County

Hardin County, Ohio

Ohio · 30,072 residents (July 2025 estimate) · 10 ZIP codes · 23 cities, villages and townships

30,072 people (July 2025 estimate), -2.0% since the 2020 census; life expectancy 71.8 years; median household income $68,612 (2024). The county in numbers

Hardin County, Ohio

Hardin County in numbers

The public records that are kept county by county, in 19 blocks. Every figure names its source; a tile's small line gives the comparison or the date.

Population

How many people live here, how the count has moved since 2020 and since 1900, and how the USDA classes the county.

residents, July 2025 estimate
30,072
Census Bureau vintage 2025
since the April 2020 census
-2.0%
30,691 counted in 2020
births since April 2020
1,742
deaths since April 2020
1,979
net migration since April 2020
-393
people who moved in, minus people who moved out
net domestic migration, 2025
-164
moved in from elsewhere in the U.S., minus moved out
net international migration, 2025
-2

Hardin County peaked at 32,719 people in 1980.

It is 4% smaller than it was in 1900.

USDA rural-urban continuum code 6 of 9 (1 is the most metropolitan): nonmetro - urban population of 5,000 to 20,000, adjacent to a metro area.

USDA ERS county typology (2015 codes): a nonmetro county with a nonspecialized economy, with none of the ERS distress flags.

Hardin County population by census year (Census Bureau)
YearPeopleSource
1830210first census that counted the county
18508,251decennial census
190031,187decennial census
195028,673decennial census
197030,813decennial census
200031,966decennial census
202030,691decennial census
202530,072July estimate

Source: Census Bureau Population Estimates Program (vintage 2025, join_popest.py); decennial counts 1900-1990 from 'Population of States and Counties of the United States 1790-1990', 2000/2010 from intercensal files; USDA ERS Rural-Urban Continuum Codes, 2023; USDA ERS county typology codes, 2015 edition · Census population estimates · USDA ERS county codes · USDA ERS county typology · About this topic

Moving in and out

Households that changed county between the tax returns they filed in 2022 and 2023, counted by the IRS.

households moved in, 2022 to 2023
1,281
tax returns filed from a new county
households moved out
1,156
net households
+125
moved in, minus moved out
households stayed put
21,627
Where arriving households came from (IRS returns, 2022 to 2023)
FromHouseholds
Allen, OH217
Logan, OH184
Hancock, OH163
Where leaving households went (IRS returns, 2022 to 2023)
ToHouseholds
Allen, OH179
Hancock, OH163
Logan, OH138

Source: IRS Statistics of Income county-to-county migration flows, 2022-2023 · IRS migration data · About this topic

Income and poverty

The Census Bureau's 2024 small-area estimates for the county.

of residents below the poverty line, 2024
14.3%
of children below the poverty line, 2024
16.5%
median household income, 2024
$68,612

Source: Census SAIPE 2024 county estimates · Census SAIPE · About this topic

Jobs and wages

Unemployment in the latest month and what employers in the county pay, from the Bureau of Labor Statistics.

unemployment rate, July 2026
3.7%
5.3% a year earlier
people in the labor force, July 2026
13,065
looking for work
480
average weekly wage, first quarter of 2026
$1,054
+5.7% on the year
jobs covered by unemployment insurance
7,544
-0.4% on the year
establishments
558
Largest private sectors, first quarter of 2026 (BLS QCEW)
SectorJobsAverage weekly wage
manufacturing1,739$1,229
restaurants and hotels778$354
retail777$555

Source: BLS Local Area Unemployment Statistics; BLS Quarterly Census of Employment and Wages, 2026 Q1 · BLS local unemployment · BLS QCEW · About this topic

The county economy

What the county produces and earns, from the Bureau of Economic Analysis.

real GDP, 2024 (2017 dollars)
$1.1 billion
+19.1% since 2019
personal income per person, 2024
$44,662
86th of Ohio's 88 counties
change in income per person since 2019
+32.2%
before inflation

Source: BEA regional accounts: county GDP (CAGDP1), per capita personal income (CAINC1), 2024 · BEA county GDP · About this topic

Federal money

What the federal government obligated to the county in fiscal 2025, by county of performance; Social Security, Medicare and most benefits are not counted.

in federal contracts performed in the county, fiscal 2025
$11 million
$366 a resident
in federal grants, fiscal 2025
$16 million
$523 a resident
in federal loans and loan guarantees
$99,273
in direct federal payments to people and organizations
$177 million

Source: USAspending federal awards by county of performance, fiscal 2025 · USAspending · About this topic

Health rankings

County Health Rankings 2025 measures for the county, with the Ohio figure alongside.

life expectancy at birth
71.8 years
Ohio 75.2
years of life lost before 75, per 100,000 (premature death)
12,365.9
Ohio 9,740
population health group among U.S. counties
6 of 10
1 is healthiest
community conditions group among U.S. counties
6 of 10
1 is best
of children in poverty
17.9%
Ohio 17.5%
uninsured
8.5%
Ohio 7.1%

At least one community water system in the county had a health-based drinking water violation in the rankings' reporting year.

County Health Rankings 2025: Hardin County and Ohio
MeasureHardin CountyOhio
Life expectancy at birth (years)71.875.2
Years of potential life lost before 75, per 100,000 (premature death)12,365.99,740
Adults in fair or poor health24.5%17.9%
Uninsured8.5%7.1%
Children in poverty17.9%17.5%
Median household income$59,713$67,873
Income inequality (80th to 20th percentile household income ratio)4.24.6
Households with severe housing problems10.5%12.7%
People per primary care physician3,4021,328
People per mental health provider1,446286
People per dentist6,0831,535
Preventable hospital stays per 100,000 Medicare enrollees3,5433,033
Medicare enrollees with a flu vaccination47%51%
Injury deaths per 100,000101.1100.7
Suicides per 100,00017.414.7
Child deaths per 100,000 (under 18)64.359.2
Infant deaths per 1,000 live births7.0
Teen births per 1,000 females 15 to 1917.017.4
Average daily fine-particle pollution (PM2.5, µg/m³)7.07.8
Any drinking water violation in the countyYes
Population used by the rankings30,368
Population health group (1 to 10 among U.S. counties; 1 is healthiest)6
Community conditions group (1 to 10 among U.S. counties; 1 is best)6

Source: County Health Rankings & Roadmaps 2025 (University of Wisconsin Population Health Institute) · County Health Rankings · About this topic

Cancer

New cancers and cancer deaths per 100,000 people, age-adjusted, from the National Cancer Institute's State Cancer Profiles.

new cancers a year per 100,000 people, age-adjusted, 2018 to 2022
520.2
Ohio 472.9 · U.S. 448.6
cases a year
187
incidence trend
stable
cancer deaths a year per 100,000, age-adjusted, 2019 to 2023
213.5
Ohio 160.3 · U.S. 145.4
cancer deaths a year
77
death-rate trend
stable
Cancer incidence by site, 2018 to 2022 (NCI State Cancer Profiles)
SitePer 100,000OhioCases a yearTrend
Lung84.163.632stable
Colorectal51.838.417stable
Female breast143.9133.026rising
Prostate89.0120.817stable
Leukemia13.113.05stable
Bladder18.221.87stable

Source: NCI State Cancer Profiles, county incidence 2018-2022 and mortality 2019-2023 · NCI cancer profiles · About this topic

Drug overdoses

Provisional overdose death counts by county from the CDC, 12 months at a time.

overdose deaths in the 12 months ending January 2023
11
CDC provisional count
deaths per 100,000 residents
36.2
Ohio 20.8 in the 12 months ending December 2025
deaths a year earlier
18
highest 12-month total since 2020
22
12 months ending March 2022

The county count has been suppressed (1 to 9 deaths) in every month after January 2023.

Source: CDC NCHS provisional county drug overdose deaths, 12-month-ending counts; CDC VSRR for the Ohio row · CDC overdose data · About this topic

Medicare

Who in the county is on Medicare and how they are covered, from CMS enrollment counts.

people on Medicare, 2025
6,478
22% of residents
aged 65 or over
5,572
younger people with disabilities
907
chose a Medicare Advantage plan
50.2%
also on Medicaid
15.1%
with Part D drug coverage
84.1%
enrollment since 2020
+4.1%
6,221 enrollees then

Source: CMS Medicare Monthly Enrollment by county, 2025 · CMS Medicare Monthly Enrollment · About this topic

Severe weather

Hail, wind, flooding and tornado reports logged for the county in NOAA's Storm Events database.

severe weather reports, 2016 to 2026
62
NOAA Storm Events log
in reported damage
$800,250
largest hail
1.50 in
July 16, 2017
strongest measured gust
68 mph
March 11, 2026

The costliest event was tornadoes on December 11, 2021, $300,000 in damage. The first sign of tornadic damage was observed at a residence just southwest of the intersection of State Routes 309 and 235, where part of the roof was lifted…

Severe weather reports by kind, 2016 to 2026 (NOAA Storm Events)
KindReports
damaging thunderstorm wind30
river and street flooding12
hail11
flash floods5
Zone-wide advisories by kind, 2016 to 2026 (NOAA Storm Events)
KindReports
winter weather16
winter storms6
high wind5

Source: NOAA Storm Events database, 2016-2026 · NOAA storm events · About this topic

Weather warnings

Every warning, watch and advisory the National Weather Service has issued for the county since 2015.

tornado warnings since 2015
5
severe thunderstorm warnings
90
flash flood warnings
10
winter storm or blizzard warnings
8
warnings, watches and advisories in all
769
National Weather Service products for Hardin County since 2015 (Iowa Environmental Mesonet archive)
ProductCount
Tornado Warning5
Tornado Watch19
Severe Thunderstorm Warning90
Flash Flood Warning10
Areal Flood Warning14
Areal Flood Advisory57
Winter Storm Warning8
Winter Weather Advisory82
Excessive Heat Warning3
Heat Advisory26
Extreme Cold Warning3
Wind Chill Warning5
Tornado warnings by year
YearWarnings
20192
20232
20241

Source: National Weather Service warnings/watches/advisories, Iowa Environmental Mesonet VTEC archive, since 2015 · IEM warning archive · About this topic

Drought

How often the U.S. Drought Monitor has put the county in drought since 2000.

weeks in moderate drought or worse since 2020
42
of them severe or worse
2
most recently 2 weeks in 2024
weeks at least abnormally dry since 2020
116
of all weeks since 2000 in drought
6%

The worst reading since 2000 was severe drought in September 2024.

As of September 1, 2026: no drought.

Source: U.S. Drought Monitor weekly county statistics, 2000-2026 · U.S. Drought Monitor · About this topic

Hazard mitigation

FEMA-funded projects in the county that reduce future flood, storm and other losses: buyouts, plans, studies and equipment.

hazard mitigation project since 2003
1
FEMA grants
total project worth
$20,752
$15,000 federal

Largest: Local Multihazard Mitigation Plan for Hardin (County), $20,752 (fiscal 2003).

Mitigation projects by type since 2003 (OpenFEMA)
Project typeProjects
Local Multihazard Mitigation Plan1

Source: OpenFEMA Hazard Mitigation Assistance projects, v4 API · OpenFEMA · About this topic

Air toxics

The EPA's modeled lifetime cancer risk from outdoor air toxics across the county.

lifetime cancer risk from outdoor air toxics
20 in a million
EPA AirToxScreen 2020

Mostly formaldehyde (15.5 in a million) and carbon tetrachloride (2.9 in a million).

Source: EPA AirToxScreen 2020 · EPA AirToxScreen · About this topic

Fluoridated water

The share of county residents on community water whose water is fluoridated, from the Ohio Department of Health.

of residents on community water receive fluoridated water
100%

Source: Ohio Department of Health county fluoridation profiles (DataOhio) · ODH fluoridation report (DataOhio) · EPA SDWIS search · About this topic

Firefighting foam (PFAS)

PFAS-based aqueous film-forming foam registered in the county with Ohio EPA, which is collecting it for disposal so it is never sprayed again.

fire departments or other holders registered
3
of PFAS-based AFFF foam registered with Ohio EPA
140 gal
in sealed containers
65 gal
in opened containers
75 gal

Source: Ohio EPA AFFF firefighting-foam inventory · Ohio EPA PFAS · About this topic

Rail accidents

Accidents railroads reported to the Federal Railroad Administration in the county since 2010. Yard mishaps at walking speed dominate; main-line derailments are the rare, dangerous ones.

rail equipment accidents since 2010
3
FRA Form 54
derailments
1

Source: FRA Form 54 rail equipment accident reports, county fallback for railAccidentLine() · FRA rail equipment accidents (Form 54) · About this topic

House records

Where the house-by-house records on this county's ZIP pages come from, and how current they are.

parcel records placed on the map
11,552
snapshot of September 14, 2026

Hardin County Auditor real-estate site (Vision Government Solutions): CAMA Attribute Search and Sale Records Search services, with OGRIP parcel points.

Office: Hardin County Auditor (Michael T. Bacon), One Courthouse Square Suite 220, Kenton OH 43326; real-estate site http://realestate.co.hardin.oh.us/.

These are full appraisal records: every house's year built, value and sales history opens from its ZIP page.

Values note: working values of the 2026 triennial update, not yet certified; the tax-year-2025 values the current bills rest on are lower.

Source: Hardin County Auditor real-estate site (Vision Government Solutions): CAMA Attribute Search and Sale Records Search services, with OGRIP parcel points, snapshot 2026-09-14 · Hardin County Auditor (Michael T. Bacon) · About this topic

Places

The 23 cities, villages and townships whose residents live mostly in Hardin County, with the population of each.

ZIP codes

The 10 ZIP codes whose residents live mostly in Hardin County, largest first. Each links to its own page; the water system column links to the utility serving most of its residents.

ZIP codes of Hardin County: residents (2020 census), the water system serving most residents, radon, home value, school district and flood exposure
ZIPNameResidentsWater systemRadonHome valueSchool districtFlood
43326 Kenton 13,328 Kenton City 59%
Groundwater (wells)
4.2 pCi/L average radon Median home $153,200 Kenton City 2.5 stars overall 4.3% of residents in the 1% floodplain
45810 Ada 7,840 Ada Village 66%
Groundwater (wells)
4.5 pCi/L average radon Median home $167,900 Ada Exempted Village 4 stars overall 0.7% of residents in the 1% floodplain
45843 Forest 3,768 Forest Village 35%
Mostly private wells
4.0 pCi/L average radon Median home $176,200 Riverdale Local 3 stars overall 1.2% of residents in the 1% floodplain
45812 Alger 1,835 Alger Village 47%
Mostly private wells
Too few radon tests Median home $137,100 Upper Scioto Valley Local 3.5 stars overall 15% of residents in the 1% floodplain
43340 Mount Victory 1,754 Mt Victory Village 34%
Mostly private wells
6.0 pCi/L average radon Median home $192,900 Ridgemont Local 3 stars overall 0.0% of residents in the 1% floodplain
45836 Dunkirk 1,332 Dunkirk Village 60%
Groundwater (wells)
Too few radon tests Median home $119,700 Hardin Northern Local 3.5 stars overall 0.8% of residents in the 1% floodplain
43345 Ridgeway 874 no mapped system Too few radon tests Median home $201,600 Ridgemont Local 3 stars overall 1.3% of residents in the 1% floodplain
45835 Washington Township and Dola 487 no mapped system Too few radon tests Median home $97,900 Hardin Northern Local 3.5 stars overall 0.0% of residents in the 1% floodplain
45859 Mcguffey and Mc Guffey 461 Mcguffey Village 100%
Groundwater (wells)
Too few radon tests Median home $77,900 Upper Scioto Valley Local 3.5 stars overall 54% of residents in the 1% floodplain
43346 Roundhead Township and Roundhead 56 no mapped system Too few radon tests Home value not published Upper Scioto Valley Local 3.5 stars overall 0.0% of residents in the 1% floodplain

Source: residents: 2020 Census (POP100, ZCTA) · water systems: EPA SDWIS + service-area-boundary join · radon: Ohio Department of Health radon test results by ZIP since 2010 · home value: Census ACS 2020-2024 5-year by ZCTA (housing/commute tables) · school districts: Ohio school district boundaries (OGRIP via ODOT) · flood: FEMA National Flood Hazard Layer.

On the map

The map has no county view of its own yet: open it at 43326, the county's most populous ZIP code, and zoom out. Every ZIP code in the table above links to its page, and each page opens the map at that ZIP.

Rankings within the county

The county's ZIP codes ranked by what the map measures; each heading links to the topic's page.

Highest radon

  1. 43340Mount Victory6.0 pCi/L
  2. 45810Ada4.5 pCi/L
  3. 43326Kenton4.2 pCi/L
  4. 45843Forest4.0 pCi/L

Most snow

  1. 45810Ada32.5 in a year
  2. 45859Mcguffey and Mc Guffey25.8 in a year
  3. 45843Forest25.8 in a year
  4. 45836Dunkirk25.8 in a year
  5. 45835Washington Township and Dola25.8 in a year

Oldest homes

  1. 45859Mcguffey and Mc Guffeymedian year built 1964
  2. 43340Mount Victorymedian year built 1965
  3. 43346Roundhead Township and Roundheadmedian year built 1965
  4. 43326Kentonmedian year built 1968
  5. 45810Adamedian year built 1974

Highest home values

  1. 43345Ridgeway$201,600
  2. 43340Mount Victory$192,900
  3. 45843Forest$176,200
  4. 45810Ada$167,900
  5. 43326Kenton$153,200

Best school stars

  1. 45810Ada4.0 stars
  2. 45859Mcguffey and Mc Guffey3.5 stars
  3. 45836Dunkirk3.5 stars
  4. 45835Washington Township and Dola3.5 stars
  5. 45812Alger3.5 stars

Cite and data

Cite this page as:

Ohio Hometown Atlas (Open Shower Co), "Hardin County", https://hometownatlas.openshowerco.com/county/hardin/, built 2026-09-15, accessed [date].

Machine-readable: /api/county/hardin.json (open JSON, CC BY 4.0 for the compilation; the underlying records keep their own terms) · How to cite · Report a correction · Built 2026-09-15