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| City : | Arnold |
| County : | Calaveras County |
| State : | California (CA) |
| Land Area : | 14.79 sq mi |
| Water Area : | 0.06 sq mi |
| Latitude : | 38.2490499 |
| Longitude : | -120.3493258 |
| Population (2010): | 3,843 |
| Population Estimate (2012) : | 2,552 |
| Population Density : | 259.88/sq mi |
| Housing Units (2012) : | 4,897 |
| Median Household Income (2012) : | $54,563 (California : $61,400, USA : $53,046) |
| Median Family Income (2012) : | $60,486 (California : $69,883, USA : $64,585) |
| Median House Price (2012) : | $408,000 (California : $383,900, USA : $181,400) |