ZIP codes
2
Dupo, IL Demographics & ZIP Codes
Dupo, Illinois demographics and median household income by ZIP code (in St. Clair County) — 2 ZIP codes — population 6,375 — median income $64,046 — avg. home value $98,250. Compare income, housing, and population across ZIP codes on US5.
Population
6,375
Median household income (avg.)
$64,046
85% of U.S. median
Average home value
$98,250
28% of U.S. median
Average rent
$670
58% of U.S. median
Median age (avg.)
35.3
Dupo demographics
Dupo, Illinois covers 2 ZIP codes primarily in St. Clair County, with a combined ZIP-area population of about 6,375.
Across ZIP codes with age data, the average median age is about 35.3 years.
Median household income in Dupo
The average median household income across ZIP codes in Dupo, Illinois is about $64,046 — about 18% below the IL ZIP average ($78,143), and about 15% below the U.S. median ($75,149).
Among ZIPs with income data, 62240 is near the top at about $70,298, while 62239 is near the bottom at about $57,793.
Housing in Dupo
For housing in Dupo, Illinois, the average median home value is about $98,250 and the average median rent is about $670.
The most populous ZIP in this set is 62239 (about 4,381 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Dupo
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 62239 | Dupo | St. Clair County | IL | 4,381 | $57,793 | $111,700 |
| 62240 | Dupo | St. Clair County | IL | 1,994 | $70,298 | $84,800 |
Frequently asked questions
What are the demographics of Dupo?
Dupo, Illinois has a combined ZIP-area population of about 6,375 across 2 ZIP codes (primarily St. Clair County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Dupo?
The average median household income across ZIP codes in Dupo, Illinois is about $64,046, about 18% below the state ZIP average ($78,143), and about 15% below the U.S. median ($75,149). Average median home value is about $98,250. Among ZIPs with data, 62240 is near the top ($70,298) and 62239 is near the bottom ($57,793).
How many ZIP codes are in Dupo?
Dupo, Illinois includes 2 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Dupo?
This page lists ZIP codes in Dupo, Illinois with population, median household income, and home value. Select a ZIP for a full demographics profile.