Federal Data HubIRS Migration Flows · JSON

Butler County, PA

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

Net migration: +137 tax returns · +600 people · +$17,289,000 AGI

Inflow
4,627 returns · 7,514 people · $430,347,000 AGI
Outflow
4,490 returns · 6,914 people · $413,058,000 AGI

Top origins (where new residents came from)

CountyReturnsAGI
Allegheny County, PA1,755$184,222,000
Beaver County, PA254$28,000,000
Westmoreland County, PA168$11,501,000
Lawrence County, PA162$11,553,000
Mercer County, PA158$8,713,000
Armstrong County, PA158$8,596,000
Washington County, PA64$5,041,000
Venango County, PA62$2,934,000
Erie County, PA57$3,723,000
Clarion County, PA51$2,246,000

Top destinations (where leavers went)

CountyReturnsAGI
Allegheny County, PA1,203$109,771,000
Beaver County, PA330$20,887,000
Lawrence County, PA219$11,971,000
Westmoreland County, PA159$13,545,000
Armstrong County, PA154$8,016,000
Mercer County, PA152$9,450,000
Washington County, PA80$4,328,000
Venango County, PA72$4,058,000
Clarion County, PA51$2,717,000
Erie County, PA41$2,446,000

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.