Harmon ZIP code, Illinois
ZIP codes addressed as Harmon
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
61042 | Harmon , IL | Standard | 404 | $70,833 | $153,600 |
Map of Harmon ZIP codes
The ZIP codes of Harmon, IL, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Towns near Harmon
The nearest larger towns are Nelson (125 people, 5.7 mi), Rock Falls (8,587 people, 8.0 mi) and Sterling (14,717 people, 9.0 mi).
| Town | Population | Distance |
|---|---|---|
| Rock Falls | 8,587 | 8.0 mi |
| Sterling | 14,717 | 9.0 mi |
| Dixon | 14,910 | 9.2 mi |
| Morrison | 3,739 | 21.8 mi |
| Oregon | 3,851 | 22.9 mi |
| Mount Morris | 2,726 | 23.3 mi |
| Princeton | 7,975 | 24.1 mi |
| Mendota | 6,994 | 26.1 mi |
| Rochelle | 9,529 | 28.6 mi |
More nearby: every ZIP code in Lee County · Illinois ZIP codes
Cite this page
zipcodes.pro. “Harmon, IL ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/il/harmon
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