Twin Oaks Missouri Map
Explore Twin Oaks, Missouri, with this interactive street and satellite map.
This page also offers TOPO MAPS — the official USGS topographic sheets — plus USGS aerial imagery, a labelled USNG grid overlay, a distance and bearing tool, and a GPS grid-reference readout. See How to Use This Map below.
Interactive Map of Twin Oaks, Missouri
How to Use This Twin Oaks, Missouri Map
This interactive map shows the street layout and satellite imagery for Twin Oaks, Missouri. Use the Map and Satellite buttons above to switch between street map and aerial imagery views. Use the + and − buttons to zoom in or out, or scroll your mouse wheel while holding the Control key to zoom. On a touchscreen, use a two-finger pinch gesture. Drag the map to pan to any area of Missouri or beyond.
Click ⛶ Fullscreen to expand the map to fill your screen. To return to the normal page view, press the Escape key, click the ✕ Exit Fullscreen button that appears above the map, or on a mobile device tap the back button (Android) or the close icon (iOS).
TOPO MAPS — NEW. Click the green 🔍 Search Maps button below the map to open a second map with a Base map row offering three choices. OSM is the standard OpenStreetMap street map. Topo shows the official USGS topographic maps from The National Map — contours, hydrography, land cover and shaded relief, the same mapping used for hiking, hunting and back-country navigation in the Adirondacks, the Catskills and the Finger Lakes. Imagery shows USGS aerial photography, mostly 1-metre NAIP. The search box finds any US town, county or landmark by name, so you are not limited to Twin Oaks.
Reading the map like a paper quad. Click Grid to overlay the U.S. National Grid (USNG), labelled along the edges exactly as a printed topographic sheet is — at normal zoom the squares are one kilometre across, so you can read a six-figure grid reference by eye and judge distance directly off the map. Click Measure, then tap two points, to get the distance between them together with the grid bearing in degrees and mils, the true bearing, and the magnetic bearing to set on a compass.
Click 📍 My position to take a single GPS reading from your device. It marks where you are and reports your position as a USNG grid reference as well as plain latitude and longitude — USNG being the format FEMA and US search and rescue teams work from — with a Copy position button so you can paste it straight into a text message. It takes one reading and stops, rather than tracking continuously, to conserve your battery. Note that map tiles need cell coverage, but a GPS reading does not — your coordinates stay correct even where the map itself cannot load.
| City | Twin Oaks |
| State | Missouri (MO) |
| County | St. Louis County |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 38.564776 |
| Longitude | -90.49651 |
| Population | 605 |
| Density | 858.8 /km² |
| Incorporated | Yes |
| ZIP Code | 63021 |
| Area Code | 314 |
| County Seat | Clayton |
| School District | Valley Park School District |
About Twin Oaks, Missouri
Twin Oaks is a locality in St. Louis County, Missouri, United States. It is a small community with a population of 605. The population density is 858.8 people per km². Twin Oaks is located at 38.5648°N, 90.4965°W. It observes the Central Time (America/Chicago) timezone. Twin Oaks is an incorporated locality. ZIP code: 63021.Twin Oaks emerges from the rolling Missouri landscape as a quiet expanse where the horizon is defined by the steady, muted silhouettes of the Crescent Hills six miles to the west. It lies 2.3 miles south-southeast of Manchester, MO (from Manchester, MO: bearing 163°T), and is situated 8.1 miles south-southeast of Chesterfield. Broad swaths of woodland and open space characterize the terrain, which drains slowly toward the path of Grand Glaize Creek as it winds through the nearby topography. Within the immediate footprint of the land, Twin Oaks Pedestrian Park provides a managed green space that invites a slower pace, offering a place to observe the way golden hour light catches the tall grasses and sharpens the edges of the distant limestone ridges. The air here carries the scent of damp earth and cooling timber, a sensory reminder of the deep, inland stillness that defines the region.
Development in Twin Oaks reflects the steady transition of the suburban Missouri periphery, where the remnants of older, agrarian land use have gradually given way to a quiet, residential character. Residents often look toward the nearby Tyson Hollow for a deeper sense of the rugged, unrefined character of the local geography, or find recreation at the Lone Elk Reservoir, where the water reflects the seasonal change of the trees with singular clarity. The local economy functions as a functional extension of the broader St. Louis orbit, yet the daily rhythm remains tethered to the immediate surroundings, prioritizing the pragmatic and understated lifestyle typical of the Show-Me state. Life here moves with a deliberate, plain-spoken cadence, favoring the comfort of familiar paths and the quiet reliability of the seasons as they turn across the Missouri plains.
Nearby Outdoor Places
- Ohlendorf County Park West (Local Park) — 0.5 mi, 266° W
- Meramac Greenway / River Walk Trail (Local Recreation) — 0.8 mi, 182° S
- Levee Trail (Local Recreation) — 0.8 mi, 149° SE
- Buder County Park (Local Park) — 1.3 mi, 170° S
- MoPac #604 Railbus (Attraction) — 1.8 mi, 072° E
- Chicago, Rock Island & Pacific Aerotrain #3 (Attraction) — 1.8 mi, 072° E
- Budd RDC-1 ITAX #54 (Attraction) — 1.8 mi, 078° E
- Missouri Pacific #13889 (Attraction) — 1.8 mi, 076° E
- Castlewood State Park (State Park) — 2.1 mi, 237° SW
- Phantom Forest Conservation Area (State Conservation Area) — 2.1 mi, 049° NE
- Forest 44 Conservation Area (State Conservation Area) — 2.3 mi, 204° SW
- Aggregate Processing Works Ruins (Historic Ruins) — 2.4 mi, 237° SW
- World Bird Sanctuary (Zoo / Wildlife Park) — 2.9 mi, 226° SW
- Castle Ruins (Historic Ruins) — 2.9 mi, 248° W
- View of Castlewood Bluffs (Viewpoint) — 3.2 mi, 247° SW
- Wolf Sanctuary (Zoo / Wildlife Park) — 4.2 mi, 234° SW
- Heroes Memorial (Monument) — 4.2 mi, 130° SE
- Myseum (Museum) — 4.3 mi, 345° N
- Untitled (Public Artwork) — 4.4 mi, 106° E
- Blue Bird Park (State Park) — 4.7 mi, 282° W
- Morton J. May Foundation Gallery (Museum) — 5.5 mi, 355° N
- Myrtle E. and Earl E. Walker Hall (Arts Centre) — 5.5 mi, 356° N
- Presbyterian Church in America Historical Center (Museum) — 5.9 mi, 024° NE
- Schmmiter Gallery (Gallery) — 6.2 mi, 008° N
- F. Joe Brown Plaque (Monument) — 6.8 mi, 340° N
- B&B Wildwood 10 Theatre (Cinema) — 7.3 mi, 279° W
- Big Muddy National Fish And Wildlife Refuge (National Wildlife Refuge) — 9.1 mi, 350° N · 32k acres
- Middle Mississippi River National Wildlife Refuge (National Wildlife Refuge) — 20.2 mi, 158° S · 16k acres
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About This Twin Oaks Map Page
This page provides an embedded street and satellite map of Twin Oaks, Missouri. Coordinates: 38.564776, -90.49651. 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 Twin Oaks includes the ZIP code (63021), telephone area code (314), county seat of St. Louis County (Clayton), and school district assignment (Valley Park School District).
Search Maps opens a second, independent map. It searches OpenStreetMap for any US town, county or landmark by name; offers USGS topographic maps and USGS aerial imagery as base layers; overlays a labelled U.S. National Grid (USNG) so the map can be read like a printed topographic quad; measures distance and grid, true and magnetic bearings between any two points; and takes a single GPS fix reporting your position as a USNG grid reference and as latitude and longitude. Map tiles require cell coverage, but a GPS position does not, so the coordinates remain correct even where the map cannot load.
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 | September 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Map layers | Google Maps; © OpenStreetMap contributors; USGS The National Map topographic and aerial imagery (public domain); magnetic declination from NOAA NCEI (World Magnetic Model) |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. |
