Ostrowiec Swietokrzyski's 2025 population is now estimated at 66,097. In 1950, the population of Ostrowiec Swietokrzyski was 20,273. Ostrowiec Swietokrzyski experienced a decrease of -1,878 residents over the past year, marking an annual decline of -0.56%.
| City | 2025 Pop. ↓ | Growth |
|---|---|---|
| Warsaw | 1,800,230 | |
| Krakow | 769,375 | |
| Lodz | 650,066 | |
| Wroclaw | 642,228 | |
| Poznan | 518,274 | |
| Gdansk | 465,553 | |
| Szczecin | 396,654 | |
| Bydgoszcz | 338,761 | |
| Lublin | 326,875 | |
| Mokotow | 212,670 | |
| Praga Poludnie | 187,845 | |
| Ursynow | 147,676 | |
| Wola | 143,996 | |
| Bielany | 134,854 | |
| Srodmiescie | 134,306 | |
| Targowek | 124,316 | |
| Bemowo | 102,393 | |
| Ochota | 93,192 | |
| Praga Polnoc | 93,192 | |
| Bialoleka | 89,324 | |
| Sosnowiec | 86,700 | |
| Myslowice | 75,281 | |
| Fordon | 70,000 | |
| Glogow | 68,530 | |
| Bialystok | 66,000 | |
| Wawer | 62,656 | |
| Chorzow | 57,900 | |
| Legnica | 54,900 | |
| Starachowice | 53,739 | |
| Czestochowa | 53,700 | |
| Zawiercie | 53,159 | |
| Elblag | 52,500 | |
| Gliwice | 52,400 | |
| Bytom | 51,400 | |
| Zoliborz | 50,934 | |
| Tarnobrzeg | 50,459 | |
| Pulawy | 49,759 | |
| Wodzislaw Slaski | 49,521 | |
| Skarzysko-Kamienna | 49,410 | |
| Radomsko | 49,175 | |
| Skierniewice | 49,042 | |
| Kutno | 48,323 | |
| Starogard Gdanski | 48,202 | |
| Krosno | 47,784 | |
| Debica | 47,366 | |
| Ursus | 47,285 | |
| Nysa | 47,283 | |
| Wejherowo | 46,820 | |
| Ciechanow | 46,438 | |
| Rumia | 44,791 | |
| Zdunska Wola | 44,515 | |
| Sieradz | 44,436 | |
| Kolobrzeg | 44,377 | |
| Otwock | 43,388 | |
| Zyrardow | 41,179 | |
| Oswiecim | 41,143 | |
| Swinoujscie | 40,919 | |
| Boleslawiec | 40,682 | |
| Nowa Sol | 40,354 | |
| Sopot | 40,142 | |
| Jaroslaw | 40,134 | |
| Swidnik | 40,050 | |
| Chrzanow | 39,973 | |
| Knurow | 39,744 | |
| Sanok | 39,684 | |
| Chojnice | 39,407 | |
| Mikolow | 38,821 | |
| Zary | 38,779 | |
| Malbork | 38,655 | |
| Szczecinek | 38,496 | |
| Sochaczew | 38,267 | |
| Brzeg | 38,259 | |
| Swietochlowice | 37,952 | |
| Jaslo | 37,851 | |
| Olkusz | 37,744 | |
| Kwidzyn | 37,601 | |
| Minsk Mazowiecki | 37,027 | |
| Olesnica | 36,956 | |
| Wolomin | 36,592 | |
| Piaseczno | 36,278 | |
| Wlochy | 36,276 | |
| Krasnik | 35,834 | |
| Cieszyn | 35,586 | |
| Lebork | 35,161 | |
| Czechowice-Dziedzice | 34,703 | |
| Police | 34,350 | |
| Czeladz | 34,308 | |
| Dzierzoniow | 34,168 | |
| Nowy Targ | 33,763 | |
| Gorzow Wielkopolski | 33,600 | |
| Ostroda | 33,524 | |
| Myszkow | 33,273 | |
| Zgorzelec | 33,247 | |
| Grudziadz | 32,700 | |
| Ilawa | 32,557 | |
| Zywiec | 32,132 | |
| Tarnow | 31,700 | |
| Katowice | 31,700 | |
| Olawa | 30,898 | |
| Bielawa | 30,824 | |
| Lukow | 30,465 | |
| Srem | 30,404 | |
| Radom | 30,100 | |
| Opole | 30,100 | |
| Gizycko | 29,972 | |
| Lowicz | 29,809 | |
| Augustow | 29,752 | |
| Torun | 29,600 | |
| Turek | 29,533 | |
| Mlawa | 29,398 | |
| Krotoszyn | 29,231 | |
| Bochnia | 29,184 | |
| Swarzedz | 29,010 | |
| Czerwionka-Leszczyny | 28,740 | |
| Wrzesnia | 28,703 | |
| Gorlice | 28,609 | |
| Swidnica | 28,439 | |
| Gierloz | 28,351 | |
| Ketrzyn | 28,171 | |
| Klodzko | 27,941 | |
| Nowy Dwor Mazowiecki | 27,633 | |
| Zakopane | 27,580 | |
| Brodnica | 27,341 | |
| Slupsk | 27,300 | |
| Plock | 27,000 | |
| Bilgoraj | 26,987 | |
| Grodzisk Mazowiecki | 26,684 | |
| Wyszkow | 26,628 | |
| Bielsk Podlaski | 26,493 | |
| Lubon | 26,431 | |
| Zagan | 26,251 | |
| Szczytno | 26,044 | |
| Zabrze | 26,000 | |
| Kluczbork | 25,978 | |
| Walcz | 25,971 | |
| Swiecie | 25,843 | |
| Jarocin | 25,665 | |
| Bartoszyce | 25,660 | |
| Pszczyna | 25,288 | |
| Raciborz | 25,250 | |
| Sandomierz | 25,087 | |
| Kabaty | 25,000 | |
| Nowa Ruda | 24,753 | |
| Wagrowiec | 24,428 | |
| Wielun | 24,384 | |
| Olsztyn | 24,300 | |
| Bialogard | 24,265 | |
| Lubliniec | 24,133 | |
| Koscian | 24,096 | |
| Jawor | 23,865 | |
| Skawina | 23,647 | |
| Pruszcz Gdanski | 23,618 | |
| Kolo | 23,493 | |
| Zabki | 23,473 | |
| Koscierzyna | 23,361 | |
| Prudnik | 23,343 | |
| Piastow | 23,290 | |
| Swiebodzice | 23,228 | |
| Kielce | 23,200 | |
| Marki | 23,177 | |
| Wloclawek | 23,000 | |
| Zambrow | 22,857 | |
| Lubartow | 22,839 | |
| Grajewo | 22,803 | |
| Ostrow Mazowiecka | 22,653 | |
| Opoczno | 22,592 | |
| Goleniow | 22,505 | |
| Luban | 22,245 | |
| Plonsk | 22,217 | |
| Hajnowka | 22,157 | |
| Kalisz | 22,000 | |
| Laziska Gorne | 21,983 | |
| Mragowo | 21,965 | |
| Andrychow | 21,954 | |
| Rembertow | 21,893 | |
| Rydultowy | 21,887 | |
| Swiebodzin | 21,757 | |
| Sroda Wielkopolska | 21,757 | |
| Kamienna Gora | 21,743 | |
| Leczna | 21,719 | |
| Polkowice | 21,565 | |
| Rawicz | 21,380 | |
| Gryfino | 21,270 | |
| Dzialdowo | 21,127 | |
| Zielona Gora | 21,000 | |
| Gostyn | 20,771 | |
| Konskie | 20,756 | |
| Ozorkow | 20,608 | |
| Chelmno | 20,576 | |
| Koszalin | 20,400 | |
| Aleksandrow Lodzki | 20,292 | |
| Tomaszow Lubelski | 20,261 | |
| Strzelce Opolskie | 20,241 | |
| Wesola | 20,000 | |
| Pionki | 19,966 | |
| Chodziez | 19,776 | |
| Bierun | 19,659 | |
| Naklo nad Notecia | 19,565 | |
| Krasnystaw | 19,532 | |
| Kety | 19,249 | |
| Wadowice | 19,238 | |
| Pisz | 19,232 | |
| Sokolka | 19,079 | |
| Pultusk | 19,039 | |
| Pyskowice | 19,018 | |
| Gostynin | 18,976 | |
| Sierpc | 18,866 | |
| Trzebinia | 18,828 | |
| Bogatynia | 18,688 | |
| Wieliczka | 18,677 | |
| Kozienice | 18,677 | |
| Miedzyrzecz | 18,669 | |
| Hrubieszow | 18,605 | |
| Szamotuly | 18,588 | |
| Lask | 18,577 | |
| Orzesze | 18,438 | |
| Sulejowek | 18,414 | |
| Pila | 18,405 | |
| Zlotow | 18,395 | |
| Braniewo | 18,356 | |
| Rzeszow | 18,300 | |
| Krapkowice | 18,275 | |
| Lancut | 18,266 | |
| Sokolow Podlaski | 18,241 | |
| Reda | 18,116 | |
| Kostrzyn nad Odra | 18,099 | |
| Sulechow | 18,055 | |
| Oborniki | 17,915 | |
| Jozefow | 17,910 | |
| Libiaz | 17,834 | |
| Deblin | 17,775 | |
| Rawa Mazowiecka | 17,770 | |
| Myslenice | 17,686 | |
| Kobylka | 17,659 | |
| Pleszew | 17,640 | |
| Slubice | 17,567 | |
| Zielonka | 17,518 | |
| Jaworzno | 17,500 | |
| Radlin | 17,479 | |
| Konstantynow Lodzki | 17,415 | |
| Bielsko-Biala | 17,400 | |
| Radzionkow | 17,167 | |
| Miedzyrzec Podlaski | 17,158 | |
| Busko-Zdroj | 17,095 | |
| Strzegom | 17,004 | |
| Trzcianka | 16,914 | |
| Brzesko | 16,866 | |
| Jedrzejow | 16,792 | |
| Boguszow-Gorce | 16,726 | |
| Bytow | 16,724 | |
| Gryfice | 16,720 | |
| Przasnysz | 16,718 | |
| Nowogard | 16,703 | |
| Gubin | 16,629 | |
| Zlotoryja | 16,612 | |
| Rypin | 16,589 | |
| Konstancin-Jeziorna | 16,548 | |
| Lidzbark Warminski | 16,540 | |
| Lapy | 16,434 | |
| Walbrzych | 16,400 | |
| Namyslow | 16,376 | |
| Zabkowice Slaskie | 16,321 | |
| Ledziny | 16,305 | |
| Ustka | 16,250 | |
| Staszow | 16,137 | |
| Swidwin | 16,076 | |
| Radzyn Podlaski | 16,071 | |
| Olecko | 15,923 | |
| Garwolin | 15,912 | |
| Przeworsk | 15,805 | |
| Milanowek | 15,784 | |
| Choszczno | 15,733 | |
| Ustron | 15,637 | |
| Nisko | 15,573 | |
| Leczyca | 15,528 | |
| Siemiatycze | 15,421 | |
| Chelmza | 15,403 | |
| Jelcz Laskowice | 15,340 | |
| Lomianki | 15,315 | |
| Jelcz | 15,308 | |
| Ropczyce | 15,279 | |
| Nowy Tomysl | 15,179 | |
| Solec Kujawski | 15,125 | |
| Glucholazy | 15,120 | |
| Glowno | 15,103 | |
| Kartuzy | 15,002 | |
| Cieplice Slaskie Zdroj | 15,000 | |
| Lubsko | 14,994 | |
| Wladyslawowo | 14,889 | |
| Grojec | 14,880 | |
| Lipno | 14,821 | |
| Kepno | 14,813 | |
| Skoczow | 14,810 | |
| Ruda Slaska | 14,800 | |
| Kozle | 14,780 | |
| Czluchow | 14,759 | |
| Morag | 14,745 | |
| Nidzica | 14,720 | |
| Limanowa | 14,714 | |
| Slupca | 14,476 | |
| Wschowa | 14,458 | |
| Ostrzeszow | 14,446 | |
| Darlowo | 14,398 | |
| Barlinek | 14,385 | |
| Chojnow | 14,209 | |
| Wilanow | 14,032 | |
| Pszow | 14,028 | |
| Znin | 14,008 | |
| Lezajsk | 13,958 | |
| Wabrzezno | 13,911 | |
| Grodzisk Wielkopolski | 13,826 | |
| Debno | 13,804 | |
| Goldap | 13,769 | |
| Glubczyce | 13,697 | |
| Wolsztyn | 13,689 | |
| Tuchola | 13,686 | |
| Niedobczyce | 13,500 | |
| Slawno | 13,415 | |
| Zdzieszowice | 13,401 | |
| Koluszki | 13,343 | |
| Zlocieniec | 13,337 | |
| Klobuck | 13,190 | |
| Wlodawa | 13,142 | |
| Rabka-Zdroj | 13,071 | |
| Golub-Dobrzyn | 12,937 | |
| Pyrzyce | 12,893 | |
| Tczew | 12,808 | |
| Szprotawa | 12,786 | |
| Brzeg Dolny | 12,689 | |
| Gora | 12,668 | |
| Lubaczow | 12,595 | |
| Wegrow | 12,512 | |
| Mogilno | 12,465 | |
| Wolin | 12,438 | |
| Strzelin | 12,394 | |
| Mosina | 12,318 | |
| Brwinow | 12,315 | |
| Aleksandrow Kujawski | 12,290 | |
| Brzeziny | 12,289 | |
| Wolow | 12,276 | |
| Krynica-Zdroj | 12,270 | |
| Paslek | 12,267 | |
| Trzebnica | 12,212 | |
| Blonie | 12,195 | |
| Krosno Odrzanskie | 12,178 | |
| Milicz | 12,169 | |
| Szydlowiec | 12,128 | |
| Mysliborz | 12,092 | |
| Kozy | 11,920 | |
| Wegorzewo | 11,864 | |
| Kowary | 11,834 | |
| Janow Lubelski | 11,811 | |
| Pinczow | 11,806 | |
| Ostrow Wielkopolski | 11,800 | |
| Brzeszcze | 11,787 | |
| Miechow | 11,735 | |
| Czarnkow | 11,562 | |
| Nowa Deba | 11,489 | |
| Wronki | 11,462 | |
| Puck | 11,415 | |
| Wisla | 11,379 | |
| Zamosc | 11,300 | |
| Dabrowa Tarnowska | 11,291 | |
| Drawsko Pomorskie | 11,275 | |
| Warka | 11,048 | |
| Nowe Miasto Lubawskie | 10,997 | |
| Miedzychod | 10,994 | |
| Koronowo | 10,965 | |
| Miastko | 10,954 | |
| Bukowno | 10,874 | |
| Rogozno | 10,859 | |
| Ciechocinek | 10,832 | |
| Sycow | 10,809 | |
| Gora Kalwaria | 10,777 | |
| Wloszczowa | 10,661 | |
| Kolno | 10,659 | |
| Lobez | 10,609 | |
| Monki | 10,577 | |
| Drezdenko | 10,541 | |
| Dobre Miasto | 10,514 | |
| Kolbuszowa | 10,442 | |
| Bystrzyca Klodzka | 10,375 | |
| Biskupiec | 10,340 | |
| Trzebiatow | 10,322 | |
| Karczew | 10,319 | |
| Parczew | 10,249 | |
| Olesno | 10,236 | |
| Kudowa-Zdroj | 10,176 | |
| Sulecin | 10,090 | |
| Poniatowa | 10,056 | |
| Skwierzyna | 10,051 | |
| Wielki Kack | 10,012 |
