ZIP codes
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St. Joseph, IA Demographics & ZIP Codes
St. Joseph, Iowa demographics and median household income by ZIP code (in Humboldt County) — 1 ZIP codes — population 713 — median income $69,063 — avg. home value $114,400. Compare income, housing, and population across ZIP codes on US5.
Population
713
Median household income (avg.)
$69,063
92% of U.S. median
Average home value
$114,400
33% of U.S. median
Average rent
$389
33% of U.S. median
Median age (avg.)
42.8
St. Joseph demographics
St. Joseph, Iowa covers 1 ZIP code primarily in Humboldt County, with a combined ZIP-area population of about 713.
Across ZIP codes with age data, the average median age is about 42.8 years.
Median household income in St. Joseph
The average median household income across ZIP codes in St. Joseph, Iowa is about $69,063 — about 7% below the IA ZIP average ($74,194), and about 8% below the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $69,063 in 50519.
Housing in St. Joseph
For housing in St. Joseph, Iowa, the average median home value is about $114,400 and the average median rent is about $389.
The most populous ZIP in this set is 50519 (about 713 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in St. Joseph
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 50519 | St. Joseph | Humboldt County | IA | 713 | $69,063 | $114,400 |
Frequently asked questions
What are the demographics of St. Joseph?
St. Joseph, Iowa has a combined ZIP-area population of about 713 across 1 ZIP codes (primarily Humboldt County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in St. Joseph?
The average median household income across ZIP codes in St. Joseph, Iowa is about $69,063, about 7% below the state ZIP average ($74,194), and about 8% below the U.S. median ($75,149). Average median home value is about $114,400.
How many ZIP codes are in St. Joseph?
St. Joseph, 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 St. Joseph?
This page lists ZIP codes in St. Joseph, Iowa with population, median household income, and home value. Select a ZIP for a full demographics profile.