| square mile | sqmi | Q232291 | sq mi | 1.0 sq mi (2.6 km2) |
| |
| acre | acre | Q81292 | (none) | 1.0 acre (0.40 ha) | ||
| square yard | sqyd | Q1550511 | sq yd | 1.0 sq yd (0.84 m2) |
| |
| square foot | sqft (ft2, sqfoot, foot2) |
Q857027 | sq ft | long code "sqfoot (foot2)" outputs square foot (and never feet) | 1.0 sq ft (0.093 m2) |
|
| square inch | sqin | Q1063786 | sq in | 1.0 sq in (6.5 cm2) |
|
