| City : | Old Jamestown |
| County : | Lawrence County, St. Louis County |
| State : | Missouri (MO) |
| | |
| Land Area : | 14.94 sq mi |
| Water Area : | 0.01 sq mi |
| Latitude : | 38.8349353 |
| Longitude : | -90.2851071 |
| | |
| Population (2010): | 19,184 |
| Population Estimate (2012) : | 19,543 |
| Population Density : | 1,283.84/sq mi |
| Housing Units (2012) : | 7,450 |
| Median Household Income (2012) : | $71,810 (Missouri : $47,333, USA : $53,046) |
| Median Family Income (2012) : | $81,067 (Missouri : $59,395, USA : $64,585) |
| Median House Price (2012) : | $173,700 (Missouri : $138,400, USA : $181,400) |