Explore Greendale, Missouri, with this interactive street and satellite map.
| City | Greendale |
| State | Missouri (MO) |
| County | St. Louis County |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 38.695329 |
| Longitude | -90.31317 |
| Population | 642 |
| Density | 1291.0 /km² |
| Incorporated | Yes |
| ZIP Code | 63121 |
| Area Code | 314 |
| County Seat | Clayton |
| School District | Normandy Schools Collaborative |
Greendale emerges from the dense, Missouri woodland where the cool, persistent pull of Engelholm Creek shapes the local topography. It lies 2.7 miles east of Overland, MO (from Overland, MO: bearing 99°T), and is situated 7.8 miles northwest of St. Louis. This waterway serves as the primary artery for the landscape, carving a path through the low-slung, verdant ridges that define the immediate perimeter. On clear, crisp days, the distant silhouette of Les Mamelles anchors the western horizon, providing a permanent, shadowed reference point for the low-lying plains. The air here holds a distinct, earthy weight, particularly in the autumn when the light turns amber and lingers over the damp, fertile soil of the creek banks. St Vincent County Park offers a sprawling, silent expanse of preserved timber and brush, ensuring that the wild, unkempt character of the region remains untouched by the encroaching pace of the modern era.
Greendale maintains a quiet, industrious rhythm tied to the legacy of the settlers who first cleared these thickets to establish a foothold in the basin. The local economy relies on the steady, methodical output of small-scale agriculture and the trade routes that have long funneled through this interior corridor. Residents often look toward the nearby waters of Lake Sherwood when the summer heat settles over the fields, finding a sense of scale in its quiet, reflective surface. History in Greendale is not found in grand monuments, but in the stubborn endurance of wood-frame structures and the persistent, plain-spoken manner of those who work the land. While the roar of the Chain of Rocks remains miles away, the distant, rhythmic hum of the landscape provides a constant backdrop to the daily business of life, grounding the people in a geography that demands both patience and respect.
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This page provides an embedded street and satellite map of Greendale, Missouri. Coordinates: 38.695329, -90.31317. 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 Greendale includes the ZIP code (63121), telephone area code (314), county seat of St. Louis County (Clayton), and school district assignment (Normandy Schools Collaborative).
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. |