Decatur, IL ZIP codes
Decatur, Illinois has 6 ZIP codes, including 2 PO Box ZIPs. They are in Macon County.
- Population in these ZIPs
- 79,040
- Avg. median income
- $56,200population-weighted
- Typical home value
- $106,300population-weighted
- Metro area
- Decatur, IL
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Decatur, IL ZIP codes list
| ZIP code | County | Population | Median income | Typical home value |
|---|---|---|---|---|
| 62521 | Macon County | 32,665 | $66,337 | $121,300 |
| 62522 | Macon County | 15,185 | $50,669 | $89,700 |
| 62523 | Macon County | 707 | $13,393 | — |
| 62524 PO Box | Macon County | — | — | — |
| 62525 PO Box | Macon County | — | — | — |
| 62526 | Macon County | 30,483 | $49,062 | $98,600 |
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 Decatur
- Elwin 5 mi
- Forsyth 5 mi
- Harristown 6 mi
- Boody 7 mi
- Mt Zion 8 mi
- Warrensburg 8 mi
- Oreana 8 mi
- Niantic 9 mi
- Macon 10 mi
- Argenta 10 mi
- Dalton City 12 mi
- Latham 12 mi
Frequently asked questions
What is the ZIP code for Decatur, IL?
Decatur, IL has 6 ZIP codes: 62521, 62522, 62523, 62524, 62525 and 62526.
What county is Decatur, Illinois in?
Decatur ZIP codes are in Macon County.
Which Decatur ZIP codes are PO Boxes?
62524 and 62525 are PO Box or single-organization ZIP codes; they have no residential delivery area.