| population | |
| Adapazari | 259516 |
| Akyazi Ilcesi | 84281 |
| Arifiye | 38905 |
| Erenler | 78094 |
| Ferizli Ilcesi | 24585 |
| Geyve Ilcesi | 48171 |
| population | |
| Hendek Ilcesi | 76134 |
| Karapuercek Ilcesi | 12422 |
| Karasu Ilcesi | 55342 |
| Kaynarca Ilcesi | 23390 |
| Kocaali Ilcesi | 22666 |
| Merkez |
| population | |
| Pamukova Ilcesi | 27841 |
| Sapanca Ilcesi | 39061 |
| Serdivan | 105775 |
| Soeguetlue Ilcesi | 14055 |
| Tarakli Ilcesi | 7135 |
 | Cengiz Topel Airport | ~ 42.16 km |
| Bursa Yenişehir Airport | ~ 102.35 km |
| Anadolu Airport | ~ 104.68 km |
| Eskişehir Air Base | ~ 107.40 km |
| Istanbul Sabiha Gökçen International Airport | ~ 108.47 km |
| İstanbul Atatürk Airport | ~ 150.02 km |
| Zonguldak Çaycuma Airport | ~ 151.55 km |
| İstanbul Airport | ~ 164.64 km |
| Zafer Airport | ~ 186.11 km |
