Seneca County Summary

Life in Seneca County research summary. HomeSnacks has been researching the quality of life in Seneca County over the past eight years using Census data, FBI crime data, cost of living data, and other primary sources. Based on the most recently available data, we found the following about life in Seneca County:

  • The population in Seneca County is 54,861.

  • The median home value in Seneca County is $168,202.

  • The median income in Seneca County is $65,020.

  • The median rent in Seneca County is $814.

  • The unemployment rate in Seneca County is 3.9%.

  • The poverty rate in Seneca County is 11.9%.

  • The average high in Seneca County is 67.4° and there are 90.9 inches of rainfall annually.

Cities & Towns in Seneca County

List Of Cities & Towns in Seneca County

Tiffin, OH Population 17,814

Fostoria, OH Population 12,671

Green Springs, OH Population 1,270

Bloomville, OH Population 788

Bettsville, OH Population 655

Attica, OH Population 637

Republic, OH Population 519

McCutchenville, OH Population 410

Flat Rock, OH Population 337

New Riegel, OH Population 318

Bascom, OH Population 267

Kansas, OH Population 175

Old Fort, OH Population 131

Melmore, OH Population 99

Fort Seneca, OH Population 89

Map Of Seneca County

Seneca County, OH Weather

  • The average high in Seneca County is 67.4°.

  • There are 78.54 nice days each year.

  • Expect an average of 90.9 inches of rain each year with 10.5 inches of snow.

  • There is an average of 4:20 hours of sun each day in Seneca County.

StatSeneca County
Mean High67.4
Nice Days78.54
Rainfall90.9
Snowfall10.5
Sunny Hours4:20
67.4°
Average High
90.9
Inches of Rain

Seneca County Photos

Downtown Fostoria
Source: Public Domain
Tiffinohioskyline
Source: Wikipedia User Starpoe31 | GFDL
Washington From Perry In Tiffin
Source: Public Domain

Seneca County Demographics

Population over time in Seneca County

The current population in Seneca County is 54,861. The population has decreased -0.3% from 2019.

Year Population % Change
2023 55,166 -0.2%
2022 55,251 -0.2%
2021 55,351 -

Gender in Seneca County

  • Seneca County is 49.6% female with 27,205 female residents.

  • Seneca County is 50.4% male with 27,655 male residents.

Female
49.6% (27,205)
Male
50.4% (27,655)
Gender Seneca County OH USA
Female 49.6% 50.7% 50.5%
Male 50.4% 49.3% 49.5%

Race / Ethnicity in Seneca County

Seneca County is:

  • 88.3% White with 48,467 White residents.

  • 2.6% African American with 1,446 African American residents.

  • 0.1% American Indian with 58 American Indian residents.

  • 0.6% Asian with 303 Asian residents.

  • 0.0% Hawaiian with 12 Hawaiian residents.

  • 0.3% Other with 159 Other residents.

  • 2.5% Two Or More with 1,385 Two Or More residents.

  • 5.5% Hispanic with 3,031 Hispanic residents.

White
88.3% (48,467)
African American
2.6% (1,446)
American Indian
0.1% (58)
Asian
0.6% (303)
Hawaiian
0.0% (12)
Other
0.3% (159)
Two Or More
2.5% (1,385)
Hispanic
5.5% (3,031)

Table: Seneca County By Race

Race Seneca County OH USA
White 88.3% 76.5% 58.2%
African American 2.6% 12.1% 12.0%
American Indian 0.1% 0.1% 0.5%
Asian 0.6% 2.4% 5.7%
Hawaiian 0.0% 0.0% 0.2%
Other 0.3% 0.4% 0.5%
Two Or More 2.5% 3.9% 3.9%
Hispanic 5.5% 4.6% 19.0%

Household Income For Seneca County, Ohio

  • 4.2% of households in Seneca County earn Less than $10,000.

  • 3.5% of households in Seneca County earn $10,000 to $14,999.

  • 9.0% of households in Seneca County earn $15,000 to $24,999.

  • 8.1% of households in Seneca County earn $25,000 to $34,999.

  • 13.2% of households in Seneca County earn $35,000 to $49,999.

  • 19.7% of households in Seneca County earn $50,000 to $74,999.

  • 15.1% of households in Seneca County earn $75,000 to $99,999.

  • 17.7% of households in Seneca County earn $100,000 to $149,999.

  • 5.9% of households in Seneca County earn $150,000 to $199,999.

  • 3.7% of households in Seneca County earn $200,000 or more.

Less than $10,000
4.2% (2,286)
$10,000 to $14,999
3.5% (1,943)
$15,000 to $24,999
9.0% (4,915)
$25,000 to $34,999
8.1% (4,471)
$35,000 to $49,999
13.2% (7,234)
$50,000 to $74,999
19.7% (10,788)
$75,000 to $99,999
15.1% (8,294)
$100,000 to $149,999
17.7% (9,689)
$150,000 to $199,999
5.9% (3,222)
$200,000 or more
3.7% (2,015)
Income Seneca County OH USA
Less than $10,000 4.2% 5.2% 4.9%
$10,000 to $14,999 3.5% 4.1% 3.6%
$15,000 to $24,999 9.0% 7.4% 6.6%
$25,000 to $34,999 8.1% 7.7% 6.8%
$35,000 to $49,999 13.2% 11.9% 10.4%
$50,000 to $74,999 19.7% 17.1% 15.7%
$75,000 to $99,999 15.1% 13.2% 12.7%
$100,000 to $149,999 17.7% 16.9% 17.4%
$150,000 to $199,999 5.9% 8.0% 9.3%
$200,000 or more 3.7% 8.5% 12.6%

Highest level of educational attainment in Seneca County for adults over 25

  • 1.0% of adults in Seneca County completed < 9th grade.

  • 6.0% of adults in Seneca County completed 9-12th grade.

  • 43.0% of adults in Seneca County completed high school / ged.

  • 18.0% of adults in Seneca County completed some college.

  • 11.0% of adults in Seneca County completed associate's degree.

  • 13.0% of adults in Seneca County completed bachelor's degree.

  • 6.0% of adults in Seneca County completed master's degree.

  • 1.0% of adults in Seneca County completed professional degree.

  • 1.0% of adults in Seneca County completed doctorate degree.

< 9th Grade
1% (548)
9-12th Grade
6% (3,291)
High School / GED
43% (23,590)
Some College
18% (9,874)
Associate's Degree
11% (6,034)
Bachelor's Degree
13% (7,131)
Master's Degree
6% (3,291)
Professional Degree
1% (548)
Doctorate Degree
1% (548)
Education Seneca County OH USA
< 9th Grade 1% 3% 5%
9-12th Grade 6% 6% 6%
High School / GED 43% 32% 26%
Some College 18% 19% 19%
Associate's Degree 11% 9% 9%
Bachelor's Degree 13% 19% 21%
Master's Degree 6% 9% 10%
Professional Degree 1% 2% 2%
Doctorate Degree 1% 1% 2%

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