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County · Ohio

Seneca County

54,730Population
-0.6 %Change since 2020
116Net migration
5.0 %Unemployment rate

Facts

Population
54,730 (2024)
Change since 2020
-0.6 %
Net migration
116 (2023)
Unemployment rate
5.0 % (2025)
State
Ohio
Population base, April 2020
55,076 (2020)
Births
604 (2023)
Births per 1,000 residents, 2023
11.0
Deaths
642 (2023)
Deaths per 1,000 residents, 2023
11.7
Natural change, 2023
-38
International migration
112 (2023)
Domestic migration
4 (2023)
Net migration per 1,000, 2023
2.1
Postal code
OH
FIPS code
39147

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

Unemployment rate, annual average

199020255.08.1
PeriodValue
20255.0 %
20244.5 %
20233.7 %
20224.1 %
20214.9 %
20208.0 %
20194.1 %
20184.4 %
20174.7 %
20164.9 %
20154.9 %
20145.8 %

Population estimates, 2020–2024

2020202454.7K55.1K
PeriodValue
202454,730
202354,628
202254,563
202154,876
202055,055