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County · New York

Seneca County

32,650Population
-3.4 %Change since 2020
-118Net migration
3.8 %Unemployment rate

Facts

Population
32,650 (2024)
Change since 2020
-3.4 %
Net migration
-118 (2023)
Unemployment rate
3.8 % (2025)
Population base, April 2020
33,806 (2020)
Births
290 (2023)
Births per 1,000 residents, 2023
8.9
Deaths
361 (2023)
Deaths per 1,000 residents, 2023
11.1
Natural change, 2023
-71
International migration
89 (2023)
Domestic migration
-207 (2023)
Net migration per 1,000, 2023
-3.6
Postal code
NY
FIPS code
36099

Sources: US Census Bureau — Population Estimates, Bureau of Labor Statistics — LAUS

Unemployment rate, annual average

199020253.84.7
PeriodValue
20253.8 %
20243.7 %
20233.5 %
20223.4 %
20215.0 %
20208.1 %
20193.8 %
20183.9 %
20174.6 %
20165.0 %
20155.2 %
20145.7 %

Population estimates, 2020–2024

2020202432.6K33.5K
PeriodValue
202432,650
202332,416
202232,610
202133,411
202033,512