ZIP codes
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Madison County, ID Demographics & ZIP Codes
Madison County, Idaho demographics and median household income by ZIP code — 5 ZIP codes — population 55,519 — avg. income $70,652 — avg. home value $320,050. Compare income, housing, and ZIP-level data on US5.
Population
55,519
Median household income (avg.)
$70,652
94% of U.S. median
Average home value
$320,050
92% of U.S. median
Average rent
$914
79% of U.S. median
Madison County demographics
Madison County, Idaho covers 5 ZIP codes, with a combined ZIP-area population of about 55,519.
Median household income in Madison County
The average median household income across ZIP codes in Madison County, Idaho is about $70,652 — about even with the ID ZIP average ($70,279), and about 6% below the U.S. median ($75,149).
Among ZIPs with income data, 83448 (Sugar City) is near the top at about $77,564, while 83440 (Rexburg) is near the bottom at about $57,701.
Housing in Madison County
For housing in Madison County, Idaho, the average median home value is about $320,050 and the average median rent is about $914.
The most populous ZIP is 83440 (Rexburg) with about 50,669 residents. Use the table below to compare ZIP codes across the county.
ZIP codes in Madison County
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 83440 | Rexburg | Madison County | ID | 50,669 | $57,701 | $372,800 |
| 83448 | Sugar City | Madison County | ID | 3,074 | $77,564 | $331,100 |
| 83451 | Teton | Madison County | ID | 902 | $76,563 | $288,800 |
| 83436 | Newdale | Madison County | ID | 839 | $70,781 | $287,500 |
| 83460 | Rexburg | Madison County | ID | 35 | — | — |
Frequently asked questions
What are the demographics of Madison County?
Madison County, Idaho has a combined ZIP-area population of about 55,519 across 5 ZIP codes. Browse the ZIP table for population, income, and housing by code.
What is the median household income in Madison County?
The average median household income across ZIP codes in Madison County, Idaho is about $70,652, roughly in line with the state ZIP average ($70,279), and about 6% below the U.S. median ($75,149). Average median home value is about $320,050. Among ZIPs with data, 83448 (Sugar City) is near the top ($77,564) and 83440 (Rexburg) is near the bottom ($57,701).
How many ZIP codes are in Madison County?
Madison County, Idaho includes 5 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Madison County?
This page lists ZIP codes in Madison County, Idaho with population, median household income, and home value. Select a ZIP for a full demographics profile.