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Marion, IA Demographics & ZIP Codes
Marion, Iowa demographics and median household income by ZIP code (in Linn County) — 1 ZIP codes — population 42,732 — median income $87,463 — avg. home value $232,900. Compare income, housing, and population across ZIP codes on US5.
Population
42,732
Median household income (avg.)
$87,463
116% of U.S. median
Average home value
$232,900
67% of U.S. median
Average rent
$779
67% of U.S. median
Median age (avg.)
40.7
Marion demographics
Marion, Iowa covers 1 ZIP code primarily in Linn County, with a combined ZIP-area population of about 42,732.
Across ZIP codes with age data, the average median age is about 40.7 years.
Median household income in Marion
The average median household income across ZIP codes in Marion, Iowa is about $87,463 — about 18% above the IA ZIP average ($74,194), and about 16% above the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $87,463 in 52302.
Housing in Marion
For housing in Marion, Iowa, the average median home value is about $232,900 and the average median rent is about $779.
The most populous ZIP in this set is 52302 (about 42,732 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Marion
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 52302 | Marion | Linn County | IA | 42,732 | $87,463 | $232,900 |
Frequently asked questions
What are the demographics of Marion?
Marion, Iowa has a combined ZIP-area population of about 42,732 across 1 ZIP codes (primarily Linn County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Marion?
The average median household income across ZIP codes in Marion, Iowa is about $87,463, about 18% above the state ZIP average ($74,194), and about 16% above the U.S. median ($75,149). Average median home value is about $232,900.
How many ZIP codes are in Marion?
Marion, Iowa includes 1 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Marion?
This page lists ZIP codes in Marion, Iowa with population, median household income, and home value. Select a ZIP for a full demographics profile.