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USPS city
Johns Island, SC ZIP codes
2 ZIP codes that list Johns Island as a USPS primary or acceptable city. Not a Census place.
Sum of ZCTA populations for ZIP codes intersecting Johns Island. Not a Census place total. Methodology
Combined population of ZIP/ZCTAs that list this USPS city as a primary or acceptable name. This is a labeled ZIP-sum, never a Census place ACS population. Methodology
ZIP codes associated with Johns Island
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 29455 | Johns Island | Charleston County | 26,308 | $117,422 |
| 29457 | Johns Island | Charleston County | 1,011 | — |