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Places · place_us_mo_washington_county · rev 2

Washington County

Washington County is a county of Missouri, United States.

Updated 2026-10-29 · rev 2

Overview

Washington County is a county of Missouri, United States (FIPS mo221), with a population of about 23,514^[1].

Geography

Coordinates: 37.9617, -90.8774
Time zone: America/Chicago

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Located in Missouri^[1]
Contains places Caledonia^[1]
Contains places Irondale^[1]
Contains places Mineral Point^[1]
Contains places Potosi^[1]

Mentioned in

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Sources

GeoNames US dataset (US.txt / admin2Codes.txt) ↩ ↩