| Type: | Unit to compare to: | Order: |
|---|
| 1 Barn (b) = | 1 Barn (b) |
| 1 Square millimeter (mm²) = | 10 * 1021 Barns (b) |
| 1 Square centimeter (cm²) = | 10 * 1023 Barns (b) |
| 1 Square decimeter (dm²) = | 10 * 1025 Barns (b) |
| 1 Square meter (m²) = | 1 * 1028 Barns (b) |
| 1 Are (a) = | 1 * 1030 Barns (b) |
| 1 Decare = | 1 * 1031 Barns (b) |
| 1 Hectare (ha) = | 10 * 1031 Barns (b) |
| 1 Square kilometer (km²) = | 10 * 1033 Barns (b) |
| 1 Square inch = | 6.452 * 1024 Barns (b) |
| 1 Square foot (ft²) = | 9.29 * 1026 Barns (b) |
| 1 Square yard (yd²) = | 8.361 * 1027 Barns (b) |
| 1 Square = | 9.29 * 1028 Barns (b) |
| 1 Perch = | 2.529 * 1029 Barns (b) |
| 1 Square rod = | 2.529 * 1029 Barns (b) |
| 1 Rood = | 1.012 * 1031 Barns (b) |
| 1 Acre = | 4.047 * 1031 Barns (b) |
| 1 Square mile = | 2.59 * 1034 Barns (b) |
| 1 Homestead = | 6.475 * 1033 Barns (b) |
| 1 Township = | 9.324 * 1035 Barns (b) |