Federal Data Hub › IRS Migration Flows · JSON

Alamosa County, CO

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

Net migration: +45 tax returns · +123 people · +$2,931,000 AGI

Inflow
582 returns · 1,031 people · $28,320,000 AGI
Outflow
537 returns · 908 people · $25,389,000 AGI

Top origins (where new residents came from)

CountyReturnsAGI
Rio Grande County, CO87$3,992,000
Conejos County, CO51$2,300,000
El Paso County, CO27$1,716,000
Denver County, CO21$1,283,000
Costilla County, CO21$612,000

Top destinations (where leavers went)

CountyReturnsAGI
Rio Grande County, CO58$3,507,000
Conejos County, CO48$1,890,000
El Paso County, CO26$1,430,000
Costilla County, CO22$707,000

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.