Federal Data HubIRS Migration Flows · JSON

Iowa County, WI

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

Net migration: +0 tax returns · +19 people · +$4,979,000 AGI

Inflow
582 returns · 947 people · $41,089,000 AGI
Outflow
582 returns · 928 people · $36,110,000 AGI

Top origins (where new residents came from)

CountyReturnsAGI
Dane County, WI192$14,897,000
Grant County, WI86$3,822,000
Lafayette County, WI36$2,374,000
Richland County, WI25$717,000
Sauk County, WI24$1,657,000

Top destinations (where leavers went)

CountyReturnsAGI
Dane County, WI153$9,768,000
Grant County, WI85$4,413,000
Lafayette County, WI40$2,365,000
Sauk County, WI33$1,444,000
Richland County, WI29$1,554,000

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.