Federal Data HubIRS Migration Flows · JSON

Northumberland County, PA

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

Net migration: -85 tax returns · +44 people · +$3,771,000 AGI

Inflow
1,775 returns · 3,082 people · $91,976,000 AGI
Outflow
1,860 returns · 3,038 people · $88,205,000 AGI

Top origins (where new residents came from)

CountyReturnsAGI
Union County, PA235$19,124,000
Snyder County, PA150$6,532,000
Schuylkill County, PA137$5,176,000
Columbia County, PA135$6,012,000
Lycoming County, PA124$7,048,000
Montour County, PA113$6,144,000
Dauphin County, PA85$3,774,000
Luzerne County, PA54$1,866,000
Philadelphia County, PA41$1,319,000
Berks County, PA36$1,381,000

Top destinations (where leavers went)

CountyReturnsAGI
Snyder County, PA194$8,522,000
Union County, PA182$7,480,000
Columbia County, PA153$7,539,000
Montour County, PA149$8,706,000
Lycoming County, PA146$6,925,000
Schuylkill County, PA104$4,022,000
Dauphin County, PA71$2,884,000
Luzerne County, PA44$1,450,000
Philadelphia County, PA32$1,029,000
York County, PA28$1,144,000

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.