ZIP codes
6
Union County, IA Demographics & ZIP Codes
Union County, Iowa demographics and median household income by ZIP code — 6 ZIP codes — population 11,567 — avg. income $65,646 — avg. home value $120,520. Compare income, housing, and ZIP-level data on US5.
Population
11,567
Median household income (avg.)
$65,646
87% of U.S. median
Average home value
$120,520
35% of U.S. median
Average rent
$525
45% of U.S. median
Union County demographics
Union County, Iowa covers 6 ZIP codes, with a combined ZIP-area population of about 11,567.
Median household income in Union County
The average median household income across ZIP codes in Union County, Iowa is about $65,646 — about 12% below the IA ZIP average ($74,194), and about 13% below the U.S. median ($75,149).
Among ZIPs with income data, 50861 (Shannon City) is near the top at about $90,139, while 50801 (Creston) is near the bottom at about $55,453.
Housing in Union County
For housing in Union County, Iowa, the average median home value is about $120,520 and the average median rent is about $525.
The most populous ZIP is 50801 (Creston) with about 9,027 residents. Use the table below to compare ZIP codes across the county.
ZIP codes in Union County
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 50801 | Creston | Union County | IA | 9,027 | $55,453 | $120,700 |
| 50830 | Afton | Union County | IA | 1,934 | $63,472 | $114,200 |
| 50861 | Shannon City | Union County | IA | 260 | $90,139 | $90,000 |
| 50254 | Thayer | Union County | IA | 238 | — | $168,800 |
| 50842 | Cromwell | Union County | IA | 85 | $57,917 | $108,900 |
| 50831 | Arispe | Union County | IA | 23 | $61,250 | — |
Frequently asked questions
What are the demographics of Union County?
Union County, Iowa has a combined ZIP-area population of about 11,567 across 6 ZIP codes. Browse the ZIP table for population, income, and housing by code.
What is the median household income in Union County?
The average median household income across ZIP codes in Union County, Iowa is about $65,646, about 12% below the state ZIP average ($74,194), and about 13% below the U.S. median ($75,149). Average median home value is about $120,520. Among ZIPs with data, 50861 (Shannon City) is near the top ($90,139) and 50801 (Creston) is near the bottom ($55,453).
How many ZIP codes are in Union County?
Union County, Iowa includes 6 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Union County?
This page lists ZIP codes in Union County, Iowa with population, median household income, and home value. Select a ZIP for a full demographics profile.