400
Fontaine Street
Lower School (JK through grade 5) of St. Stephen’s & St. Agnes School, on Fontaine Street in Seminary Hill. Originally a campus of St. Agnes School for Girls; rolled into SSSAS at the 1991 merger.
- Mid-century institutional
- Extant
Place narrative
The Fontaine Street campus is the smallest of the three SSSAS sites and the home of the school’s youngest students — Junior Kindergarten through grade 5. The campus traces its institutional lineage to St. Agnes School for Girls, which had operated continuously since its 1924 opening at 220 North Washington Street 220 North Washington Street Late-Georgian 1797 townhouse at the corner of North Washington and Queen built by merchant John Wise. Charles Lee, U.S. Attorney General and brother of Light-Horse Harry, lived … but had relocated multiple times in the intervening seven decades to keep pace with enrollment.
With the 1991 merger of St. Agnes and St. Stephen’s into 1000 Saint Stephens Road 1000 Saint Stephens Road Upper School (grades 9–12) of St. Stephen's & St. Agnes School, occupying the Saint Stephens Road campus opened in January 1957 by St. Stephen's School for Boys. In 1961 the school … , the school consolidated its operations into a three-campus arrangement: the Saint Stephens Road campus for the Upper School, the West Braddock site for the Middle School, and the Fontaine Street site for the Lower School [1] SSSAS School History Website .
All three campuses sit within a 1.5-mile radius in Seminary Ridge, the western Alexandria neighborhood named for its anchor institution 3737 Seminary Road 3737 Seminary Road Episcopal theological seminary founded in Alexandria in 1823 and relocated to its present hilltop campus in 1827. Occupied by Union forces during the Civil War and used as a … .
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The building
- Mid-century institutional
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John W. Cross · via Wikimedia Commons · CC BY 2.5 3737 Seminary Road
Episcopal theological seminary founded in Alexandria in 1823 and relocated to its present hilltop campus in 1827. Occupied by Union forces …

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The first high school in Virginia, founded 1839 by Bishop William Meade of the Episcopal Diocese on a 100-acre campus west of Old Town. …
1000 Saint Stephens Road 1000 Saint Stephens Road
Upper School (grades 9–12) of St. Stephen's & St. Agnes School, occupying the Saint Stephens Road campus opened in January 1957 by St. …

Bruce Andersen from Washington, DC · via Wikimedia Commons · CC BY-SA 2.0 King Street
Fourth of the original DC southwestern boundary stones; the marker straddles the Alexandria-Arlington line. NRHP-listed 1991.
Now
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Sources
- 1.
St. Stephen's & St. Agnes School, "School History," sssas.org, accessed 2026.
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