ZIP Codes in Elgin, IL
Elgin uses 3 ZIP codes, all in Cook, Kane Counties. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 3 Elgin ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 60120 | standard | Cook | 51,225 |
| 60123 | standard | Kane | 48,379 |
| 60124 | standard | Kane | 24,487 |
Finding a ZIP+4 in Elgin
Knowing which of these 3 ZIP codes covers an address only gets you partway. The four-digit extension identifies the specific delivery point — typically one side of one block. Two houses facing each other on the same Elgin street almost always have different ZIP+4 codes even though they share all five leading digits.
Appending ZIP+4 to a mailing list?
Upload a CSV of Elgin addresses and download it complete.