Poston is a community in La Paz County, Arizona, home to about 105 people across 1.4 square miles. Its ZIP code is 85371.
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| Nearest major airport | Palm Springs International Airport (PSP)121 miles away |
|---|---|
| Closer regional airport | Lake Havasu City Airport (HII)40 miles away |
| Nearest city of 250,000+ | Glendale, AZ131 miles away |
| Nearest city of 1 million+ | Phoenix, AZ135 miles away |
Straight-line distances from the center of Poston; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Poston had 183 residents in the 2020 census, down 53% since 2000.
It’s the 386th largest of 441 towns in Arizona by population.
La Paz County grew from 13,844 residents in 1990 to 16,557 in 2020.
La Paz County, 1990–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 108°F in summer, and winter lows average 40°F. About 4.6 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Parker, AZ weather station (13 miles away).
4,056 jobs at 352 businesses in La Paz County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.