Cromwell, IA · standard
ZIP Code 50842
Union County, Iowa - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 105
- 156/sq mi High-density area
- $59,583
- Median income Below-median income area
- $104,700
- Median home value Below-median home value
- 11.0%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Cromwell pairs a below-median household income with among the most affordable home values nationally, in a rural, homeowner-dominated area.
- 28th pct
- household income, US ZIPs
- 11th pct
- home value, US ZIPs
- 156
- people per sq mi
- 96%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 50842 against every reporting US ZIP.
ZIP code 50842 is a sparsely populated ZIP (a standard USPS delivery area) in Cromwell, Union County, Iowa, home to just 105 residents across 0.7 square miles, a density of 156 people per square mile, in the Chicago time zone.
ZIP 50842 reports a modest median household income of $59,583 (22% below the average Iowa ZIP), while per-capita income is $33,682. The poverty rate is 11.1%, with unemployment at 2.1%; those measures add context to the income figure. Home values sit below the statewide ZIP benchmark: the median is $104,700 (40% below the average Iowa ZIP); owner occupancy is 95.7%.
Formal educational attainment runs low here: just 11.0% of adults hold a bachelor's degree or higher, the median age is 55.8, and the average commute is -. The page also surfaces 3 ZIP codes within roughly 10 miles and 5 more in Union County, so 50842 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 50842, Cromwell, IA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
105
Population
0.7
Area (sq mi)
156
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 50842?
55.8
Median Age
53.5%
Male
46.5%
Female
0.0%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$59,583
Median Household Income
-22% vs state ZIP avg
$33,682
Per Capita Income
11.1%
Poverty Rate
2.1%
Unemployment Rate
How ZIP 50842 ranks among Iowa ZIPs
Cromwell, IA household income vs. every Iowa ZIP code
Median household income among 911 reporting Iowa ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$59,583 17th percentile higher than 17% of 911 Iowa ZIPs
Each bar is a $20K-wide band; taller bars hold more Iowa ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
50housing units
50
Total Housing Units
47
Occupied Units
3
Vacant Units
2.11
Avg Household Size
Occupancy Type
$104,700
Median Home Value
-40% vs state ZIP avg
1970
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
Nearby ZIP Codes
Want a side-by-side? Compare 50842 vs 50801 →
ZIP 50842 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 50801
Creston (50801)
9,590 residents
- 50851 2,087
Lenox (50851)
2,087 residents
- 50859 584
Prescott (50859)
584 residents
- 50842 105
Cromwell (50842)
105 residents
What this shows Among its immediate neighbors, ZIP 50842 ranks #4 by population - useful context the national average alone can't give.
ZIP 50842 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 50859
Prescott (50859)
$76,875 median income
- 50851
Lenox (50851)
$70,926 median income
- 50842
Cromwell (50842)
$59,583 median income
- 50801
Creston (50801)
$58,015 median income
What this shows By household income, ZIP 50842 ranks #3 of 4 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 50842, both outside IA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Union County
Related Areas
Frequently Asked Questions
What county is ZIP code 50842 in?
ZIP code 50842 (Cromwell) is located in Union County, Iowa. Union County contains multiple ZIP codes, see the full list at /counties/union-ia.
What is the population of ZIP code 50842?
ZIP code 50842 in Cromwell, IA has a population of 105 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 50842?
The median household income in ZIP 50842 is $59,583, which is 22% below the national average of $76,288.
What is the average home value in ZIP 50842?
The median home value in ZIP 50842 is $104,700, which is 62% below the national average of $278,155.
What is the demographic makeup of ZIP 50842?
The largest racial group in ZIP 50842 is White at 98.0%. Hispanic or Latino residents make up 1.0% of the population.
What is the education level in ZIP code 50842?
In ZIP code 50842, 57.5% of residents aged 25+ have a high school diploma or higher, and 11.0% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 50842?
In ZIP code 50842, approximately 95.7% of occupied housing units are owner-occupied and 4.3% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 50842?
The poverty rate in ZIP code 50842 is 11.1% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 50842's numbers, next.
- See how ZIP 50842 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Cromwell, IA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.