| Name | Population | Latitude/Longitude |
| 1 | Warsaw , Mazovia |
1,702,139 |
52.23 / 21.012 |
| 2 | Krakow , Lesser Poland |
804,237 |
50.061 / 19.937 |
| 3 | Wroclaw , Lower Silesia |
672,545 |
51.103 / 17.03 |
| 4 | Lodz , Łódź Voivodeship |
645,693 |
51.771 / 19.474 |
| 5 | Poznan , Greater Poland |
536,151 |
52.407 / 16.93 |
| 6 | Gdansk , Pomerania |
487,371 |
54.352 / 18.649 |
| 7 | Szczecin , West Pomerania |
395,513 |
53.429 / 14.553 |
| 8 | Lublin , Lublin |
336,339 |
51.251 / 22.57 |
| 9 | Bydgoszcz , Kujawsko-Pomorskie |
330,038 |
53.123 / 18.008 |
| 10 | Bialystok , Podlasie |
295,683 |
53.133 / 23.164 |
| 11 | Katowice , Silesia |
286,960 |
50.26 / 19.022 |
| 12 | Gdynia , Pomerania |
257,000 |
54.519 / 18.532 |