| County : | Carroll County |
| State : | Maryland (MD) |
| Land Area : | 447.59 sq mi |
| Water Area : | 5.09 sq mi |
| Latitude : | 39.5631892 |
| Longitude : | -77.0155121 |
| Population (2010): | 167,134 |
| Population Estimate (2012) : | 167,249 |
| Population Density : | 373.41/sq mi |
| Housing Units (2012) : | 62,406 |
| Median Household Income (2012) : | $83,155 (Maryland : $72,999, USA : $53,046) |
| Median Family Income (2012) : | $99,676 (Maryland : $88,092, USA : $64,585) |
| Median House Price (2012) : | $332,200 (Maryland : $304,900, USA : $181,400) |
Carroll County Cities / Towns
| Eldersburg (30,531) | Hampstead Town (6,323) | Manchester Town (4,808) |
| Mount Airy Town (9,288) | New Windsor Town (1,396) | Sykesville Town (4,436) |
| Taneytown City (6,728) | Union Bridge Town (975) | Westminster City (18,590) |
Carroll County Zip Codes
| 21048 (10,650) | 21074 (15,084) | 21102 (11,751) |
| 21104 (4,601) | 21136 (33,781) | 21155 (2,371) |
| 21157 (36,920) | 21158 (20,234) | 21757 (3,036) |
| 21771 (29,563) | 21776 (5,735) | 21784 (37,941) |
| 21787 (10,693) | 21791 (5,281) | 21797 (8,839) |