Seneca

County in Ohio

County

The population development of Seneca.

Name	Status	Population Census 1990-04-01	Population Census 2000-04-01	Population Census 2010-04-01	Population Census 2020-04-01	Population Estimate 2024-07-01
Seneca	County	59,733	58,683	56,745	55,076	54,730	→
Ohio	State	10,847,115	11,353,140	11,536,504	11,799,453	11,883,304

Contents: Incorporated Places

The population development of the incorporated places in Seneca.

The Details icon links to further information about a selected place including its population structure (gender, age groups, age distribution, urbanization, »race«, ethnicity).

Name	Status	County	Population Census 1990-04-01	Population Census 2000-04-01	Population Census 2010-04-01	Population Census 2020-04-01	Population Estimate 2024-07-01
Attica	Village	Seneca	946	927	897	871	870	→
Bettsville	Village	Seneca	734	782	654	589	586	→
Bloomville	Village	Seneca	972	1,036	956	868	854	→
Fostoria	City	Seneca / Wood	15,063	13,889	13,451	13,053	13,063	→
Green Springs	Village	Seneca / Sandusky	1,446	1,265	1,367	1,300	1,302	→
New Riegel	Village	Seneca	298	230	249	285	280	→
Republic	Village	Seneca	597	618	549	553	544	→
Tiffin	City	Seneca	18,912	18,081	17,903	18,034	17,729	→

Source: U.S. Census Bureau.

Explanation: Latest available rebased population figures are used. In case of significant changes, they were recalculated by using census block data.

Further information about the population structure:

Gender (C 2020)
Males	27,562
Females	27,507

Age Groups (C 2020)
0-17 years	12,038
18-64 years	32,486
65+ years	10,545

Age Distribution (C 2020)
80+ years	2,507
70-79 years	4,468
60-69 years	7,643
50-59 years	6,997
40-49 years	6,341
30-39 years	6,066
20-29 years	6,888
10-19 years	8,001
0-9 years	6,158

Urbanization (C 2020)
Rural	25,111
Urban	29,958

»Race« (C 2020)
White	49,358
Black/African American	1,380
Indigenous	120
Asian	363
Pacific Islander	37
Some other	891
2 or more	2,920

Ethnicity (C 2020)
Hispanic or Latino	2,899
Other	52,170