Cass

Source:

Iowa

Cass is a sparsely populated county in Iowa with 8 ZIP codes, 14,542 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, Cass, IA sits among US counties with an above-median household income, on a sparsely populated county population base, across a compact ZIP cluster.

Top 48%
household income vs 3,210 US counties
14,542
combined ZIP population
8
USPS ZIP codes covered
$68,278
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.

Cass lands in the national county income distribution as above-median household income on sparsely populated county footing (FIPS 19029, 8 ZIPs, combined population 14,542). Sort the ZIP table by population before treating the county mean as uniform.

Above-median income on a compact ZIP cluster (8 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 19029.

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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8

Total ZIPs

14,542

Total Population

ZIP Codes in Cass

Side-by-side: Compare 50022 vs 51535 →

ZIP Code City Population Density
50022 Atlantic 8,494 20
51535 Griswold 1,923 6
50020 Anita 1,407 6
51544 Lewis 721 5
50853 Massena 702 4
50843 Cumberland 596 3
50274 Wiota 398 3
51552 Marne 301 3

Frequently Asked Questions

What is the population of Cass?

Cass has a total population of 14,542 across 8 ZIP codes, based on U.S. Census Bureau ACS 2023 data.

What ZIP codes are in Cass?

Cass includes 8 ZIP codes: 50022, 51535, 50020, 51544, 50853, 50843, 50274, 51552.

Cass'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.