55 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Honolulu | 1 | 344,098 | 348,442 | -0.25% | 5,676 | 61 | CDP |
| East Honolulu | 2 | 49,385 | 47,132 | -0.07% | 2,147 | 23 | CDP |
| Pearl City | 3 | 46,590 | 45,159 | -0.16% | 5,109 | 9 | CDP |
| Kailua | 4 | 40,745 | 37,900 | 0.35% | 5,243 | 8 | CDP |
| Waipahu | 5 | 40,287 | 38,276 | 0.34% | 15,044 | 3 | CDP |
| Kaneohe | 6 | 35,717 | 33,540 | 0.21% | 5,459 | 7 | CDP |
| Ewa Gentry | 7 | 28,325 | 26,358 | 1.35% | 13,304 | 2 | CDP |
| Mililani Town | 8 | 27,371 | 27,459 | -0.07% | 6,827 | 4 | CDP |
| Kapolei | 9 | 24,580 | 21,541 | 2.61% | 5,626 | 4 | CDP |
| Kailua | 10 | 23,818 | 22,972 | 3.43% | 1,726 | 14 | CDP |
| Makakilo | 11 | 21,757 | 19,565 | 1.09% | 5,694 | 4 | CDP |
| Mililani Mauka | 12 | 21,673 | 19,808 | 0.2% | 5,426 | 4 | CDP |
| Schofield Barracks | 13 | 18,574 | 18,276 | 0.8% | 6,703 | 3 | CDP |
| Ocean Pointe | 14 | 18,126 | 15,688 | 3.73% | 8,956 | 2 | CDP |
| Wahiawa | 15 | 17,295 | 16,442 | -0.2% | 7,556 | 2 | CDP |
| Ewa Beach | 16 | 15,220 | 13,803 | 0.12% | 12,779 | 1 | CDP |
| Kaneohe Base | 17 | 14,604 | 11,237 | 7.15% | 3,316 | 4 | CDP |
| Halawa | 18 | 14,510 | 13,953 | 0.23% | 6,074 | 2 | CDP |
| Waimalu | 19 | 13,983 | 13,714 | 0.12% | 7,637 | 2 | CDP |
| Waianae | 20 | 13,892 | 13,192 | 0.35% | 2,575 | 5 | CDP |
| Royal Kunia | 21 | 13,768 | 13,857 | -0.36% | 4,573 | 3 | CDP |
| Maili | 22 | 12,771 | 12,591 | 1.74% | 7,473 | 2 | CDP |
| Nanakuli | 23 | 12,296 | 11,379 | -0.2% | 4,114 | 3 | CDP |
| Waipio | 24 | 11,004 | 10,745 | -0.41% | 8,824 | 1 | CDP |
| Makaha | 25 | 10,483 | 10,087 | 1.42% | 3,897 | 3 | CDP |
| Hickam Housing | 26 | 10,147 | 9,463 | 2.16% | 2,202 | 5 | CDP |
| Aiea | 27 | 9,629 | 9,730 | 0.2% | 5,797 | 2 | CDP |
| Ahuimanu | 28 | 9,269 | 8,254 | 0.34% | 3,441 | 3 | CDP |
| Waikele | 29 | 7,569 | 7,246 | 0.08% | 6,881 | 1 | CDP |
| West Loch Estate | 30 | 6,715 | 6,685 | 1.24% | 10,190 | 1 | CDP |
| Ewa Villages | 31 | 6,660 | 6,452 | 0.54% | 5,904 | 1 | CDP |
| Iroquois Point | 32 | 6,558 | 4,968 | 3.34% | 8,066 | 1 | CDP |
| East Kapolei | 33 | 6,282 | 2,127 | 7.13% | 1,723 | 4 | CDP |
| Waimanalo | 34 | 5,816 | 5,599 | 0.41% | 1,335 | 4 | CDP |
| Waipio Acres | 35 | 5,432 | 5,556 | 0.24% | 5,543 | 1 | CDP |
| Pupukea | 36 | 5,275 | 4,070 | 0.94% | 1,535 | 3 | CDP |
| Laie | 37 | 5,229 | 6,071 | -1.15% | 3,905 | 1 | CDP |
| Kahaluu | 38 | 5,147 | 4,681 | 0.53% | 1,479 | 3 | CDP |
| Haleiwa | 39 | 4,892 | 4,589 | 1.26% | 1,589 | 3 | CDP |
| Heeia | 40 | 4,742 | 4,503 | -0.29% | 1,481 | 3 | CDP |
| Waimanalo Beach | 41 | 4,474 | 4,280 | 0% | 2,265 | 2 | CDP |
| Helemano | 42 | 4,168 | 3,089 | 7.15% | 8,963 | 0 | CDP |
| Whitmore Village | 43 | 3,762 | 3,764 | -1.29% | 4,134 | 1 | CDP |
| Kalaeloa | 44 | 3,714 | 2,421 | 7.16% | 609 | 6 | CDP |
| Hauula | 45 | 3,454 | 3,298 | -1.31% | 2,983 | 1 | CDP |
| Waialua | 46 | 2,851 | 3,112 | -2.3% | 1,301 | 2 | CDP |
| Wheeler AFB | 47 | 2,365 | 2,124 | 2.12% | 1,019 | 2 | CDP |
| Kahuku | 48 | 2,189 | 2,226 | -1.26% | 2,273 | 1 | CDP |
| Maunawili | 49 | 2,074 | 1,915 | 0.1% | 1,135 | 2 | CDP |
| Ko Olina | 50 | 1,889 | 1,713 | 0.32% | 1,751 | 1 | CDP |
| Mokuleia | 51 | 1,775 | 2,176 | -0.11% | 656 | 3 | CDP |
| Kaaawa | 52 | 1,229 | 1,235 | -0.81% | 1,542 | 1 | CDP |
| Waiahole-Waikane | 53 | 1,066 | 576 | 7.14% | 157 | 7 | CDP |
| Punaluu | 54 | 855 | 1,113 | -2.4% | 535 | 2 | CDP |
| Kawela Bay | 55 | 374 | 330 | 0.81% | 644 | 1 | CDP |
Honolulu is the largest city in Honolulu County, with a population of 344,098.
Kawela Bay is the smallest city in Honolulu County, with a population of 374.
There are 55 cities in Honolulu County, Hawaii.