Federal Data HubIRS Migration Flows · JSON

County 085, MT

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

Net migration: -25 tax returns · -70 people · $-1,767,000 AGI

Inflow
133 returns · 223 people · $6,632,000 AGI
Outflow
158 returns · 293 people · $8,399,000 AGI

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.