Federal Data HubIRS Migration Flows · JSON

Siskiyou County, CA

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

Net migration: -269 tax returns · -444 people · $-4,827,000 AGI

Inflow
831 returns · 1,383 people · $52,099,000 AGI
Outflow
1,100 returns · 1,827 people · $56,926,000 AGI

Top origins (where new residents came from)

CountyReturnsAGI
Shasta County, CA73$3,101,000
Sacramento County, CA46$3,402,000
Jackson County, OR32$1,332,000
Klamath County, OR31$1,185,000
Los Angeles County, CA24$2,444,000
Contra Costa County, CA24$2,191,000
Humboldt County, CA20$911,000

Top destinations (where leavers went)

CountyReturnsAGI
Shasta County, CA98$4,714,000
Jackson County, OR92$5,129,000
Klamath County, OR54$2,593,000
Sacramento County, CA41$2,398,000
Butte County, CA23$912,000
Placer County, CA22$1,346,000
Humboldt County, CA22$825,000

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.