1791 – Baptist Society formed, holds religious meetings in homes and barns of Revolutionary War veterans from Massachusetts who received land as compensation for their military service. William Barrows becomes deacon.

1792 – Town incorporated. Although residents requested the name “Columbia,” they were given the name Hebron.

1804 – On Feb. 10, charter granted establishing the academy “for the purpose of promoting piety and virtue, and for the education of youth.”

1805 – School opens doors to 25 boys and girls who rent rooms from Deacon Barrows and area farmers. In three years, the student population doubled to 50.

1819 – Academy building burns. There is pressure to move the school to wealthier Paris Hill, but Deacon Barrows defends school’s location in an impassioned speech to trustees.

1829 – First dormitory built.

1852 – Tuition for the “classical and high English studies” is raised to $3.50 for 12 weeks.

1874 – Hebron becomes the western fitting school for Colby College in Waterville, then known as Colby University. The affiliation lasts until 1956.

1878 – First formal commencement held.

1883 – First reunion of alumni held.

1891 – The present Sturdivant Hall academy building is dedicated.

1893 – Football begins at the school.

1899 – The YMCA and YWCA enhance the school’s spiritual and social life.

1900 – Sturtevant Home dedicated.

1904 – Centennial celebrated at commencement.

1922 – Academy becomes a “boys only” school until it changes back to co-ed in 1972.

1926 – Dedication of Stanley Arena, the country’s first covered ice arena at a boarding school, named in honor of alumnus Freelan Stanley of the Class of 1873, inventor of the Stanley automobile and an academy trustee.

1929 – Sargent Memorial Gymnasium dedicated.

1933 – In the fourth year of the Depression, Principal Hunt appeals to alumni, asking them to refer students.

1937 – Tuition rates range from $575 for a room in Atwood to $750 for a room in Sturtevant.

1940 – Enrollment of 193 includes boys from Massachusetts, Maine, Connecticut, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island and Washington.

1943 – The board of trustees closes the school because of World War II; school reopens in 1946.

1952 – Stanley Arena collapses under weight of rain-soaked snow

1953 – Stanley Arena II dedicated

1960 – Treat Science Hall built.

1960 – Stanley Arena II collapses

1961 – New open-air artificial ice rink constructed.

1969 – Halford dormitory built.

1970 – Hupper Library built.

1972 – Academy returns to coeducational status.

1993 – Ice rink enclosed; becomes Robinson Arena

2004 – Tuition is $33,000 annually for boarding students, $18,500 for upper school day students.