In 1 deciares there are 0.002471 acres. Meanwhile in 1 acres there are 404.685642 deciares. Keep reading to learn more about each unit of measure and how they are calculated. Or just use the Acres to Deciares calculator above to convert any number.
* Values rounded to 6 decimal places for readability
To convert deciares (daa) to acres, use a simple multiplication factor.
Example:
For quick estimates, you can round the factor:
Use the exact factor when you need accurate land area conversion from deciares to acres.
A deciare (da) is a metric unit of area. It equals 10 square meters (m²). People use it for small land areas, garden plots, and site plans.
1 deciare equals about 0.002471 acres. This value comes from the exact link between square meters and acres.
1 acre equals about 404.685642 deciares. Since a deciare is 10 m², an acre contains a little over 4,000 m².
Use this conversion:
This works because 1 deciare is 10 m², and 1 acre is 4,046.8564224 m².
Use this conversion:
It’s the reverse of the deciares-to-acres formula.
Example: 50 da × 0.0024710538 = 0.12355269 acres (about 0.124 acres).
Here are quick reference values:
This makes it easy to convert through square meters if you prefer working in metric units.
No. They sound alike, but they are different units.
A decare is 100 times larger than a deciare.
An acre is not a metric unit, so the conversion produces long decimals. For most land needs, rounding to 2 to 6 decimals is enough. Use fewer decimals for large plots and more decimals for small plots.
It depends on your use:
Rounding rules matter most when prices, taxes, or legal bounds depend on the number.
Yes. You can convert through square meters:
This method matches the direct formula, just with an extra step.
The Calculate Box tool to convert deciares to acres uses the open source script Convert.js to convert units of measurement. To use this tool, simply type a deciares value in the box and have it instantly converted to acres.