Federal Data HubIRS Migration Flows · JSON

Williamsburg County, SC

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

Net migration: +1 tax returns · +31 people · $-1,170,000 AGI

Inflow
590 returns · 1,137 people · $21,663,000 AGI
Outflow
589 returns · 1,106 people · $22,833,000 AGI

Top origins (where new residents came from)

CountyReturnsAGI
Florence County, SC130$4,029,000
Georgetown County, SC84$3,384,000
Horry County, SC44$1,713,000
Berkeley County, SC38$1,680,000
Richland County, SC34$1,141,000
Clarendon County, SC20$780,000

Top destinations (where leavers went)

CountyReturnsAGI
Florence County, SC170$5,200,000
Georgetown County, SC91$4,236,000
Richland County, SC39$1,210,000
Horry County, SC38$1,180,000
Clarendon County, SC25$1,200,000
Berkeley County, SC23$858,000
Greenville County, SC21$738,000

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.