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Jefferson township, Ohio

Jefferson township profile, demographic data, and geographic information.

Jefferson township is a geographic entity located in Mercer County, Ohio. As of official census estimates, it has a reported population of 13,804. The land area covers 33.66 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 13,804 — 2025 / Census
Median Age 42 yrs ±1.6 2020-2024 / Census ACS 5-Year 2024
Total Households 5,730 ±238 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 6,316 ±233
Occupied Housing Units 5,730 ±238
Vacant Housing Units 586 ±177
Median Home Value $170,400 ±$9,226
Median Gross Rent $765 ±$69
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $70,128 ±$11,350
Per Capita Income $36,041 ±$3,440
Poverty Rate 11.5% ±3.3%
Population Below Poverty Level 1,548 ±442
Unemployment Rate 1.6% ±1.4%
Civilian Labor Force, Employed 7,085 ±454
Broadband Internet Rate 92.9% ±1.2%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
TOWNSHIP OF JEFFERSON
GUS Population: 13,817 (2024)
ID: 173069
Township Official Local Government
Contact: TOWNSHIP FISCAL OFFICER
PO BOX 259, CELINA OH 45822-0259
GUS Population: 42,648 (2024)
ID: 132376
County Official County Government
101 N MAIN ST, ROOM 209, CELINA OH 45822

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Career and Technical School Jefferson 06-12 Jefferson, OH
Regular School Jefferson 07-08 Jefferson, OH
Regular School Jefferson 02-12 Jefferson, OH
Regular School Jefferson 09-12 Jefferson, OH
Regular School Jefferson KG-06 Jefferson, OH
Regular School Nearby KG-06 Celina, OH
Regular School Nearby 08-12 Celina, OH
Regular School Nearby 07-08 Celina, OH
Regular School Nearby KG-04 Coldwater, OH
Regular School Nearby 09-12 Coldwater, OH
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 10 civic institutions across 2 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
Wright State University-Lake Campus
College 2.9 mi away 7600 Lake Campus Drive, Celina, OH, 45822
4195860300
MERCER COUNTY DISTRICT PUBLIC LIBRARY
Library 0.4 mi away 303 N. MAIN ST., CELINA, OH, 45822
(419) 586-4442
Vantage Career Center
College Vocational 23.1 mi away 818 North Franklin Street, Van Wert, OH, 45891
41923854112110
COLDWATER PUBLIC LIBRARY
Library 5.9 mi away 305 W. MAIN ST., COLDWATER, OH, 45828
(419) 678-2431
Apollo Career Center
College Vocational 24.0 mi away 3325 Shawnee Rd, Lima, OH, 45806-1497
4199983000
MARION BRANCH LIBRARY
Library 8.5 mi away 5 E FRANKLIN ST, CHICKASAW, OH, 45826
(419) 925-4966
MENDON BRANCH LIBRARY
Library 9.0 mi away 105 W MARKET ST, MENDON, OH, 45862
(419) 795-6472
ST. MARYS COMMUNITY PUBLIC LIBRARY
Library 9.4 mi away 140 S. CHESTNUT ST., ST. MARYS, OH, 45885
(419) 394-7471
ST. HENRY BRANCH LIBRARY
Library 9.8 mi away 200 E MAIN ST, ST. HENRY, OH, 45883
(419) 678-3128
ROCKFORD CARNEGIE LIBRARY
Library 10.8 mi away 162 S. MAIN ST., ROCKFORD, OH, 45882
(419) 363-2630
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at CELINA 3 NE, OH US, located 2.1 miles from Jefferson township. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 33.7° 18.7° 26.2° 2.76" 10.8"
February 37.9° 21.5° 29.7° 2.32" 7.1"
March 48.8° 29.7° 39.3° 2.87" 4.1"
April 62.7° 39.7° 51.2° 3.86" 0.5"
May 73.1° 51.1° 62.1° 4.05" 0.0"
June 81.0° 60.1° 70.5° 4.38" 0.0"
July 83.7° 63.0° 73.4° 4.58" 0.0"
August 82.2° 60.9° 71.5° 3.56" 0.0"
September 77.3° 54.2° 65.7° 2.75" 0.0"
October 64.7° 43.7° 54.2° 2.86" 0.1"
November 50.1° 33.1° 41.6° 3.15" 1.3"
December 38.3° 24.3° 31.3° 2.62" 4.9"
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Nearby Cities & Communities

Listing adjacent communities by spatial proximity (miles) Proximity discovery
Community Name Classification Distance Population
Celina city City 0.5 mi —
Montezuma village Village 4.1 mi —
Coldwater village Village 5.8 mi —
Chickasaw village Village 8.5 mi —
Mendon village Village 9.0 mi —
St. Marys city City 9.0 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 3910738724. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.