98 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Cincinnati | 1 | 316,242 | 309,604 | 0.42% | 4,059 | 78 | City |
| Anderson | 2 | 44,371 | 44,012 | 0.66% | 1,459 | 30 | Township |
| Delhi | 3 | 29,124 | 28,761 | 0.91% | 2,898 | 10 | Township |
| Harrison | 4 | 21,834 | 21,812 | 0.24% | 2,416 | 9 | Township |
| Forest Park | 5 | 19,999 | 20,168 | -0.17% | 3,101 | 6 | City |
| Norwood | 6 | 19,564 | 19,016 | 0.56% | 6,225 | 3 | City |
| White Oak | 7 | 19,084 | 18,351 | -0.03% | 3,072 | 6 | CDP |
| Miami | 8 | 16,047 | 15,968 | 0.59% | 710 | 23 | Township |
| Symmes | 9 | 15,811 | 15,648 | 0.71% | 2,096 | 8 | Township |
| Harrison | 10 | 15,286 | 14,361 | 0.98% | 876 | 17 | Township |
| Harrison | 11 | 13,751 | 12,624 | 1.66% | 2,575 | 5 | City |
| Blue Ash | 12 | 13,668 | 13,405 | 0.38% | 1,802 | 8 | City |
| Bridgetown | 13 | 13,306 | 13,786 | -0.55% | 3,086 | 4 | CDP |
| Finneytown | 14 | 12,902 | 12,913 | 0.08% | 3,237 | 4 | CDP |
| Monfort Heights | 15 | 12,028 | 13,124 | 0.04% | 2,028 | 6 | CDP |
| Dent | 16 | 11,958 | 11,675 | 0.82% | 1,912 | 6 | CDP |
| Mack | 17 | 11,809 | 11,228 | 0.13% | 1,326 | 9 | CDP |
| Northbrook | 18 | 11,332 | 10,744 | 0.39% | 5,868 | 2 | CDP |
| Springdale | 19 | 11,226 | 11,008 | 0.38% | 2,255 | 5 | City |
| Forestville | 20 | 10,772 | 10,648 | 0.15% | 2,913 | 4 | CDP |
| Harrison | 21 | 10,519 | 8,297 | 3.4% | 382 | 28 | Township |
| Reading | 22 | 10,455 | 10,589 | -0.26% | 3,619 | 3 | City |
| Madeira | 23 | 9,553 | 9,495 | 0.12% | 2,851 | 3 | City |
| North College Hill | 24 | 9,527 | 9,650 | -0.26% | 5,232 | 2 | City |
| Harrison | 25 | 8,882 | 8,558 | 0.61% | 325 | 27 | Township |
| Wyoming | 26 | 8,786 | 8,759 | 0.06% | 3,046 | 3 | City |
| Groesbeck | 27 | 8,777 | 7,959 | 1.54% | 2,992 | 3 | CDP |
| Kenwood | 28 | 8,614 | 7,538 | 1.28% | 3,565 | 2 | CDP |
| Cheviot | 29 | 8,612 | 8,750 | -0.32% | 7,386 | 1 | City |
| Mount Healthy | 30 | 6,898 | 6,985 | -0.26% | 4,614 | 1 | City |
| Whitewater | 31 | 6,497 | 6,370 | 0.84% | 256 | 25 | Township |
| Covedale | 32 | 6,421 | 6,606 | -0.02% | 2,271 | 3 | CDP |
| Crosby | 33 | 6,247 | 6,027 | 0.77% | 316 | 20 | Township |
| Northgate | 34 | 6,090 | 6,130 | -1.38% | 2,411 | 3 | CDP |
| Turpin Hills | 35 | 6,014 | 5,631 | 1.02% | 2,028 | 3 | CDP |
| Deer Park | 36 | 5,441 | 5,420 | 0.07% | 6,371 | 1 | City |
| New Burlington | 37 | 5,384 | 4,526 | 0.39% | 1,578 | 3 | CDP |
| Pleasant Run | 38 | 5,334 | 4,673 | 0.47% | 2,576 | 2 | CDP |
| Harrison | 39 | 5,135 | 5,146 | 0.12% | 223 | 23 | Township |
| Delhi Hills | 40 | 5,058 | 5,041 | -0.26% | 3,429 | 1 | CDP |
| Silverton | 41 | 4,845 | 4,907 | -0.27% | 4,353 | 1 | Village |
| Miami Heights | 42 | 4,548 | 4,439 | -0.29% | 1,185 | 4 | CDP |
| Harrison | 43 | 4,303 | 4,308 | 0.56% | 120 | 36 | Township |
| Columbia | 44 | 4,286 | 4,265 | 0.61% | 1,845 | 2 | Township |
| Fruit Hill | 45 | 4,258 | 4,426 | 0.8% | 3,314 | 1 | CDP |
| Taylor Creek | 46 | 4,217 | 3,236 | 1.86% | 492 | 9 | CDP |
| Harrison | 47 | 4,121 | 4,243 | -0.46% | 112 | 37 | Township |
| St. Bernard | 48 | 3,962 | 4,029 | -0.35% | 2,581 | 2 | Village |
| Woodlawn | 49 | 3,914 | 3,908 | 0.03% | 1,532 | 3 | Village |
| Sixteen Mile Stand | 50 | 3,864 | 3,120 | 1.63% | 3,472 | 1 | CDP |
| Pleasant Run Farm | 51 | 3,857 | 4,131 | -1.36% | 3,628 | 1 | CDP |
| Amberley | 52 | 3,847 | 3,844 | 0% | 1,105 | 3 | Village |
| Golf Manor | 53 | 3,795 | 3,804 | -0.05% | 6,543 | 1 | Village |
| Dry Ridge | 54 | 3,697 | 2,691 | 1.68% | 896 | 4 | CDP |
| Greenhills | 55 | 3,690 | 3,733 | -0.24% | 2,966 | 1 | Village |
| Delshire | 56 | 3,674 | 3,476 | 0.91% | 5,271 | 1 | CDP |
| Lockland | 57 | 3,501 | 3,511 | -0.06% | 2,872 | 1 | Village |
| Mariemont | 58 | 3,479 | 3,516 | -0.23% | 3,891 | 1 | Village |
| Cleves | 59 | 3,380 | 3,414 | -0.21% | 2,186 | 2 | Village |
| Salem Heights | 60 | 3,209 | 3,341 | -1.29% | 1,974 | 2 | CDP |
| Lincoln Heights | 61 | 3,138 | 3,140 | -0.03% | 4,223 | 1 | Village |
| Mount Healthy Heights | 62 | 3,103 | 3,376 | -0.35% | 4,228 | 1 | CDP |
| Evendale | 63 | 2,655 | 2,668 | -0.11% | 557 | 5 | Village |
| Terrace Park | 64 | 2,349 | 2,352 | -0.04% | 1,981 | 1 | Village |
| Harrison | 65 | 2,259 | 2,314 | -1.18% | 72 | 31 | Township |
| Harrison | 66 | 2,147 | 2,171 | -0.05% | 63 | 34 | Township |
| Elmwood Place | 67 | 2,074 | 2,086 | -0.14% | 6,421 | 0 | Village |
| Harrison | 68 | 2,045 | 2,030 | 0.34% | 80 | 26 | Township |
| Blue Jay | 69 | 2,029 | 1,363 | 3.63% | 464 | 4 | CDP |
| Fairfax | 70 | 1,759 | 1,766 | -0.11% | 2,258 | 1 | Village |
| New Baltimore | 71 | 1,656 | 715 | 4.15% | 1,205 | 1 | CDP |
| Harrison | 72 | 1,560 | 1,551 | 0.06% | 94 | 17 | Township |
| Harrison | 73 | 1,510 | 1,515 | 0.13% | 42 | 36 | Township |
| Rossmoyne | 74 | 1,395 | 1,605 | -3.86% | 2,588 | 1 | CDP |
| Pleasant Hills | 75 | 1,361 | 1,323 | 3.81% | 3,823 | 0 | CDP |
| Grandview | 76 | 1,322 | 1,122 | -0.75% | 304 | 4 | CDP |
| Harrison | 77 | 1,253 | 1,271 | -0.24% | 46 | 27 | Township |
| Harrison | 78 | 1,169 | 1,176 | -0.17% | 32 | 36 | Township |
| Skyline Acres | 79 | 1,057 | 1,916 | -4% | 1,776 | 1 | CDP |
| Harrison | 80 | 1,046 | 1,021 | 1.16% | 29 | 36 | Township |
| Harrison | 81 | 1,036 | 1,059 | 0.29% | 30 | 34 | Township |
| Dunlap | 82 | 1,014 | 1,307 | -4.43% | 155 | 7 | CDP |
| Harrison | 83 | 966 | 983 | -0.41% | 31 | 31 | Township |
| Addyston | 84 | 911 | 926 | -0.33% | 1,074 | 1 | Village |
| Miamitown | 85 | 884 | 1,391 | -2.75% | 660 | 1 | CDP |
| Harrison | 86 | 884 | 865 | -0.56% | 37 | 24 | Township |
| Harrison | 87 | 878 | 867 | 0.46% | 36 | 24 | Township |
| North Bend | 88 | 834 | 834 | 0% | 763 | 1 | Village |
| Arlington Heights | 89 | 819 | 821 | -0.12% | 3,126 | 0 | Village |
| Highpoint | 90 | 719 | 1,347 | -6.87% | 2,090 | 0 | CDP |
| Ridgewood | 91 | 704 | 604 | 7.15% | 8,691 | 0 | CDP |
| Madison Place | 92 | 658 | 525 | 7.17% | 6,926 | 0 | CDP |
| Brecon | 93 | 638 | 828 | 4.25% | 970 | 1 | CDP |
| Hooven | 94 | 604 | 326 | 0.83% | 235 | 3 | CDP |
| Concorde Hills | 95 | 544 | 652 | -1.45% | 1,545 | 0 | CDP |
| Camp Dennison | 96 | 360 | 345 | -0.28% | 847 | 0 | CDP |
| Elizabethtown | 97 | 263 | 284 | -1.87% | 296 | 1 | CDP |
| Plainville | 98 | 76 | 153 | 7.04% | 835 | 0 | CDP |
Cincinnati is the largest city in Hamilton County, with a population of 316,242.
Plainville is the smallest city in Hamilton County, with a population of 76.
There are 98 cities in Hamilton County, Ohio.