Washington

Source:

Iowa

Washington is a smaller county in Iowa with 9 ZIP codes, 25,108 people, and above-median household income among US counties. All data is sourced from the U.S. Census Bureau American Community Survey (ACS) 2023 5-Year Estimates.

National county placement

According to ACS 5-Year Estimates, Washington, IA sits among US counties with an above-median household income, on a smaller county population base, across a compact ZIP cluster.

Top 31%
household income vs 3,210 US counties
25,108
combined ZIP population
9
USPS ZIP codes covered
$75,359
avg ZIP median income

Income percentile ranks this county's average ZIP median household income against 3,210 US counties with ACS income on at least one ZIP.

Washington lands in the national county income distribution as above-median household income on smaller county footing (FIPS 19183, 9 ZIPs, combined population 25,108). Sort the ZIP table by population before treating the county mean as uniform.

Above-median income on a compact ZIP cluster (9 codes). Population density still swings from downtown to farm-edge; the density column is the fastest filter before a side-by-side compare. County-level HUD and FBI inputs still key off FIPS 19183.

Save two ZIPs from the table into your shortlist, then open a compare link - that is the return path a static county summary cannot replace. All figures here come from Census ACS 2023 5-Year Estimates and USPS ZCTA files.

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9

Total ZIPs

25,108

Total Population

ZIP Codes in Washington

Side-by-side: Compare 52353 vs 52247 →

ZIP Code City Population Density
52353 Washington 9,173 23
52247 Kalona 5,645 27
52327 Riverside 3,012 14
52356 Wellman 2,656 11
52540 Brighton 1,420 6
52201 Ainsworth 1,267 7
52585 Richland 988 7
52621 Crawfordsville 668 6
52359 West Chester 279 7

Frequently Asked Questions

What is the population of Washington?

Washington has a total population of 25,108 across 9 ZIP codes, based on U.S. Census Bureau ACS 2023 data.

What ZIP codes are in Washington?

Washington includes 9 ZIP codes: 52353, 52247, 52327, 52356, 52540, 52201, 52585, 52621, 52359.

Washington's figures come from Census ACS 5-Year Estimates (2023), mapped to ZIP codes via the HUD USPS Crosswalk. PlainZIP is not affiliated with the U.S. Census Bureau or any government agency. See our methodology for details.

Related

Compare any two ZIPs side by side

Read our methodology : how this data is sourced, computed, and verified.