Explore Union, Indiana, 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 Union, Indiana. 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 Indiana 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 Union.
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 | Union |
| State | Indiana (IN) |
| County | Pike County |
| Country | United States of America |
| Timezone | Eastern Time (America/Indiana/Indianapolis) |
| Latitude | 38.465325 |
| Longitude | -87.434741 |
| Population | 7,516 |
| Density | 35.0 /km² |
| Incorporated | N/A |
| ZIP Codes | 47640, 47390 |
| Area Code | 812, 317 |
| County Seat | Petersburg |
Union occupies a quiet expanse of the American heartland, where the horizon stretches wide across a mosaic of fertile farmland and dense woodlots. It lies 15.5 miles south-southeast of Vincennes, IN (from Vincennes, IN: bearing 161°T), and is situated 8.6 miles west-southwest of Petersburg. Harbin Creek meanders through the landscape just a mile away, its waters carving a subtle path through the earth that dictates the local drainage and seasonal growth. Beyond the immediate fields, the elevation shifts toward the Beech Hills, which rise as a distant, hazy silhouette against the sky. The quality of light here during the late afternoon is profound, casting long, amber shadows that turn the grain fields into vast carpets of bronze. Half Moon Pond lies only six miles distant, providing a reflective stillness that mirrors the changing colors of the Midwestern canopy.
Union maintains a steady, industrious pulse that reflects the disciplined legacy of the surrounding agricultural region. The local economy relies heavily on the stewardship of the soil, with generations of families cultivating crops that sustain the wider area. While modern industry has introduced new technologies to the production cycle, the fundamental rhythm of the seasons remains the primary clock for commerce. Residents look toward the nearby Patoka River National Wildlife Refuge as a reminder of the ecological heritage that frames their daily labor. This connection to the land is a quiet, constant force, ensuring that the work done in Union is tethered to the natural cycles of growth and harvest. The resilience of the local economy is defined by this steadfast commitment to the land and the people who tend it.
Union carries a cultural character shaped by the plainspoken values and communal spirit common to this corner of the state. The architecture, featuring sturdy brick structures and modest dwellings, speaks to a history of permanence and practical design. Life here moves with a deliberate, unhurried cadence, often punctuated by the local interest in regional athletics and seasonal gatherings. While the area does not claim the fame of major metropolitan centers, the people of Union take pride in a heritage that prizes self-reliance and neighborly support. The landscape is marked by the presence of Pike State Forest to the distance, which serves as a seasonal retreat for those who appreciate the quiet depth of the local woodlands. This is a place where the air feels heavy with the scent of turned earth and the promise of a clear, starlit evening.
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This page provides an embedded street and satellite map of Union, Indiana. Coordinates: 38.465325, -87.434741. 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 Union includes the ZIP code (47640, 47390), telephone area code (812, 317), county seat of Pike County (Petersburg), and school district assignment.
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. |