| City : | Carroll Valley Borough |
| County : | Adams County |
| State : | Pennsylvania (PA) |
| | |
| Land Area : | 5.39 sq mi |
| Water Area : | 0.07 sq mi |
| Latitude : | 39.7497284 |
| Longitude : | -77.3845233 |
| | |
| Population (2010): | 3,876 |
| Population Estimate (2012) : | 3,875 |
| Population Density : | 718.72/sq mi |
| Housing Units (2012) : | 1,498 |
| Median Household Income (2012) : | $80,268 (Pennsylvania : $52,267, USA : $53,046) |
| Median Family Income (2012) : | $90,000 (Pennsylvania : $65,980, USA : $64,585) |
| Median House Price (2012) : | $236,400 (Pennsylvania : $164,900, USA : $181,400) |