| Zip Code : | 21648 |
| City : | Madison |
| County : | Dorchester County |
| State : | Maryland (MD) |
| | |
| Land Area : | 17.62 sq mi |
| Water Area : | 4.19 sq mi |
| Latitude : | 38.4853564 |
| Longitude : | -76.2393303 |
| | |
| Population (2010): | 255 |
| Population Estimate (2012) : | 308 |
| Population Density : | 14.47/sq mi |
| Housing Units (2012) : | 150 |
| Median Household Income (2012) : | $69,250 (Maryland : $72,999, USA : $53,046) |
| Median Family Income (2012) : | $68,250 (Maryland : $88,092, USA : $64,585) |
| Median House Price (2012) : | $202,200 (Maryland : $304,900, USA : $181,400) |