Explore Eldorado, Ohio, 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.
This interactive map shows the street layout and satellite imagery for Eldorado, Ohio. 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 Ohio 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 Eldorado.
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 | Eldorado |
| State | Ohio (OH) |
| County | Preble County |
| Country | United States of America |
| Timezone | Eastern Time (America/New_York) |
| Latitude | 39.904256 |
| Longitude | -84.675331 |
| Population | 458 |
| Density | 772.2 /km² |
| Incorporated | Yes |
| ZIP Codes | 45042, 45321 |
| Area Code | 513, 937 |
| County Seat | Eaton |
| School District | National Trail Local School District |
Eldorado occupies a quiet expanse of the Ohio landscape where the horizon is defined by the steady, unyielding presence of Price Creek. It lies 14.1 miles south of Greenville, OH (from Greenville, OH: bearing 189°T), and is situated 8.9 miles southwest of Arcanum. This waterway carves a shallow, rhythmic path through the earth, serving as the primary pulse for a terrain that stretches toward the distant, hazy silhouette of Devils Backbone. The air here holds a particular weight at dusk, thickening with the scent of damp soil and ancient limestone as the light flattens across the fields. Beyond the immediate reach of the creek, the land opens into a broad, hushed geometry of fertile plains, occasionally interrupted by the stillness of Halls Lake, which sits like a glass pane cast into the grass four miles away.
Eldorado carries the quiet gravity of a place built upon the labor of the soil, where the economy remains tethered to the slow cycles of agriculture and the persistence of local trade. The surrounding expanse, extending toward the distant Sunbeam Prairie, reflects a history of settlement that values endurance over spectacle. Leisure finds its quiet center at the Darke County Fish and Game Club, where the day’s obligations dissolve into the patterns of the woods and the water. Life in Eldorado moves with an intentional, measured cadence, informed by the regional heritage of the surrounding counties and the simple, functional architecture that persists against the changing seasons.
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This page provides an embedded street and satellite map of Eldorado, Ohio. Coordinates: 39.904256, -84.675331. 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 Eldorado includes the ZIP code (45042, 45321), telephone area code (513, 937), county seat of Preble County (Eaton), and school district assignment (National Trail Local 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. |