| Zip Code : | 63138 |
| City : | Bellefontaine Neighbors city, Spanish Lake |
| County : | St. Louis County |
| State : | Missouri (MO) |
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| Land Area : | 18.34 sq mi |
| Water Area : | 1.91 sq mi |
| Latitude : | 38.8010511 |
| Longitude : | -90.1923967 |
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| Population (2010): | 20,175 |
| Population Estimate (2012) : | 21,118 |
| Population Density : | 1,099.80/sq mi |
| Housing Units (2012) : | 9,083 |
| Median Household Income (2012) : | $32,885 (Missouri : $47,333, USA : $53,046) |
| Median Family Income (2012) : | $45,112 (Missouri : $59,395, USA : $64,585) |
| Median House Price (2012) : | $109,900 (Missouri : $138,400, USA : $181,400) |