Explore St. Clair, Missouri, with this interactive street and satellite map.
| City | St. Clair |
| State | Missouri (MO) |
| County | Franklin County |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 38.346595 |
| Longitude | -90.993561 |
| Population | 4,791 |
| Density | 387.2 /km² |
| Incorporated | Yes |
| ZIP Code | 63077 |
| Area Code | 314 |
| County Seat | Union |
| School District | St. Clair R-XIII School District |
St. Clair emerges from the undulating terrain of the northern Ozark foothills where the horizon is defined by the distant, hazy silhouette of Pea Ridge. It lies 7.4 miles south-southeast of Union, MO (from Union, MO: bearing 168°T), and is situated 14.8 miles south of Washington. Sunlight here possesses a distinct, pale clarity, casting long shadows across the landscape that stretches toward the quiet, meandering path of West Fork Brush Creek. Within the immediate footprint of the land, the earth yields to the modest, shaded lawns of Main Street Park, providing a central anchor for the daily drift of residents. Farther out, the terrain holds the stillness of Trutsch Lakes, where the water reflects the shifting moods of a sky that feels vast and unencumbered by the pressure of taller topography.
Economic life in St. Clair bears the quiet marks of a legacy built on the extraction and processing of the region’s mineral wealth, a history that once shaped the local industry with the same persistence found in the limestone beneath the soil. The rhythm of daily existence reflects a plain-spoken, deliberate pace, where the labor of the past has softened into the steady, mechanical hum of modern trade and local commerce. Visitors and residents alike move through a space where Bennett Hollow marks a deeper, shadowed crease in the geography, reminding those who traverse it of the ancient, slow-moving processes that carved the region into its current form. Whether through the persistent influence of the early industrial threads or the simple, enduring utility of the public commons, St. Clair maintains an internal focus that prioritizes the immediate, tangible reality of the Missouri interior over the noise of the wider world.
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This page provides an embedded street and satellite map of St. Clair, Missouri. Coordinates: 38.346595, -90.993561. 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. Clair includes the ZIP code (63077), telephone area code (314), county seat of Franklin County (Union), and school district assignment (St. Clair R-XIII 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. |