Ionia, IA · standard
ZIP Code 50645
Chickasaw County, Iowa — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 1,204
- 6/sq mi
- $64,408
- Median income
- $114,600
- Median home value
- 15.6%
- Bachelor's or higher
The verdict
Ionia pairs a below-median household income with among the most affordable home values nationally, in a rural, homeowner-dominated area.
- 37th pct
- household income, US ZIPs
- 14th pct
- home value, US ZIPs
- 6
- people per sq mi
- 90%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 50645 against every reporting US ZIP.
ZIP code 50645 is classified by USPS as a standard delivery area and covers roughly 215.0 square miles in Ionia, Chickasaw County, Iowa. The area is home to 1,204 residents, producing a population density of 6 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 50645 against Iowa and the nation.
On the economic side, the median household income for ZIP 50645 sits at $64,408 (16% below the Iowa average), while per-capita income is $33,920. The poverty rate stands at 11.7% and the unemployment rate at 0.2%. On housing, the median home value is $114,600 (35% below the state average) with median rent at $924 per month, and 90.2% of occupied units are owner-occupied, a direct signal of whether 50645 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 15.6% of adults hold a bachelor's degree or higher, the median age is 53.8, and the average commute is —. We also surface 3 nearby ZIP codes within roughly 10 miles and 5 additional ZIPs sharing Chickasaw County, so you can benchmark 50645 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 50645, Ionia, 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
1,204
Population
215.0
Area (sq mi)
6
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 50645?
53.8
Median Age
54.9%
Male
45.1%
Female
1.2%
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?
$64,408
Median Household Income
-16% vs state
$33,920
Per Capita Income
11.7%
Poverty Rate
0.2%
Unemployment Rate
How ZIP 50645 ranks nationally
Household income vs. every US ZIP code
Median household income — the full national distribution, with this ZIP marked
$64,408 37th percentile higher than 37% 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?
622
Total Housing Units
571
Occupied Units
51
Vacant Units
2.09
Avg Household Size
Occupancy Type
$114,600
Median Home Value
-35% vs state
$924
Median Rent
1958
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 21 business establishments in ZIP 50645, employing approximately 69 people with a combined annual payroll of $4,511,000.
21
Businesses
69
Employees
$4.5M
Annual Payroll
1
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 10 | 47.6% |
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 50645 vs 50658 →
ZIP 50645 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 50659
New Hampton (50659)
5,488 residents
- 50658
Nashua (50658)
2,518 residents
- 50645 1,204
Ionia (50645)
1,204 residents
- 50620 54
Colwell (50620)
54 residents
What this shows Among its immediate neighbors, ZIP 50645 ranks #3 by population — useful context the national average alone can't give.
ZIP 50645 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 50659
New Hampton (50659)
$78,153 median income
- 50658
Nashua (50658)
$71,936 median income
- 50645
Ionia (50645)
$64,408 median income
What this shows By household income, ZIP 50645 ranks #3 of 3 neighboring ZIPs — local affluence varies block to block, not just metro to metro.
More ZIP Codes in Chickasaw County
Related Areas
Frequently Asked Questions
What county is ZIP code 50645 in? ▼
What is the population of ZIP code 50645? ▼
What is the median household income in ZIP 50645? ▼
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What is the demographic makeup of ZIP 50645? ▼
How many businesses are in ZIP code 50645? ▼
What is the education level in ZIP code 50645? ▼
What percentage of residents own vs. rent in ZIP 50645? ▼
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ZIP Code Research Guides
Official Data Resources for Ionia, 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.