| 1892: | The First National Bank of Cortland receives its Charter & opens for business in April. Mr. William Wartman was the Bank's first president. |
| 1911: | The First National Bank of Cortland drops its national charter and switches to a state chartered bank adopting the name of The Cortland Savings and Banking Company. |
| 1963: | First branch opens in Brookfield. |
| 1971: | Mr. Lynn Morey retires as President, (1946-71). Donald J. Althouse elected as President. |
| 1972: | Vienna branch opens. |
| 1975: | Bristolville branch opens. |
| 1976: | Mr. Althouse retires as President (1971-1976). Mr. Rodger W. Platt is elected President of the Bank. |
| 1979: | Hiram & Windham acquired. Williamsfield opens. Total assets reach $100 million. |
| 1982: | CSB stock splits 5 for 1. |
| 1983: | Forms a new department offering full Trust Services. |
| 1985: | Holding Company acquires CSB stock in an exchange for Cortland Bancorp Stock. |
| 1985: | The Warren office on Elm Road opens and quickly becomes our third largest office. Total assets hit $200 million. |
| 1987: | The Mantua, Portage County office is purchased and the Hubbard office opens. The 13,000 sq. ft. expansion of the Bank’s main office is completed. Mr. Platt is named chairman. |
| 1988: | Cortland Bancorp stock pays a 50% stock dividend (3 for 2 split). |
| 1988: | Capital increases by $2.6 million through Shareholder Rights Offering. Dividend Reinvestment Program is initiated. Assets top $300 million. |
| 1989: | Annual stock dividend begins |
| 1992: | 100 Year celebration! |
| 1995: | The eleventh office opens in Niles. |
| 1995: | North Bloomfield is the twelfth office. |
| 1997: | Boardman is the first branch in Mahoning County. |
| 1998: | Stock splits 3 for 1. Assets hit $400 million. |
| 1998: | Construction of new Mantua office occurs. |
| 1999: | Hiram is consolidated with new Mantua office. |
| 1999-2000: | Niles Park office opens & Niles Village closes. |
| 2000-2004: | Stock repurchase programs are launched. |
| 2002: | Victor Hills opens in Boardman. |
| 2005: | Lawrence Fantauzzi takes over as Mr. Platt retires from Presidency (1976-2005) and 42 years with the Bank. |
| 2006: | Construction of the new Windham office begins in October. |
| 2007: | The new freestanding Windham office opens in May on Maple Grove Road. |
| 2008: | Construction begins on the new Brookfield office in January. The new Brookfield office opens in June. |
| 2008: | Middlefield opens as first branch in Geauga County in May, for a total of 14 offices. |
| 2008: | Construction begins in June on the new North Lima office, and opens in November 2008. |