[3] Northampton High's theater program was under the direction of Stephen Eldredge from his hire in 2005 until his departure in 2022.

[5] Eldredge has acted, directed and taught theater in New York, San Francisco and New England for over 30 years.

A black box theater was added in 2012, providing an alternative performing, with room for 75 audience members.

[7] There is also a small theater which seats 90; it is used primarily for the school's chorus, chamber choir, and the a cappella group The Northamptones.

In the spring, senior students are given the opportunity to produce, direct, and put up a show of their own in the Black Box.