9 cities and towns
| Abbreviation | 47 |
| State Population | 207,974 |
| # | City | Population | Median Income | Home Value | Median Rent | Median Age |
|---|---|---|---|---|---|---|
| 1 | Rayong | 106,737 | N/A | N/A | N/A | 40.1 |
| 2 | Klaeng | 55,619 | N/A | N/A | N/A | 40.1 |
| 3 | Ban Chang | 28,204 | N/A | N/A | N/A | 40.1 |
| 4 | Ban Phe | 17,414 | N/A | N/A | N/A | 40.1 |
| 5 | Wang Chan | 0 | N/A | N/A | N/A | — |
| 6 | Pluak Daeng | 0 | N/A | N/A | N/A | — |
| 7 | Ban Khai | 0 | N/A | N/A | N/A | — |
| 8 | Nikhom Phattana | 0 | N/A | N/A | N/A | — |
| 9 | Khao Chamao | 0 | N/A | N/A | N/A | — |