How to calculate polygon areas in acres or square miles instead of feet?

Question

I have a layer in State Plane NAD83. When I use "Vector|Geometry Tools|Add/export geometry columns" or Field Calculator they both create the area in feet. What if I want acres or square miles? Thanks

How to calculate polygon areas in QGIS?

score 4 · Answer 1 · edited Apr 18 '13 at 06:20

4

If you want to calculate acres in QGIS, open the field calculator and and use the following code:

$area / 43560

edited Apr 18 '13 at 06:20

urcm

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answered Apr 18 '13 at 03:55

Ryan Garnett

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How to calculate polygon areas in acres or square miles instead of feet?

1 Answers1