In 1958, Reeve Erwell Huff, petitioned to allow Ernestown to withdraw from the school area of Napanee, which town council overwhelmingly endorsed.

In September 1959, the first students were housed temporarily at the Township Hall and in a new cement block building erected in the town of Odessa.

Ground breaking at the current site took place in 1959 and in 1960 Ernestown Township High School opened its doors at the present location.

The Eagles compete in Badminton, Basketball, Cross-Country, Football, Ice Hockey, Soccer, Track and Field, Volleyball, Rugby and Wrestling.

The event honoured many notable alumni including, but not limited to: Adnan Virk, Konner Burtenshaw, Richard Calvert Revelle, Wendy Bouwma, Grace Flint Vanderzande, Aaron Doornekamp, Martina Fitzgerald, The MacKinnon Brothers, The Glorious Sons, and Gord Downie.