| population | |
| Behshahr | 168769 |
| Nowshahr | 138913 |
| Savad Kuh-e Shomali | |
| Savadkuh-e Shomali | 24834 |
| Shahrestan-e 'Abbasabad | 52832 |
| Shahrestan-e Amol | 401639 |
| Shahrestan-e Babol | 531930 |
| Shahrestan-e Babolsar | 135191 |
| population | |
| Shahrestan-e Chalus | 116542 |
| Shahrestan-e Fareydunkenar | 60031 |
| Shahrestan-e Galugah | 40078 |
| Shahrestan-e Juybar | 77576 |
| Shahrestan-e Kalar Dasht | 23648 |
| Shahrestan-e Mahmudabad | 98407 |
| Shahrestan-e Miandorud | 55053 |
| Shahrestan-e Neka | 119511 |
| population | |
| Shahrestan-e Nur | 121531 |
| Shahrestan-e Qa'em Shahr | 309199 |
| Shahrestan-e Ramsar | 74179 |
| Shahrestan-e Sari | 504298 |
| Shahrestan-e Savadkuh | 43913 |
| Shahrestan-e Tonekabon | 166132 |
| Simorgh County | 19376 |
 | Bishe Kola Air Base | ~ 45.07 km |
| Sari Dasht-e Naz International Airport | ~ 88.19 km |
| Nowshahr Airport | ~ 90.47 km |
| Mehrabad International Airport | ~ 110.96 km |
| Semnan Municipal Airport | ~ 127.72 km |
| Imam Khomeini International Airport | ~ 141.19 km |
| Payam Karaj International Airport | ~ 145.39 km |
| Ramsar Airport | ~ 164.13 km |
| Gorgan Airport | ~ 198.67 km |
