ZIP codes
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Rock Rapids, IA Demographics & ZIP Codes
Rock Rapids, Iowa demographics and median household income by ZIP code (in Lyon County) — 1 ZIP codes — population 4,075 — median income $69,320 — avg. home value $232,900. Compare income, housing, and population across ZIP codes on US5.
Population
4,075
Median household income (avg.)
$69,320
92% of U.S. median
Average home value
$232,900
67% of U.S. median
Average rent
$512
44% of U.S. median
Median age (avg.)
38.5
Rock Rapids demographics
Rock Rapids, Iowa covers 1 ZIP code primarily in Lyon County, with a combined ZIP-area population of about 4,075.
Across ZIP codes with age data, the average median age is about 38.5 years.
Median household income in Rock Rapids
The average median household income across ZIP codes in Rock Rapids, Iowa is about $69,320 — 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 $69,320 in 51246.
Housing in Rock Rapids
For housing in Rock Rapids, Iowa, the average median home value is about $232,900 and the average median rent is about $512.
The most populous ZIP in this set is 51246 (about 4,075 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Rock Rapids
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 51246 | Rock Rapids | Lyon County | IA | 4,075 | $69,320 | $232,900 |
Frequently asked questions
What are the demographics of Rock Rapids?
Rock Rapids, Iowa has a combined ZIP-area population of about 4,075 across 1 ZIP codes (primarily Lyon County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Rock Rapids?
The average median household income across ZIP codes in Rock Rapids, Iowa is about $69,320, 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 $232,900.
How many ZIP codes are in Rock Rapids?
Rock Rapids, 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 Rock Rapids?
This page lists ZIP codes in Rock Rapids, Iowa with population, median household income, and home value. Select a ZIP for a full demographics profile.