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Keystone, IA Demographics & ZIP Codes
Keystone, Iowa demographics and median household income by ZIP code (in Benton County) — 1 ZIP codes — population 1,106 — median income $77,500 — avg. home value $154,400. Compare income, housing, and population across ZIP codes on US5.
Population
1,106
Median household income (avg.)
$77,500
103% of U.S. median
Average home value
$154,400
44% of U.S. median
Average rent
$591
51% of U.S. median
Median age (avg.)
40.5
Keystone demographics
Keystone, Iowa covers 1 ZIP code primarily in Benton County, with a combined ZIP-area population of about 1,106.
Across ZIP codes with age data, the average median age is about 40.5 years.
Median household income in Keystone
The average median household income across ZIP codes in Keystone, Iowa is about $77,500 — about 4% above the IA ZIP average ($74,194), and about 3% above the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $77,500 in 52249.
Housing in Keystone
For housing in Keystone, Iowa, the average median home value is about $154,400 and the average median rent is about $591.
The most populous ZIP in this set is 52249 (about 1,106 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Keystone
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 52249 | Keystone | Benton County | IA | 1,106 | $77,500 | $154,400 |
Frequently asked questions
What are the demographics of Keystone?
Keystone, Iowa has a combined ZIP-area population of about 1,106 across 1 ZIP codes (primarily Benton County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Keystone?
The average median household income across ZIP codes in Keystone, Iowa is about $77,500, about 4% above the state ZIP average ($74,194), and about 3% above the U.S. median ($75,149). Average median home value is about $154,400.
How many ZIP codes are in Keystone?
Keystone, 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 Keystone?
This page lists ZIP codes in Keystone, Iowa with population, median household income, and home value. Select a ZIP for a full demographics profile.