Explore St. John, Missouri, with this interactive street and satellite map.
| City | St. John |
| State | Missouri (MO) |
| County | St. Louis County |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 38.712746 |
| Longitude | -90.344245 |
| Population | 6,643 |
| Density | 1799.9 /km² |
| Incorporated | Yes |
| ZIP Code | 63114 |
| Area Code | 314 |
| County Seat | Clayton |
| School District | Ritenour School District |
St. John occupies a modest expanse within the expansive plains that characterize this interior region of the country. It lies 1.3 miles northeast of Overland, MO (from Overland, MO: bearing 51°T), and is situated 9.9 miles northwest of St. Louis. The landscape surrounding St. John remains defined by the gentle, persistent horizon of the Midwestern prairie, offering a quiet clarity under the wide afternoon sky. Residents often find their way to the verdant grounds of Home Heights Park, which serves as a central clearing for outdoor activity. While Carsonville Creek flows only a mile away, its presence is felt more in the subtle dampness of the evening air than through any dramatic shift in the terrain. The nearby Lake Sherwood provides a still, reflective surface that anchors the local geography, grounding the area in the quietude of inland water.
St. John emerged through the steady development of residential and commercial interests that followed the mid-century expansion of the wider metropolitan region. The local economy relies on a diverse base of light industry and professional services that keep the daily commerce of the municipality moving with a predictable, industrious pace. Small businesses and established commercial corridors provide the essential framework for a workforce that values the stability of steady, incremental growth. The labor here reflects a practical, plain-spoken approach to trade, prioritizing reliability over the volatile shifts seen in larger industrial centers. Much of the regional character is sustained by this commitment to maintaining a functional, productive environment where the work of the day leaves a tangible mark on the infrastructure.
St. John maintains a cultural identity that balances the traditional values of the Show-Me State with the evolving sensibilities of a modern suburban landscape. The community gathers for local events that celebrate the cohesion of neighbors, often utilizing the public spaces provided by Home Heights Park to foster a sense of shared purpose. While the area is modest, the influence of the nearby metropolitan culture is evident in the specific blend of regional foodways and social customs that define daily interactions. Distant silhouettes of Monks Mound remind travelers of the deeper, ancient history that predates the modern street grids. Residents move through their days with a quiet deliberation, finding beauty in the way the light catches the low-hanging clouds over the flat, expansive fields that stretch toward the horizon.
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This page provides an embedded street and satellite map of St. John, Missouri. Coordinates: 38.712746, -90.344245. Live weather conditions are sourced directly from the National Weather Service. Real-time local and world news feeds keep the page current.
Detailed location data for St. John includes the ZIP code (63114), telephone area code (314), county seat of St. Louis County (Clayton), and school district assignment (Ritenour School District).
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity. Population figures are sourced from the 2020 US Census.
| Page generated | August 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. |