Explore Poston, Arizona, 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 Poston, Arizona. 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 Arizona 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 Poston.
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 | Poston |
| State | Arizona (AZ) |
| County | La Paz County |
| Country | United States of America |
| Timezone | Mountain Standard Time — no DST (America/Phoenix) |
| Latitude | 33.990573 |
| Longitude | -114.396342 |
| Population | 183 |
| Density | 51.8 /km² |
| Incorporated | N/A |
| ZIP Code | 85371 |
| Area Code | 480 |
| County Seat | Parker |
| School District | Parker Unified School District |
Poston sprawls across a sun-baked expanse of the Colorado River Indian Tribes Reservation, where the desert floor stretches toward the horizon in shades of parched ochre and dust-muted sage. It lies 25.4 miles west of La Paz, AZ (from La Paz, AZ: bearing 268°T), and is situated 13.8 miles north of Colorado River Indian Reservation. The air here holds a heavy, dry stillness, broken only by the occasional agitation of heat shimmers rising from the cracked earth. To the west, the jagged silhouette of the Riverside Mountains rises against the sky, their stark ridges casting long, violet shadows as the day wanes. The landscape is defined by the flat, arid reach of Vidal Valley and the quiet presence of Main Drain, which carves a thin, life-giving line through the scrubland, while the stagnant, sun-warmed waters of Twelvemile Slough offer a subtle contrast to the surrounding desolation. In the quiet hours of dusk, the light turns a bruised, metallic gold, illuminating the ocotillo that stand like skeletal sentinels across the plains.
Poston carries the weight of a complex history, marked by the remnants of the internment camp that once transformed this remote corner of the desert into a site of profound human endurance. Today, the economy remains tethered to the rhythm of agriculture, with fields of alfalfa and cotton drawing sustenance from the irrigation networks that crisscross the arid basin. The nearby Riverside Mountains Wilderness Area serves as a rugged sanctuary, preserving a vast, untouched wilderness that feels entirely removed from the modern world. Life in Poston moves with a deliberate, measured pace, dictated by the relentless intensity of the sun and the seasonal cycles of the harvest. The cultural character of the region is deeply rooted in the stewardship of the land, where the memory of those who lived and labored here persists in the mile-deep silences that settle over the valley once the day’s work concludes.
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This page provides an embedded street and satellite map of Poston, Arizona. Coordinates: 33.990573, -114.396342. 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 Poston includes the ZIP code (85371), telephone area code (480), county seat of La Paz County (Parker), and school district assignment (Parker Unified 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. |