Pematangsiantar's 2026 population is now estimated at 252,048. In 2005, the population of Pematangsiantar was 229,525. Pematangsiantar has grown by 1,121 in the last year, which represents a 0.45% annual change. These population values and projections come from Indonesia urban cities population (2005 CI, 2010 C) via CityPopulation fallback access and World Population Review Internal Projections .
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Jakarta | 12,545,537 | 1.68% |
| Bekasi | 4,221,996 | 3.77% |
| Depok | 3,869,259 | 5.13% |
| Tangerang | 3,571,253 | 4.38% |
| Surabaya | 3,321,922 | 1.15% |
| Bandung | 2,769,370 | 0.91% |
| Medan | 2,330,213 | 0.66% |
| Semarang | 2,209,539 | 2.36% |
| Batam | 2,043,042 | 5.13% |
| Makassar | 2,022,830 | 2.65% |
| Palembang | 1,891,525 | 1.72% |
| Pekanbaru | 1,815,161 | 4.61% |
| Denpasar | 1,755,037 | 5.13% |
| Samarinda | 1,526,407 | 5.13% |
| Padang | 1,301,164 | 3.09% |
| Tangerang Selatan | 1,290,322 | 0% |
| Tasikmalaya | 1,232,273 | 4.84% |
| Bandar Lampung | 1,201,620 | 2.02% |
| Bogor | 1,166,120 | 1.29% |
| Jambi | 1,082,872 | 4.74% |
| Malang | 990,995 | 1.19% |
| Balikpapan | 931,342 | 3.63% |
| Cilegon | 801,473 | 5.13% |
| Pontianak | 764,605 | 2.03% |
| Banjarmasin | 745,652 | 1.23% |
| Kupang | 702,755 | 5.13% |
| Ambon | 680,980 | 5.13% |
| Mataram | 674,606 | 3.27% |
| Palu | 604,067 | 4.25% |
| Kendari | 589,041 | 5.13% |
| Cimahi | 523,327 | -0.21% |
| Jayapura | 520,463 | 5.13% |
| Bengkulu | 493,221 | 3.23% |
| Manado | 484,703 | 1.29% |
| Surakarta | 477,400 | -0.28% |
| Banda Aceh | 463,563 | 4.67% |
| Palangka Raya | 446,461 | 5.13% |
| Serang | 428,484 | 0% |
| Banjarbaru | 427,992 | 5.13% |
| Batu | 380,452 | 5.13% |
| Gorontalo | 369,502 | 4.82% |
| Sukabumi | 365,692 | 1.27% |
| Dumai | 347,474 | 4.42% |
| Kediri | 343,389 | 1.55% |
| Tarakan | 334,806 | 4% |
| Lubuklinggau | 330,096 | 4.68% |
| Probolinggo | 323,080 | 3.14% |
| Metro | 317,658 | 5.13% |
| Pekalongan | 312,905 | 0.81% |
| Binjai | 282,992 | 1.16% |
| Ternate | 276,718 | 3.55% |
| Banjar | 274,701 | 5.13% |
| Yogyakarta | 273,873 | -2.16% |
| Pangkal Pinang | 268,480 | 3.17% |
| Pasuruan | 266,586 | 2.27% |
| Prabumulih | 265,839 | 5.04% |
| Bitung | 261,873 | 3.32% |
| Cirebon | 260,006 | -0.82% |
| Pematangsiantar | 252,048 | 0.45% |
| Parepare | 245,465 | 4.3% |
| Tanjungbalai | 243,883 | 2.9% |
| Tegal | 242,577 | 0.08% |
| Bontang | 241,018 | 3.44% |
| Salatiga | 240,559 | 2.18% |
| Bau-Bau | 231,529 | 4.96% |
| Tanjung Pinang | 211,311 | 1.1% |
| Palopo | 204,782 | 3.61% |
| Payakumbuh | 203,145 | 5.13% |
| Bima | 196,979 | 3.58% |
| Singkawang | 189,066 | 2.45% |
| Tebing Tinggi | 185,547 | 1.54% |
| Pagar Alam | 172,657 | 5.13% |
| Madiun | 169,608 | -0.05% |
| Bukittinggi | 154,304 | 2.06% |
| Mojokerto | 151,279 | 1.45% |
| Blitar | 150,055 | 0.81% |
| Tomohon | 136,828 | 5.13% |
| Pariaman | 132,927 | 5.13% |
| Lhokseumawe | 129,251 | 0% |
| Langsa | 124,270 | 0% |
| Sorong | 118,017 | 0% |
| Magelang | 100,525 | -1.01% |
| Padang Sidempuan | 90,974 | -1.67% |
| Tidore | 75,713 | 5.13% |
| Solok | 74,347 | 1.53% |
| Kotamobagu | 69,698 | 0% |
| Sibolga | 67,808 | -1.36% |
| Padang Panjang | 65,904 | 2.44% |
| Sawahlunto | 65,834 | 3.94% |
| Sungai Penuh | 53,281 | 0% |
| Gunungsitoli | 35,969 | 0% |
| Tual | 27,821 | 0% |
| Sabang | 19,049 | 0% |
| Subulussalam | 12,837 | 0% |
