County · GEOID 29221
Washington County, MO ZIP codes
16 ZIP/ZCTAs intersecting this county.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: County Washington County (GEOID 29221). Methodology
Combined population of ZIP/ZCTAs intersecting this county: 84,720 (16 ZIPs).
Combined population of ZIP/ZCTAs intersecting this county. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census county ACS headline above. Methodology
ZIP/ZCTA overlap with Washington County
Population overlap
Share of each ZIP/ZCTA’s population located within Washington County, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- 630200.1%
- 6303089.9%
Directory county
- 63071100.0%
Directory county
- 630808.4%
- 63622100.0%
Directory county
- 6362416.7%
- 6362689.9%
Directory county
- 636282.1%
- 6363099.1%
Directory county
- 6363187.4%
Directory county
- 6364888.9%
Directory county
- 63660100.0%
Directory county
- 63664100.0%
Directory county
- 63674100.0%
Directory county
- 654412.8%
- 655651.5%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
ZIP codes intersecting Washington County
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 63020 | De Soto | Jefferson County | 20,357 | $65,908 |
| 63030 | Fletcher | Washington County | 364 | $58,917 |
| 63071 | Richwoods | Washington County | 1,315 | $44,539 |
| 63080 | Sullivan | Franklin County | 13,529 | $60,862 |
| 63622 | Belgrade | Washington County | 782 | $48,065 |
| 63624 | Bismarck | St. Francois County | 3,507 | $40,635 |
| 63626 | Blackwell | Washington County | 694 | $80,129 |
| 63628 | Bonne Terre | St. Francois County | 15,864 | $59,237 |
| 63630 | Cadet | Washington County | 3,765 | $50,896 |
| 63631 | Caledonia | Washington County | 687 | $72,344 |
| 63648 | Irondale | Washington County | 1,483 | $37,298 |
| 63660 | Mineral Point | Washington County | 3,489 | $55,981 |
| 63664 | Potosi | Washington County | 9,060 | $52,071 |
| 63674 | Tiff | Washington County | 53 | — |
| 65441 | Bourbon | Crawford County | 5,086 | $63,139 |
| 65565 | Steelville | Crawford County | 4,685 | $51,232 |