| population | |
| City of Olean | 14452 |
| City of Salamanca | 5815 |
| Town of Allegany | 7691 |
| Town of Ashford | 2084 |
| Town of Carrollton | 1241 |
| Town of Coldspring | 649 |
| Town of Conewango | 1845 |
| Town of Dayton | 1832 |
| Town of East Otto | 1054 |
| Town of Ellicottville | 1598 |
| Town of Farmersville | 1072 |
| Town of Franklinville | 2885 |
| population | |
| Town of Freedom | 2335 |
| Town of Great Valley | 1970 |
| Town of Hinsdale | 2100 |
| Town of Humphrey | 660 |
| Town of Ischua | 827 |
| Town of Leon | 1323 |
| Town of Little Valley | 1683 |
| Town of Lyndon | 683 |
| Town of Machias | 2317 |
| Town of Mansfield | 827 |
| Town of Napoli | 1293 |
| Town of New Albion | 1911 |
| population | |
| Town of Olean | 1926 |
| Town of Otto | 783 |
| Town of Perrysburg | 1592 |
| Town of Persia | 2324 |
| Town of Portville | 3615 |
| Town of Randolph | 2521 |
| Town of Red House | 35 |
| Town of Salamanca | 450 |
| Town of South Valley | 262 |
| Town of Yorkshire | 3786 |
 | Chautauqua County-Jamestown Airport | ~ 48.53 km |
| Bradford Regional Airport | ~ 49.64 km |
| Chautauqua County-Dunkirk Airport | ~ 55.84 km |
| Wellsville Municipal Airport - Tarantine Field | ~ 58.83 km |
| Buffalo Niagara International Airport | ~ 77.06 km |
| Dansville Municipal Airport | ~ 86.98 km |
| St Marys Municipal Airport | ~ 94.11 km |
| Niagara Falls International Airport | ~ 97.95 km |
 | Niagara District Airport | ~ 112.33 km |
