Federal Data HubIRS Migration Flows · JSON

Nassau County, NY

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

Net migration: -6,520 tax returns · -5,897 people · $-698,838,000 AGI

Inflow
26,711 returns · 46,951 people · $2,960,827,000 AGI
Outflow
33,231 returns · 52,848 people · $3,659,665,000 AGI

Top origins (where new residents came from)

CountyReturnsAGI
Queens County, NY10,413$985,184,000
Suffolk County, NY4,060$436,436,000
Kings County, NY2,571$278,682,000
New York County, NY1,623$443,558,000
Bronx County, NY415$31,274,000
Westchester County, NY338$43,930,000
Palm Beach County, FL332$60,062,000
Hudson County, NJ269$45,624,000
Los Angeles County, CA177$43,222,000
Bergen County, NJ167$33,856,000

Top destinations (where leavers went)

CountyReturnsAGI
Suffolk County, NY6,970$784,091,000
Queens County, NY4,717$331,575,000
New York County, NY2,126$372,255,000
Kings County, NY1,488$124,079,000
Palm Beach County, FL959$225,005,000
Westchester County, NY495$83,725,000
Broward County, FL434$56,437,000
Los Angeles County, CA387$108,030,000
Hudson County, NJ382$42,406,000
Miami-Dade County, FL331$68,812,000

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.