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

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 50645?

53.8

Median Age

54.9%

Male

45.1%

Female

1.2%

Foreign-Born

White 94.6%
African American 3.7%
Asian 0.2%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 1.6%
Hispanic or Latino 1.7%

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

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

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?

High School Graduate or Higher 70.5%
Bachelor's Degree or Higher 15.6%

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

Owner 90.2%
Renter 9.8%

$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.

residents

What this shows Among its immediate neighbors, ZIP 50645 ranks #3 by population — useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 50645 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

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.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
50658 Nashua, IA 2,518 6.1 mi
50659 New Hampton, IA 5,488 8.0 mi
50620 Colwell, IA 54 11.9 mi

More ZIP Codes in Chickasaw County

Frequently Asked Questions

What county is ZIP code 50645 in?
ZIP code 50645 (Ionia) is located in Chickasaw County, Iowa. Chickasaw County contains multiple ZIP codes, see the full list at /counties/chickasaw-ia.
What is the population of ZIP code 50645?
ZIP code 50645 in Ionia, IA has a population of 1,204 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 50645?
The median household income in ZIP 50645 is $64,408, which is 16% below the national average of $76,288.
What is the average home value in ZIP 50645?
The median home value in ZIP 50645 is $114,600, which is 59% below the national average of $278,155.
What is the demographic makeup of ZIP 50645?
The largest racial group in ZIP 50645 is White at 94.6%. Hispanic or Latino residents make up 1.7% of the population.
How many businesses are in ZIP code 50645?
ZIP code 50645 has 21 business establishments employing approximately 69 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 50645?
In ZIP code 50645, 70.5% of residents aged 25+ have a high school diploma or higher, and 15.6% 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 50645?
In ZIP code 50645, approximately 90.2% of occupied housing units are owner-occupied and 9.8% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 50645?
The poverty rate in ZIP code 50645 is 11.7% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

ZIP Code Research Guides

Official Data Resources for Ionia, IA

Verify and explore additional data for this area using these official government sources.