Federal Data HubIRS Migration Flows · JSON

Mason County, IL

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

Net migration: -74 tax returns · -84 people · $-2,539,000 AGI

Inflow
255 returns · 474 people · $13,177,000 AGI
Outflow
329 returns · 558 people · $15,716,000 AGI

Top origins (where new residents came from)

CountyReturnsAGI
Tazewell County, IL85$4,392,000
Logan County, IL26$1,288,000
Peoria County, IL20$1,079,000

Top destinations (where leavers went)

CountyReturnsAGI
Tazewell County, IL83$3,397,000
Logan County, IL30$1,460,000
Fulton County, IL30$1,531,000
Sangamon County, IL23$1,126,000
Peoria County, IL21$830,000

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.