Federal Data Hub › IRS Migration Flows · JSON

Madison County, MT

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

Net migration: +45 tax returns · +129 people · +$9,405,000 AGI

Inflow
391 returns · 642 people · $31,759,000 AGI
Outflow
346 returns · 513 people · $22,354,000 AGI

Top origins (where new residents came from)

CountyReturnsAGI
Gallatin County, MT99$6,496,000

Top destinations (where leavers went)

CountyReturnsAGI
Gallatin County, MT61$3,834,000

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.