83 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Louisville | 1 | 643,033 | 631,847 | 0.35% | 2,447 | 263 | Township |
| Jeffersontown | 2 | 29,417 | 29,271 | 0.1% | 2,705 | 11 | City |
| St. Matthews | 3 | 17,867 | 17,561 | 0.34% | 4,053 | 4 | City |
| Shively | 4 | 15,902 | 15,639 | 0.33% | 3,478 | 5 | City |
| Lyndon | 5 | 11,274 | 11,006 | 0.47% | 3,131 | 4 | City |
| Middletown | 6 | 9,955 | 9,717 | 0.47% | 1,938 | 5 | City |
| Douglass Hills | 7 | 5,582 | 5,459 | 0.43% | 4,210 | 1 | City |
| Hurstbourne | 8 | 4,799 | 4,689 | 0.46% | 2,666 | 2 | City |
| Prospect | 9 | 4,721 | 4,594 | 0.53% | 1,233 | 4 | City |
| Indian Hills | 10 | 2,945 | 2,889 | 0.37% | 1,486 | 2 | City |
| Graymoor-Devondale | 11 | 2,800 | 2,847 | -0.36% | 3,799 | 1 | City |
| Anchorage | 12 | 2,548 | 2,498 | 0.39% | 861 | 3 | City |
| Windy Hills | 13 | 2,481 | 2,430 | 0.4% | 2,697 | 1 | City |
| Hurstbourne Acres | 14 | 2,016 | 1,959 | 0.55% | 5,827 | 0 | City |
| Orchard Grass Hills | 15 | 1,628 | 1,538 | 1.12% | 4,196 | 0 | City |
| Worthington Hills | 16 | 1,606 | 1,564 | 0.5% | 6,273 | 0 | City |
| St. Regis Park | 17 | 1,464 | 1,437 | 0.34% | 4,159 | 0 | City |
| Audubon Park | 18 | 1,451 | 1,439 | 0.14% | 4,478 | 0 | City |
| West Buechel | 19 | 1,398 | 1,370 | 0.36% | 2,188 | 1 | City |
| Coldstream | 20 | 1,329 | 1,294 | 0.53% | 6,041 | 0 | City |
| Beechwood Village | 21 | 1,297 | 1,277 | 0.31% | 4,665 | 0 | City |
| Barbourmeade | 22 | 1,241 | 1,219 | 0.32% | 3,142 | 0 | City |
| Watterson Park | 23 | 1,033 | 1,003 | 0.58% | 717 | 1 | City |
| Northfield | 24 | 1,018 | 998 | 0.39% | 2,161 | 0 | City |
| Lynnview | 25 | 962 | 947 | 0.31% | 5,172 | 0 | City |
| Woodlawn Park | 26 | 961 | 946 | 0.31% | 3,971 | 0 | City |
| Rolling Hills | 27 | 950 | 933 | 0.32% | 5,026 | 0 | City |
| Bellemeade | 28 | 926 | 909 | 0.33% | 3,160 | 0 | City |
| Langdon Place | 29 | 893 | 872 | 0.45% | 5,222 | 0 | City |
| Fincastle | 30 | 865 | 847 | 0.35% | 4,061 | 0 | City |
| Plantation | 31 | 839 | 827 | 0.24% | 4,153 | 0 | City |
| Hollow Creek | 32 | 815 | 800 | 0.37% | 3,528 | 0 | City |
| Blue Ridge Manor | 33 | 812 | 791 | 0.5% | 4,366 | 0 | City |
| Woodland Hills | 34 | 742 | 731 | 0.27% | 3,517 | 0 | City |
| Meadow Vale | 35 | 738 | 726 | 0.27% | 3,370 | 0 | City |
| Rolling Fields | 36 | 733 | 721 | 0.27% | 3,159 | 0 | City |
| Green Spring | 37 | 729 | 713 | 0.41% | 2,730 | 0 | City |
| Strathmoor Village | 38 | 691 | 684 | 0.14% | 6,644 | 0 | City |
| Spring Valley | 39 | 689 | 677 | 0.29% | 3,480 | 0 | City |
| Seneca Gardens | 40 | 679 | 672 | 0.15% | 4,438 | 0 | City |
| Brownsboro Farm | 41 | 653 | 641 | 0.31% | 2,877 | 0 | City |
| Parkway Village | 42 | 625 | 619 | 0.16% | 7,102 | 0 | City |
| Glenview | 43 | 606 | 595 | 0.33% | 425 | 1 | City |
| Westwood | 44 | 586 | 574 | 0.34% | 4,843 | 0 | City |
| Murray Hill | 45 | 581 | 569 | 0.35% | 4,402 | 0 | City |
| Hollyvilla | 46 | 527 | 519 | 0.19% | 1,545 | 0 | City |
| Bancroft | 47 | 516 | 504 | 0.39% | 3,395 | 0 | City |
| Houston Acres | 48 | 504 | 497 | 0.2% | 3,500 | 0 | City |
| Riverwood | 49 | 501 | 489 | 0.4% | 2,409 | 0 | City |
| River Bluff | 50 | 462 | 440 | 0.87% | 1,958 | 0 | City |
| Briarwood | 51 | 455 | 447 | 0.22% | 4,789 | 0 | City |
| Moorland | 52 | 443 | 433 | 0.45% | 4,713 | 0 | City |
| Norbourne Estates | 53 | 443 | 437 | 0.23% | 5,538 | 0 | City |
| Meadowview Estates | 54 | 438 | 430 | 0.23% | 5,688 | 0 | City |
| Richlawn | 55 | 422 | 417 | 0.24% | 4,178 | 0 | City |
| Kingsley | 56 | 401 | 396 | 0.25% | 5,569 | 0 | City |
| Poplar Hills | 57 | 388 | 381 | 0.26% | 15,520 | 0 | City |
| Norwood | 58 | 385 | 378 | 0.26% | 3,263 | 0 | City |
| Glenview Hills | 59 | 383 | 373 | 0.52% | 3,040 | 0 | City |
| Old Brownsboro Place | 60 | 381 | 373 | 0.26% | 2,886 | 0 | City |
| Strathmoor Manor | 61 | 353 | 350 | 0% | 6,193 | 0 | City |
| Bellewood | 62 | 347 | 341 | 0.29% | 4,284 | 0 | City |
| Brownsboro Village | 63 | 314 | 308 | 0.32% | 4,187 | 0 | City |
| Creekside | 64 | 311 | 305 | 0.32% | 4,092 | 0 | City |
| Goose Creek | 65 | 305 | 299 | 0.33% | 4,919 | 0 | City |
| Druid Hills | 66 | 303 | 298 | 0.33% | 3,404 | 0 | City |
| Spring Mill | 67 | 299 | 292 | 0.34% | 5,339 | 0 | City |
| Wildwood | 68 | 285 | 280 | 0.35% | 3,851 | 0 | City |
| Broeck Pointe | 69 | 251 | 246 | 0.4% | 3,535 | 0 | City |
| Manor Creek | 70 | 245 | 239 | 0.41% | 4,455 | 0 | City |
| Crossgate | 71 | 226 | 221 | 0.44% | 4,431 | 0 | City |
| Glenview Manor | 72 | 209 | 207 | 0% | 2,430 | 0 | City |
| Thornhill | 73 | 187 | 185 | 0% | 4,156 | 0 | City |
| Mockingbird Valley | 74 | 184 | 182 | 0% | 889 | 0 | City |
| Maryhill Estates | 75 | 181 | 179 | 0% | 4,525 | 0 | City |
| Sycamore | 76 | 171 | 168 | 0% | 10,059 | 0 | City |
| Cambridge | 77 | 164 | 161 | 0% | 2,982 | 0 | City |
| Hills and Dales | 78 | 145 | 143 | 0% | 1,450 | 0 | City |
| Lincolnshire | 79 | 140 | 138 | 0% | 2,917 | 0 | City |
| Hickory Hill | 80 | 119 | 117 | 0% | 4,577 | 0 | City |
| Meadowbrook Farm | 81 | 117 | 115 | 0% | 4,333 | 0 | City |
| Ten Broeck | 82 | 96 | 94 | 0% | 440 | 0 | City |
| South Park View | 83 | 0 | 0 | 0.00 | 0 | City |
Louisville is the largest city in Jefferson County, with a population of 643,033.
South Park View is the smallest city in Jefferson County, with a population of 0.
There are 83 cities in Jefferson County, Kentucky.