Poston Arizona Map

About Poston, Arizona

Poston is a locality in La Paz County, Arizona, United States. It is a small community with a population of 183. The population density is 51.8 people per km². Poston is located at 33.9906°N, 114.3963°W. It observes the Mountain Standard Time — no DST (America/Phoenix) timezone. ZIP code: 85371.

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.

About This Poston Map Page

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).

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.