St. Albans School (STA) is an independent college preparatory day and boarding school for boys in grades 4–12, located in Washington, D.C.[2] The school is named after Saint Alban, traditionally regarded as the first British martyr.

[3] Within the St. Albans community, the school is commonly referred to as "S-T-A."

All the affiliated schools named are members of the Protestant Episcopal Cathedral Foundation.

The school was founded in 1909, with $300,000 ($7.2 million in 2015 dollars) in funding bequeathed by Harriet Lane Johnston, niece of President James Buchanan.

The firm Skidmore, Owings, and Merrill designed the building, which received considerable media attention.