Randall, IA · standard
ZIP Code 50231
Hamilton County, Iowa — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 173
- 162/sq mi
- $72,321
- Median income
- $110,800
- Median home value
- 15.2%
- Bachelor's or higher
The verdict
Randall pairs an above-median household income with among the most affordable home values nationally, in a rural, homeowner-dominated area.
- Top 50%
- household income, US ZIPs
- 13th pct
- home value, US ZIPs
- 162
- people per sq mi
- 93%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 50231 against every reporting US ZIP.
ZIP code 50231 is classified by USPS as a standard delivery area and covers roughly 1.1 square miles in Randall, Hamilton County, Iowa. The area is home to 173 residents, producing a population density of 162 people per square mile, and falls within the Chicago time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 50231 against Iowa and the nation.
On the economic side, the median household income for ZIP 50231 sits at $72,321 (6% below the Iowa average), while per-capita income is $36,654. The poverty rate stands at 7.7% and the unemployment rate at 1.6%. On housing, the median home value is $110,800 (37% below the state average) with median rent at — per month, and 93.4% of occupied units are owner-occupied, a direct signal of whether 50231 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 15.2% of adults hold a bachelor's degree or higher, the median age is 51.5, and the average commute is —. We also surface 5 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Hamilton County, so you can benchmark 50231 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 50231, Randall, IA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
173
Population
1.1
Area (sq mi)
162
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 50231?
51.5
Median Age
45.8%
Male
54.2%
Female
5.6%
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?
$72,321
Median Household Income
-6% vs state
$36,654
Per Capita Income
7.7%
Poverty Rate
1.6%
Unemployment Rate
How ZIP 50231 ranks nationally
Household income vs. every US ZIP code
Median household income — the full national distribution, with this ZIP marked
$72,321 Top 50% higher than 50% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US 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?
65
Total Housing Units
61
Occupied Units
4
Vacant Units
2.33
Avg Household Size
Occupancy Type
$110,800
Median Home Value
-37% vs state
1938
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 5 business establishments in ZIP 50231, employing approximately 15 people with a combined annual payroll of $960,000.
5
Businesses
15
Employees
$960K
Annual Payroll
0
Industry Sectors
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 50231 vs 50248 →
ZIP 50231 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 50248
Story City (50248)
4,420 residents
- 50130 1,648
Jewell (50130)
1,648 residents
- 50236 1,550
Roland (50236)
1,550 residents
- 50105 1,158
Gilbert (50105)
1,158 residents
- 50075 862
Ellsworth (50075)
862 residents
- 50231 173
Randall (50231)
173 residents
What this shows Among its immediate neighbors, ZIP 50231 ranks #6 by population — useful context the national average alone can't give.
ZIP 50231 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 50105
Gilbert (50105)
$130,083 median income
- 50248
Story City (50248)
$100,864 median income
- 50236
Roland (50236)
$85,046 median income
- 50075
Ellsworth (50075)
$81,250 median income
- 50130
Jewell (50130)
$78,594 median income
- 50231
Randall (50231)
$72,321 median income
What this shows By household income, ZIP 50231 ranks #6 of 6 neighboring ZIPs — local affluence varies block to block, not just metro to metro.
More ZIP Codes in Hamilton County
Related Areas
Frequently Asked Questions
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ZIP Code Research Guides
Official Data Resources for Randall, IA
Verify and explore additional data for this area using these official government sources.
Read our methodology to see how this data is sourced, computed, and verified.