Esri area measurement units.
| Constant | Value | Description |
|---|---|---|
| esriUnknownAreaUnits | 0 | Unknown |
| esriSquareInches | 1 | Square Inches. |
| esriSquareFeet | 2 | Square Feet. |
| esriSquareYards | 3 | Square Yards. |
| esriAcres | 4 | Acres. |
| esriSquareMiles | 5 | Square Miles. |
| esriSquareMillimeters | 6 | Square Milimeters. |
| esriSquareCentimeters | 7 | Square Centimeters. |
| esriSquareDecimeters | 8 | Square Decimeters. |
| esriSquareMeters | 9 | Square Meters. |
| esriAres | 10 | Ares. |
| esriHectares | 11 | Hectares. |
| esriSquareKilometers | 12 | Square Kilometers. |
| esriAreaUnitsLast | 13 | Internal use only. |
Product Availability
Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.