Federal Data HubIRS Migration Flows · JSON

Fairfax County, VA

County-to-county migration · IRS SOI · filing years 2022-2023

Net migration: -4,809 tax returns · -9,173 people · $-815,099,000 AGI

Inflow
39,715 returns · 67,280 people · $4,196,174,000 AGI
Outflow
44,524 returns · 76,453 people · $5,011,273,000 AGI

Top origins (where new residents came from)

CountyReturnsAGI
Arlington County, VA3,648$473,923,000
Alexandria city, VA3,351$335,762,000
Loudoun County, VA2,814$321,398,000
Prince William County, VA2,805$213,942,000
District of Columbia, DC1,662$245,271,000
Montgomery County, MD1,396$175,105,000
Prince George's County, MD1,292$84,313,000
Fairfax city, VA698$62,135,000
Los Angeles County, CA348$38,876,000
Stafford County, VA338$24,656,000

Top destinations (where leavers went)

CountyReturnsAGI
Loudoun County, VA4,287$553,393,000
Prince William County, VA4,212$351,914,000
Arlington County, VA2,724$262,410,000
Alexandria city, VA2,536$214,373,000
District of Columbia, DC1,177$139,957,000
Prince George's County, MD1,107$75,161,000
Montgomery County, MD1,040$123,054,000
Fairfax city, VA843$78,396,000
Stafford County, VA654$54,973,000
New York County, NY538$54,754,000

IRS migration data tracks where tax filers lived in consecutive years. A "return" is roughly a household; "AGI" is the adjusted gross income that moved with them. Net migration = inflow − outflow. Small county-pair flows are suppressed by the IRS for privacy and shown blank.

Source: IRS SOI Migration Data. License: CC0 1.0.