Explore Swansea, Illinois, with this interactive street and satellite map. You can “grab” the Swansea, IL street map and move it around to re-centre it. You can change between standard map view and satellite map view by clicking the small square in the bottom left-hand corner of the map. You can use the zoom buttons on the lower right side of the map to zoom in or out to street-level detail. You will find live weather, local and world news below.
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| City | Swansea |
| State | Illinois (IL) |
| County | St. Clair |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 38.533939 |
| Longitude | -89.988994 |
| Population | 14,710 |
| Density | 869.7 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 62226 |
| Area Code | 217 |
| County Seat | Belleville |
| School District | Belleville Township High School District 201 |
Swansea is a locality in St. Clair County, Illinois, United States. It has a population of 14,710. The population density is 869.7 people per km². Swansea is located at 38.5339°N, 89.9890°W. It observes the Central Time (America/Chicago) timezone. ZIP code: 62226.
Swansea unfolds across gentle swells of land, a place where the broad, open skies of southern Illinois seem to press down with a benevolent weight. Fields of ripening corn and soybeans stretch towards horizons softened by the hazy breath of summer, their emerald and gold hues punctuated by the darker greens of scattered woodlands. The air here, especially in the late afternoon, carries a quiet hum, a blend of distant traffic, the rustle of leaves in oak and maple trees lining residential streets, and the faint, persistent chirping of unseen insects. Roads, some paved and smooth, others gravelly tracks that curve with the land, weave through this landscape, connecting clusters of homes with their neat lawns and the occasional weathered barn. The history of Swansea is deeply entwined with the fertile soil that defines its surroundings, a legacy of agriculture that still underpins its local economy. Originally settled by those drawn to the rich farmland, its character has evolved, absorbing the ebb and flow of regional development. While no single grand monument dominates the skyline, the enduring presence of family farms, some generations old, speaks to a continuity of purpose. The modest commercial districts, with their independent businesses, offer a glimpse into a community that values practicality and neighborly exchange, a spirit that persists even as modern conveniences arrive. Swansea, in its quiet way, embodies a patient resilience, a testament to the enduring connection between people and the land they cultivate.
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This page provides an embedded street and satellite map of Swansea, Illinois — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 38.533939, -89.988994. 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 Swansea and St. Clair County.
Detailed location data for Swansea includes the ZIP code (62226), telephone area code (217), county seat of St. Clair County (Belleville), and school district assignment (Belleville Township High School District 201). These are among the most commonly searched location details for any US city or town.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct Swansea is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | July 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. |