Natatorium - Trinity's indoor swimming pool, located inside the Ferris Athletic Center.

Natural History Museum - Originally known as the “Cabinet,” Trinity was home to an extensive museum which included fossils, birds and mammals, aquaria, entomology, and geology.

Navy V-12 Training Program - Military organization formed during World War II.

'Neath the Elms - Trinity's alma mater.

Nest Artists - Student-run organization focused on creating and showcasing art.

Nests - Networks of support and resources for new students.

New York Association of Alumni of Trinity College - Early alumni association made up of Trinity graduates who live in or near New York City.

North Campus Hall - Student dormitory in the North Campus area on Vernon Street.

Northam Towers - Student dormitory, part of the Long Walk.

Nutt Mathematics, Engineering and Computer Science Center - Academic building housing the math, engineering, and computer science departments.