Cincinnati, Ohio ZIP Codes

Population sum includes positive estimates in these ZIP records; it is not an official city population.

Top ZIP Codes by Population

RankZIP CodeCityCountyPopulation estimate
145238CincinnatiHamilton48,351
245231CincinnatiHamilton40,463
345211CincinnatiHamilton38,049
445215CincinnatiHamilton30,586
545239CincinnatiHamilton29,607
645240CincinnatiHamilton29,600
745244CincinnatiHamilton28,511
845230CincinnatiHamilton27,501
945236CincinnatiHamilton24,513
1045241CincinnatiHamilton23,955

Counties represented

All ZIP Codes in Cincinnati

Browse all ZIP data for Ohio

Methodology: ZIP records are grouped by the source file's primary city and state fields. Population ranges and sums use positive ZIP-level estimates; sums should not be read as official city totals. County links use each record's listed county assignment.