Convert Manzana to Dunam (Ottoman)
Convert manzanas to dunams instantly. 1 manzana = 5.2242188668 dunam (ottoman) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Dunam (Ottoman) to Manzana converter for the reverse conversion.
Units explained
Manzana
A manzana is a unit of land area used in several Central American countries, equal to approximately 6988.96 m² (about 0.7 hectare or 1.73 acres).
Originated as a Spanish colonial unit. Standardized at exactly 10,000 square varas (Spanish varas of about 0.836 m each).
Manzanas are still widely used in agricultural records and rural property in Nicaragua, Honduras, Costa Rica, Guatemala, and some other Central American countries. Used alongside hectares in modern legal documents.
Spanish colonial origin; remains in popular Central American use.
Dunam (Ottoman)
An Ottoman dunam was a historical unit of area used across the Ottoman Empire, approximately 1337.8 m². The value varied somewhat by region.
Originated as the area a yoke of oxen could plow in a day, a measure used across much of the Mediterranean. Standardized in different regional ways.
Ottoman dunams appear in pre-20th-century land records across the former Ottoman Empire. Modern usage has shifted to metric dunams (exactly 1000 m²).
Traditional Ottoman unit; largely superseded by metric dunam.
Manzana to Dunam (Ottoman) conversion formula
The relationship between manzanas and dunams:
To convert manzanas to dunams, multiply the value in manzanas by 5.2242188668. To reverse, multiply dunams by 0.1914161764.
How to use this converter
Type a value into the calculator. The result in dunams updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Dunam (Ottoman) to Manzana converter for the reverse direction.
Step-by-step: convert manzanas to dunams
- Write down the value in manzanas (manzana).
- Multiply that value by the factor 5.2242188668.
- The product is the equivalent value in dunams (dunam).
- To reverse, multiply the dunam (ottoman) value by 0.1914161764.
Worked examples
Example 1 — Convert 1 manzana to dunam:
1 × 5.2242188668 = 5.2242188668 dunam
Example 2 — Convert 100 manzana to dunam:
100 × 5.2242188668 = 522.4218866796 dunam
Real-world example — Maritime exclusion zone
A 200-manzana exclusion zone (a common maritime boundary) converts to a different value in dunams that's useful when describing the same zone in everyday land-distance units.
200 manzana × 5.2242188668 = 1044.8437733592 dunam
Real-world example — Coastal cruise distances
A 10-manzana coastal sailing route converts to a different value in dunams — useful for cruise operators who switch between maritime, aviation, and road-distance units depending on the leg of the trip.
10 manzana × 5.2242188668 = 52.242188668 dunam
Real-world example — Road-sign distances across systems
A 100-manzana road sign converts cleanly into dunams — exactly the conversion drivers planning trips abroad rely on when reading road signs in a different measurement system.
100 manzana × 5.2242188668 = 522.4218866796 dunam
Manzana to Dunam (Ottoman) conversion table
Standard reference values for converting manzanas to dunams:
| Manzana [manzana] | Dunam (Ottoman) [dunam] |
|---|---|
| 0.01 | 0.0522421887 |
| 0.1 | 0.5224218867 |
| 1 | 5.2242188668 |
| 2 | 10.4484377336 |
| 3 | 15.6726566004 |
| 4 | 20.8968754672 |
| 5 | 26.121094334 |
| 10 | 52.242188668 |
| 20 | 104.4843773359 |
| 30 | 156.7265660039 |
| 40 | 208.9687546718 |
| 50 | 261.2109433398 |
| 100 | 522.4218866796 |
| 500 | 2612.1094333981 |
| 1000 | 5224.2188667962 |
Frequently asked questions
How many dunams is 1 manzana?
How do I convert manzanas to dunams?
How do I convert dunams back to manzanas?
How many dunams is 100 manzanas?
Popular area unit conversions
Convert Manzana to other area units
Show all Manzana conversions
Metric / SI (5 units)
Imperial / US Customary (3 units)
Sources & references
Conversion factor (1 manzana = 5.2242188668 dunam) 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.