Fairfax County (seat Fairfax) formed 1742 from Prince William. Northern Virginia research is dense: plantations, later suburbs, and proximity to Alexandria/Falls Church independent cities.
Research posture: use Library of Virginia chancery and county microfilm; pair with Independent City of Alexandria when families move across the city line.
Newspapers
Title-by-title year ranges below are digitized holdings listed below (digitized issues), not always the full publication span.
Open each title to confirm gaps. Mastheads and successors change often.
Northern Virginia local history and genealogy room.
Fairfax County public library / local history desk
library
· Fairfax
Start with the county public library local history desk or Virginia room for Fairfax. Hours and catalog portals change—verify before visiting. Pair with Library of Virginia catalogs and Virginia Chronicle for newspapers.
Search for active historical and genealogical societies serving Fairfax County. Names and websites change; VAGenWeb and Library of Virginia society lists are good discovery points.
Virginia vital registration is late relative to New England—church, Bible, and court evidence dominate early work.
Always cite repository and series. This site’s guidance is a starting map, not a substitute for the clerk’s inventory.
Census
Federal census; tax lists and tithables for colonial/early national gaps.
Complement census with tax lists and, where available, city directories.
Courthouse & contacts
Fairfax County courthouse complex. Confirm modern clerk imaging portals vs. LVA microfilm.
If not found here, try…
Virginia brick walls are often jurisdiction problems.
When a deed, probate, or vital is missing here, try the parent district for the
event year and neighboring counties for kin who lived across the line—not a
substitute for later statewide birth/death registration.
Formed 1742
Parent / earlier jurisdiction
Prince William County — check district-era records before this county existed
(districts guide).
Formation, place-names, and series notes on this hub will cite standard Virginia references.
Always verify at the repository—fires and thin series vary by book and decade.
State encyclopedia / published historical essays — search for Fairfax County topics.
County formation & boundaries
Virginia county formation and independent-city research — verify in Library of Virginia guides (this county formed 1742).
See also the
counties & formation guide when published.
Place-names & communities
Virginia place-names, former communities, and watercourses (local histories + GNIS).