Ihu's 2026 population is now estimated at 1,118. In 2000, the population of Ihu was 511. Ihu has grown by 33 in the last year, which represents a 3.04% annual change. These population values and projections come from Papua New Guinea city census 2000 via CityPopulation attribution, Papua New Guinea city census 2011 via CityPopulation NSO attribution and World Population Review Internal Projections .
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Port Moresby | 594,535 | 3.32% |
| Lae | 192,479 | 1.72% |
| Wewak | 59,807 | 3.1% |
| Kimbe | 44,110 | 4.46% |
| Madang | 41,627 | 0.98% |
| Mount Hagen | 32,547 | 0.6% |
| Goroka | 29,330 | 1.68% |
| Vanimo | 22,723 | 3.3% |
| Popondetta | 20,124 | 3.17% |
| Daru | 18,770 | 1.44% |
| Kundiawa | 16,138 | 2.69% |
| Kiunga | 16,097 | 2.58% |
| Lorengau | 15,608 | 3.82% |
| Alotau | 15,188 | 1.66% |
| Kavieng | 13,679 | 2.15% |
| Tabubil | 12,981 | 1.58% |
| Mendi | 12,618 | 1.57% |
| Buka | 11,466 | 5.13% |
| Kokopo | 11,338 | 3.59% |
| Kerowagi | 9,980 | 5.13% |
| Aitape | 9,599 | 2.93% |
| Tari | 7,113 | 5.13% |
| Kerema | 7,108 | 1.27% |
| Balimo | 6,938 | 3.09% |
| Kagamuga | 6,489 | 5.14% |
| Wabag | 6,448 | 1.64% |
| Rabaul | 6,308 | 1.86% |
| Finschafen | 6,150 | 5.13% |
| Minj | 5,652 | 5.11% |
| Bulolo | 5,382 | -1.82% |
| Kainantu | 5,346 | 0.94% |
| Bialla | 4,813 | 4% |
| Ramu Sugar | 4,504 | -0.62% |
| Kerevat | 3,866 | 5.14% |
| Arawa | 3,749 | 2.04% |
| Hagita Estate | 3,610 | 0.89% |
| Ialibu | 3,538 | 3.81% |
| Wapenamanda | 3,476 | 5.11% |
| Mosa | 3,400 | 1.77% |
| Banz | 3,061 | 3.52% |
| Chuave | 3,002 | 5.11% |
| Laiagam | 2,934 | 5.12% |
| Londolovit | 2,672 | 3.29% |
| Wau | 2,609 | -1.95% |
| Namatanai | 2,547 | 3.41% |
| Malalaua | 2,367 | 2.38% |
| Kwikila | 2,365 | 3.1% |
| Lakurumau Estate | 2,311 | 4.95% |
| Mamba | 2,306 | 1.41% |
| Kikori | 2,243 | -0.71% |
| Bereina | 2,220 | 2.4% |
| Maprik | 1,825 | 1.11% |
| Moreguina | 1,799 | 3.63% |
| Ambunti | 1,728 | 0.52% |
| Angoram | 1,656 | -0.84% |
| Kupiano | 1,506 | 2.1% |
| Baimuru | 1,428 | 0.07% |
| Wakwak | 1,294 | 1.57% |
| Wakunai | 1,181 | 5.07% |
| Ihu | 1,118 | 3.04% |
| Tufi Government Station | 1,082 | 5.15% |
| Kandrian | 910 | 0.66% |
| Paiam | 855 | 2.03% |
| Kokoda | 848 | 1.68% |
| Lombrum Navy Base | 837 | -1.76% |
| Pogera | 803 | -2.19% |
| Tapini | 791 | 1.93% |
| Goldie | 762 | -0.13% |
| Ukarumpa S.I.L. | 622 | 1.97% |
| Yonki | 621 | -2.05% |
| Bihute | 359 | -1.37% |
| Sogeri | 282 | -2.76% |
| Bogia | 260 | -4.06% |
| Nonga Base | 221 | -4.74% |