Tax Migration Data

SOI Tax Stats: migration data: https://www.irs.gov/statistics/soi-tax-stats-migration-data

Referenced by the folks at CensusReporter.org

What is it?

The data that's given is migration data for individuals moving between states. There are data provided going back to 2011.

There is a detailed guide to this data set here: https://www.irs.gov/pub/irs-soi/1516inpublicmigdoc.pdf

Data Files

State to State Inflow/Outflow

The data sets (e.g., https://www.irs.gov/statistics/soi-tax-stats-migration-data-2015-2016) provide a CSV file for state to state inflow and state to state outflow.

The headers in these CSV files look like this:

$ head -n10 stateoutflow1516.csv
y1_statefips,y2_statefips,y2_state,y2_state_name,n1,n2,AGI
01,96,AL,AL Total Migration-US and Foreign,44461,89926,2507957
01,97,AL,AL Total Migration-US,43638,88139,2460974
01,98,AL,AL Total Migration-Foreign,823,1787,46982
01,97,AL,AL Total Migration-Same State,56323,115151,2486684
01,01,AL,AL Non-migrants,1586719,3527365,98693046
01,13,GA,Georgia,8103,16268,379251
01,12,FL,Florida,6493,12760,398129
01,47,TN,Tennessee,4043,7929,273599
01,48,TX,Texas,3602,7789,203940

County to County Inflow/Outflow

$ head -n10 countyoutflow1516.csv
y1_statefips,y1_countyfips,y2_statefips,y2_countyfips,y2_state,y2_countyname,n1,n2,agi
01,000,96,000,AL,Total Migration-US and Foreign,100784,205077,4994641
01,000,97,000,AL,Total Migration-US,99961,203290,4947658
01,000,97,001,AL,Total Migration-Same State,56323,115151,2486684
01,000,97,003,AL,Total Migration-Different State,43638,88139,2460974
01,000,98,000,AL,Total Migration-Foreign,823,1787,46982
01,001,96,000,AL,Autauga County Total Migration-US and Foreign,1677,3928,88748
01,001,97,000,AL,Autauga County Total Migration-US,1652,3855,86815
01,001,97,001,AL,Autauga County Total Migration-Same State,1081,2293,50574
01,001,97,003,AL,Autauga County Total Migration-Different State,571,1562,36241

Gross Migration File

The gross

The columns in the CSV files look like this: