Marathon, IA · standard
ZIP Code 50565
Buena Vista County, Iowa — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 468
- 4/sq mi
- $51,875
- Median income
- $59,700
- Median home value
- 17.7%
- Bachelor's or higher
The verdict
Marathon pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a rural, homeowner-dominated area.
- 17th pct
- household income, US ZIPs
- 2th pct
- home value, US ZIPs
- 4
- people per sq mi
- 89%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 50565 against every reporting US ZIP.
ZIP code 50565 is classified by USPS as a standard delivery area and covers roughly 114.1 square miles in Marathon, Buena Vista County, Iowa. The area is home to 468 residents, producing a population density of 4 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 50565 against Iowa and the nation.
On the economic side, the median household income for ZIP 50565 sits at $51,875 (32% below the Iowa average), while per-capita income is $27,992. The poverty rate stands at 19.7% and the unemployment rate at 9.2%. On housing, the median home value is $59,700 (66% below the state average) with median rent at $817 per month, and 89.0% of occupied units are owner-occupied, a direct signal of whether 50565 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 17.7% of adults hold a bachelor's degree or higher, the median age is 48.9, and the average commute is —. We also surface 3 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Buena Vista County, so you can benchmark 50565 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 50565, Marathon, 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
468
Population
114.1
Area (sq mi)
4
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 50565?
48.9
Median Age
42.9%
Male
57.1%
Female
3.4%
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?
$51,875
Median Household Income
-32% vs state
$27,992
Per Capita Income
19.7%
Poverty Rate
9.2%
Unemployment Rate
How ZIP 50565 ranks nationally
Household income vs. every US ZIP code
Median household income — the full national distribution, with this ZIP marked
$51,875 17th percentile higher than 17% 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?
214
Total Housing Units
163
Occupied Units
51
Vacant Units
2.33
Avg Household Size
Occupancy Type
$59,700
Median Home Value
-66% vs state
$817
Median Rent
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 50565, employing approximately 12 people with a combined annual payroll of $566,000.
5
Businesses
12
Employees
$566K
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 50565 vs 50510 →
ZIP 50565 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 50585
Sioux Rapids (50585)
1,176 residents
- 50510
Albert City (50510)
1,116 residents
- 50565 468
Marathon (50565)
468 residents
- 51366 379
Webb (51366)
379 residents
What this shows Among its immediate neighbors, ZIP 50565 ranks #3 by population — useful context the national average alone can't give.
ZIP 50565 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 51366
Webb (51366)
$87,500 median income
- 50510
Albert City (50510)
$76,397 median income
- 50585
Sioux Rapids (50585)
$71,346 median income
- 50565
Marathon (50565)
$51,875 median income
What this shows By household income, ZIP 50565 ranks #4 of 4 neighboring ZIPs — local affluence varies block to block, not just metro to metro.
More ZIP Codes in Buena Vista County
Related Areas
Frequently Asked Questions
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ZIP Code Research Guides
Official Data Resources for Marathon, 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.