- T. Marshall Hahn, Jr., Papers, 1994/20161
- Tax reports of public service corporations from the State Corporation Commission, 1895/20151
- Taylor Anderson Memorial Collection, 2004-2023, 2004/20211
- Teach For America records, 2000/20082
- Temple Beth El scrapbooks, 1959/20095
- Terry L. Meyers papers, 1988/20106
- Thad W. Tate papers, 1949/20092
- The Edgar Cayce Readings, 1886-20202
- The Eric Shoaf Tom Wolfe collection2
- The Flat Hat records, 1911/20193
- The Gentlemen of the College records, 1990/20237
- The Grove Renovation Records, 1900/20082
- The Photographic Archive of Fairfax County, Virginia - The General Collection, c.1720-20076
- The Reverend Dr. and Mrs. Richard Eugene Hager (Anne Peyton Judkins Hager) Collection, 1802/20071
- The Stairwells Records, 1990/20127