There are 54 zip codes in Hamilton County, Ohio. The most populated is 45238, located in Cincinnati. * 2024 populations estimated based on the latest ACS 5-year data.
Zip Code | Population | City |
|---|---|---|
| 45238 | 47,154 | Cincinnati |
| 45231 | 41,466 | Cincinnati |
| 45211 | 37,303 | Cincinnati |
| 45215 | 31,006 | Cincinnati |
| 45239 | 29,506 | Cincinnati |
| 45240 | 29,219 | Cincinnati |
| 45244 | 28,702 | Cincinnati |
| 45230 | 27,437 | Cincinnati |
| 45236 | 24,504 | Cincinnati |
| 45247 | 24,072 | Cincinnati |
| 45248 | 24,051 | Cincinnati |
| 45241 | 23,727 | Cincinnati |
| 45237 | 22,067 | Cincinnati |
| 45255 | 22,012 | Cincinnati |
| 45242 | 21,990 | Cincinnati |
| 45212 | 21,335 | Cincinnati |
| 45030 | 21,196 | Harrison |
| 45224 | 20,915 | Cincinnati |
| 45251 | 20,834 | Cincinnati |
| 45219 | 19,505 | Cincinnati |
| 45205 | 19,087 | Cincinnati |
| 45227 | 18,801 | Cincinnati |
| 45208 | 17,911 | Cincinnati |
| 45202 | 16,259 | Cincinnati |
| 45243 | 16,034 | Cincinnati |
| 45233 | 14,976 | Cincinnati |
| 45220 | 14,651 | Cincinnati |
| 45249 | 14,075 | Cincinnati |
| 45002 | 14,068 | Cleves |
| 45229 | 13,453 | Cincinnati |
| 45246 | 13,323 | Cincinnati |
| 45223 | 12,556 | Cincinnati |
| 45213 | 11,673 | Cincinnati |
| 45206 | 10,689 | Cincinnati |
| 45209 | 10,408 | Cincinnati |
| 45225 | 9,414 | Cincinnati |
| 45214 | 8,965 | Cincinnati |
| 45216 | 8,900 | Cincinnati |
| 45232 | 8,805 | Cincinnati |
| 45204 | 7,271 | Cincinnati |
| 45207 | 6,801 | Cincinnati |
| 45217 | 6,096 | Cincinnati |
| 45226 | 5,858 | Cincinnati |
| 45252 | 5,287 | Cincinnati |
| 45052 | 4,179 | North Bend |
| 45218 | 3,838 | Cincinnati |
| 45203 | 2,498 | Cincinnati |
| 45174 | 2,165 | Terrace Park |
| 45001 | 896 | Addyston |
| 45033 | 512 | Hooven |
| 45051 | 388 | Mount Saint Joseph |
| 45111 | 363 | Camp Dennison |
| 45041 | 136 | Miamitown |
| 45267 | 4 | Cincinnati |