Real IRS tax-return address changes, not a Census population estimate -- people who
actually filed from a different county the following year. Positive means more people
left than arrived; negative means the reverse. See the
reporting-vs-reality read of this same data
for how this compares against the Census's own population-change numbers.
2019→2020: 15,165 out, 16,176 in, net -1,011
2020→2021: 15,491 out, 16,250 in, net -759
2021→2022: 15,142 out, 16,781 in, net -1,639
2022→2023: 11,531 out, 13,486 in, net -1,955
Where New Castle County, DE's Leavers Went, 2022→2023
Each number below is people who moved specifically from New Castle County, DE to that one
county, in this one year -- not that county's own total gain from every source. Select it
in the picker above to see its own totals.
Philadelphia County (PA)1,299
Delaware County (PA)1,243
Chester County (PA)1,179
Cecil County (MD)1,151
Montgomery County (PA)300
Camden County (NJ)186
Gloucester County (NJ)168
Salem County (NJ)166
Collin County (TX)161
Kings County (NY)143
Where New Castle County, DE's Arrivals Came From, 2022→2023
Each number below is people who moved specifically from that one county to New Castle County, DE,
in this one year -- not that county's own total loss to everywhere else.
Oluwadi