Cottage Hills, IL ZIP code
The ZIP code for Cottage Hills, Illinois is 62018. It is in Madison County.
- Population in these ZIPs
- 3,184
- Avg. median income
- $40,400population-weighted
- Typical home value
- $107,100population-weighted
- Metro area
- St. Louis, MO-IL
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Cottage Hills, IL ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 62018 | 3,184 | $40,438 | $107,100 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Cottage Hills
- Bethalto 2 mi
- East Alton 2 mi
- Alton 3 mi
- Wood River 4 mi
- Roxana 5 mi
- Moro 5 mi
- South Roxana 7 mi
- Dorsey 7 mi
- Godfrey 9 mi
- Edwardsville 10 mi
- Brighton 10 mi
- Hartford 10 mi
Frequently asked questions
What is the ZIP code for Cottage Hills, IL?
The ZIP code for Cottage Hills, IL is 62018.
What county is Cottage Hills, Illinois in?
Cottage Hills ZIP codes are in Madison County.