801 km². The Serengeti National Park is 14,763 km².

What is the Dunam?

The dunam equals exactly 1,000 square meters in its modern metric form, used primarily in Israel, Jordan, Lebanon, Palestine, Syria, and Turkey for land measurement and real estate. The unit's name derives from Ottoman Turkish 'dönüm,' itself from a verb meaning 'to turn' — historically the area a yoke of oxen could plow in a day, similar to the acre's origin. Older 'Ottoman dunam' values varied (around 919 m²), but most countries in the region have standardized to the metric dunam of 1,000 m². The dunam is the everyday unit in Middle Eastern real estate and agricultural contexts. It relates to the square meter (1 dunam = 1,000 m² = 0.1 ha), the hectare (10 dunams = 1 ha), and the acre (1 acre ≈ 4.047 dunams). Family olive groves, vineyards, and urban building plots are routinely measured in dunams.

  • Israeli and Palestinian land records
  • Turkish rural property
  • Agricultural documents in the former Ottoman region
Real-world examples

An Israeli small farm might be 50 dunams (5 ha). Agricultural yields sometimes quoted per dunam.

Learn About Both Units

🗺️ Reference

What is the Square Kilometer?

Read the unit page →
🗺️ Reference

What is the Dunam?

Read the unit page →

Square Kilometer to Dunam FAQ

5 questions
How many dunams in a square kilometer?
One square kilometer equals 1,000 dunams.
How do I convert square kilometers to dunams?
Multiply the square kilometer value by 1,000 to get the equivalent in dunams.
What is 100 square kilometers in dunams?
100 square kilometers equals 100,000 dunams.
Is a square kilometer bigger than a dunam?
Yes. 1 square kilometer equals 1,000 dunams, so one square kilometer is larger.
How to convert square kilometers to dunams without a calculator?
Multiply by 1,000 for a quick estimate; use a calculator for precise results.

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