Explore Cape St. Claire, Maryland, with this interactive street and satellite map. You can “grab” the Cape St. Claire, MD 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 | Cape St. Claire |
| State | Maryland (MD) |
| County | Anne Arundel |
| Country | United States of America |
| Timezone | Eastern Time (America/New_York) |
| Latitude | 39.043166 |
| Longitude | -76.44496 |
| Population | 9,236 |
| Density | 1740.3 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 21409 |
| Area Code | 410, 443 |
| County Seat | Annapolis |
| School District | Anne Arundel County Public Schools |
Cape St. Claire is a locality in Anne Arundel County, Maryland, United States. It has a population of approximately 9,236. The population density is 1740.3 people per km². Cape St. Claire is located at 39.0432°N, 76.4450°W. It observes the Eastern Time (America/New_York) timezone. ZIP code: 21409.
Cape St. Claire unfolds along the western shore of the Chesapeake Bay, its landscape a gentle embrace of tidal creeks and wooded inlets that whisper of salt and pine. It lies 5.1 miles north-north-east of Annapolis, MD (from Annapolis, MD: bearing 30°T), and is situated 8.4 miles north-east of Anne Arundel. The air here carries a persistent, mild humidity, a constant reminder of the vast water that shapes its rhythm, and the light, particularly as it slants through the mature oak and maple trees in the late afternoon, possesses a soft, golden quality that seems to settle over the modest homes and well-worn docks. The terrain, though not dramatic, offers a subtle topography of low ridges and shallow ravines, each sculpted by the slow persistence of water and wind, and the quiet hum of cicadas in the summer evenings is a familiar, almost comforting, soundtrack to life in this peninsula community. The history of Cape St. Claire is intrinsically tied to the Bay's bounty and the ebb and flow of maritime enterprise, a legacy evident in the weathered pilings and forgotten oyster beds that dot its waterways. Once a place where commercial fishing and crabbing were the lifeblood, the local economy has since diversified, with many residents commuting to nearby centers of government and technology, yet the spirit of the Bay remains. The community itself, established in the mid-20th century, grew from a vision of waterside living, and today, its distinctive character is defined by a strong sense of local pride and a shared appreciation for the natural beauty that surrounds it, from the sandy shores where children build ephemeral castles to the quiet coves that hold the secrets of generations.
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This page provides an embedded street and satellite map of Cape St. Claire, Maryland — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 39.043166, -76.44496. 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 Cape St. Claire and Anne Arundel County.
Detailed location data for Cape St. Claire includes the ZIP code (21409), telephone area code (410, 443), county seat of Anne Arundel County (Annapolis), and school district assignment (Anne Arundel County Public Schools). 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 Cape St. Claire 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. |