Old Jamestown, Missouri — interactive Google street map, satellite and terrain views, Street View, live National Weather Service conditions and 7-day forecasts, real-time local and world news, and an editorial description of Old Jamestown, St. Louis County.
| City | Old Jamestown |
| State | Missouri (MO) |
| County | St. Louis |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 38.8394 |
| Longitude | -90.2847 |
| Population | 20,651 |
| Density | 545.6 /km² |
| Incorporated | N/A |
Old Jamestown is a locality in St. Louis County, Missouri, United States. It has a population of 20,651. The population density is 545.6 people per km². Old Jamestown is located at 38.8394°N, 90.2847°W. It observes the Central Time (America/Chicago) timezone. ZIP code: 63034.
Old Jamestown lies in a landscape shaped by the slow, persistent work of water and time. It lies 4.0 miles north-north-east of Florissant, MO (from Florissant, MO: bearing 30°T), and is situated 6.5 miles west-south-west of Alton. Rolling hills, softened by a generous cloak of green in the warmer months, descend towards the broad, slow-moving Mississippi River, its presence a constant, muted rumble in the background of daily life. The air here carries a peculiar sweetness after a rain, a scent of damp earth mingling with the distant perfume of blooming honeysuckle, and in the late afternoon, a warm, golden light spills across the fields, catching the dust motes dancing in the stillness. The terrain itself feels old, deeply settled, as if the very ground remembers the passage of countless seasons. The history of Old Jamestown is intertwined with the early ambitions of American settlement, a place where explorers and traders once navigated the great river, their stories now whispered by the rustling leaves of ancient oaks. Its economy has ebbed and flowed with the fortunes of the land, once tied to agriculture, the fertile soil yielding its bounty to generations of farmers. Today, while vestiges of that past remain in the quiet lanes and weathered barns, Old Jamestown finds its character in a more modern rhythm, a place where small businesses cater to a close-knit populace, and the enduring spirit of community is as palpable as the humid summer air.
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This page provides an interactive Google map of Old Jamestown, Missouri with street, satellite and terrain views and integrated Street View imagery. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on Old Jamestown and St. Louis County. Coordinates and population data are also included.
Location data for Old Jamestown is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity, not name matching alone — ensuring the correct Old Jamestown is identified even where the name is shared across multiple counties or states.
| Page generated | June 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. Location verified by proximity — not name matching alone. |