County

Williams County, Ohio

Ohio · 36,549 residents (July 2025 estimate) · 10 ZIP codes · 22 cities, villages and townships

36,549 people (July 2025 estimate), -1.5% since the 2020 census; life expectancy 76.3 years; median household income $63,288 (2024). The county in numbers

Williams County, Ohio

Williams County in numbers

The public records that are kept county by county, in 20 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
36,549
Census Bureau vintage 2025
since the April 2020 census
-1.5%
37,106 counted in 2020
births since April 2020
2,019
deaths since April 2020
2,362
net migration since April 2020
-175
people who moved in, minus people who moved out
net domestic migration, 2025
-49
moved in from elsewhere in the U.S., minus moved out
net international migration, 2025
0

Williams County peaked at 39,189 people in 2000.

It is 1.5 times its 1900 size.

USDA rural-urban continuum code 7 of 9 (1 is the most metropolitan): nonmetro - urban population of 5,000 to 20,000, not adjacent to a metro area.

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

Williams County population by census year (Census Bureau)
YearPeopleSource
1830387first census that counted the county
18508,018decennial census
190024,953decennial census
195026,202decennial census
197033,669decennial census
200039,189decennial census
202037,106decennial census
202536,549July 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
1,267
tax returns filed from a new county
households moved out
1,291
net households
-24
moved in, minus moved out
households stayed put
29,968
Where arriving households came from (IRS returns, 2022 to 2023)
FromHouseholds
Defiance, OH244
Fulton, OH139
Lucas, OH75
Where leaving households went (IRS returns, 2022 to 2023)
ToHouseholds
Defiance, OH278
Fulton, OH164
Lucas, OH84

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
10.3%
of children below the poverty line, 2024
13.6%
median household income, 2024
$63,288

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
3.6%
5.0% a year earlier
people in the labor force, July 2026
16,358
looking for work
583
average weekly wage, first quarter of 2026
$1,031
-1.7% on the year
jobs covered by unemployment insurance
15,781
-1.6% on the year
establishments
935
Largest private sectors, first quarter of 2026 (BLS QCEW)
SectorJobsAverage weekly wage
manufacturing5,562$1,231
health care and social assistance1,575$1,150
retail1,489$703

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)
$1.6 billion
-8.6% since 2019
personal income per person, 2024
$52,928
59th of Ohio's 88 counties
change in income per person since 2019
+25.4%
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
$155,222
$4 a resident
in federal grants, fiscal 2025
$18 million
$477 a resident
in federal loans and loan guarantees
$4 million
in direct federal payments to people and organizations
$244 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
76.3 years
Ohio 75.2
years of life lost before 75, per 100,000 (premature death)
8,265.2
Ohio 9,740
population health group among U.S. counties
3 of 10
1 is healthiest
community conditions group among U.S. counties
4 of 10
1 is best
of children in poverty
13.9%
Ohio 17.5%
uninsured
6.8%
Ohio 7.1%

No community water system in the county had a health-based drinking water violation in the rankings' reporting year.

County Health Rankings 2025: Williams County and Ohio
MeasureWilliams CountyOhio
Life expectancy at birth (years)76.375.2
Years of potential life lost before 75, per 100,000 (premature death)8,265.29,740
Adults in fair or poor health19.0%17.9%
Uninsured6.8%7.1%
Children in poverty13.9%17.5%
Median household income$61,183$67,873
Income inequality (80th to 20th percentile household income ratio)3.64.6
Households with severe housing problems7.5%12.7%
People per primary care physician2,4481,328
People per mental health provider1,016286
People per dentist1,8331,535
Preventable hospital stays per 100,000 Medicare enrollees2,4563,033
Medicare enrollees with a flu vaccination49%51%
Injury deaths per 100,000101.4100.7
Suicides per 100,00018.814.7
Child deaths per 100,000 (under 18)58.759.2
Infant deaths per 1,000 live births6.97.0
Teen births per 1,000 females 15 to 1921.617.4
Average daily fine-particle pollution (PM2.5, µg/m³)7.97.8
Any drinking water violation in the countyNo
Population used by the rankings36,591
Population health group (1 to 10 among U.S. counties; 1 is healthiest)3
Community conditions group (1 to 10 among U.S. counties; 1 is best)4

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
420.5
Ohio 472.9 · U.S. 448.6
cases a year
218
incidence trend
stable
cancer deaths a year per 100,000, age-adjusted, 2019 to 2023
165.5
Ohio 160.3 · U.S. 145.4
cancer deaths a year
90
death-rate trend
stable
Cancer incidence by site, 2018 to 2022 (NCI State Cancer Profiles)
SitePer 100,000OhioCases a yearTrend
Lung61.663.633stable
Colorectal49.638.427stable
Female breast107.7133.029stable
Prostate102.2120.826rising
Leukemia11.313.05stable
Bladder20.921.811stable

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 December 2025
0
CDC provisional count
deaths per 100,000 residents
0.0
Ohio 20.8
highest 12-month total since 2020
13
12 months ending May 2024

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
9,374
26% of residents
aged 65 or over
8,363
younger people with disabilities
1,011
chose a Medicare Advantage plan
44.7%
also on Medicaid
12.6%
with Part D drug coverage
84.3%
enrollment since 2020
+8.5%
8,640 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
49
NOAA Storm Events log
in reported damage
$104,500
largest hail
2 in
June 10, 2020

The costliest event was damaging thunderstorm wind on August 29, 2022, $20,000 in damage. Numerous trees down in the area of country Road K and County Road 10.

Severe weather reports by kind, 2016 to 2026 (NOAA Storm Events)
KindReports
damaging thunderstorm wind35
hail14
Zone-wide advisories by kind, 2016 to 2026 (NOAA Storm Events)
KindReports
winter weather17
winter storms6
heavy snow4

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
6
severe thunderstorm warnings
112
flash flood warnings
3
winter storm or blizzard warnings
13
warnings, watches and advisories in all
814
National Weather Service products for Williams County since 2015 (Iowa Environmental Mesonet archive)
ProductCount
Tornado Warning6
Tornado Watch14
Severe Thunderstorm Warning112
Flash Flood Warning3
Flood Warning96
Areal Flood Warning12
Areal Flood Advisory38
Winter Storm Warning13
Winter Weather Advisory72
Excessive Heat Warning8
Heat Advisory35
Wind Chill Warning3
Snow Squall Warning2
Tornado warnings by year
YearWarnings
20171
20211
20241
20251
20262

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
79
of them severe or worse
9
most recently 1 week in 2025
weeks at least abnormally dry since 2020
157
of all weeks since 2000 in drought
13%

The worst reading since 2000 was severe drought in September 2025.

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 projects since 2003
3
FEMA grants
total project worth
$560,443
$419,974 federal

Largest: Local Multijurisdictional Multihazard Mitigation Plan - NEW for Ohio Emergency Management Agency, $506,966 (fiscal 2017).

Mitigation projects by type since 2003 (OpenFEMA)
Project typeProjects
Local Multihazard Mitigation Plan2
Local Multijurisdictional Multihazard Mitigation Plan - NEW1

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 (15.1 in a million) and carbon tetrachloride (3 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
2
of PFAS-based AFFF foam registered with Ohio EPA
190 gal
in sealed containers
20 gal
in opened containers
170 gal

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

Road salt grants

H2Ohio pays for brine makers, calibrated spreaders and covered salt barns so less chloride reaches streams and wells.

H2Ohio chloride-reduction grant awarded in the county
1

Source: Ohio EPA H2Ohio chloride reduction grants · Ohio EPA chloride reduction grants · 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
8
FRA Form 54
derailments
7
hazardous materials cars releasing cargo
7
people evacuated
28

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
14,241
snapshot of July 29, 2023

OGRIP Ohio Statewide Parcels, Williams County (thin records).

Office: Ohio Department of Administrative Services, Office of Information Technology (OGRIP), from the Williams County Auditor.

These are thin parcel records from the state's OGRIP compilation: location and class, without the auditor's appraisal detail.

0.7% of the parcels carry no land-use class.

Source: OGRIP Ohio Statewide Parcels, Williams County (thin records), snapshot 2023-07-29 · Ohio Department of Administrative Services · About this topic

Places

The 22 cities, villages and townships whose residents live mostly in Williams County, with the population of each.

Cities 1

ZIP codes

The 10 ZIP codes whose residents live mostly in Williams 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 Williams County: residents (2020 census), the water system serving most residents, radon, home value, school district and flood exposure
ZIPNameResidentsWater systemRadonHome valueSchool districtFlood
43506 Bryan 15,010 Bryan City 60%
Groundwater (wells)
4.3 pCi/L average radon Median home $162,000 Bryan City 3.5 stars overall No digital FEMA flood map for this county
43543 Montpelier 7,364 Montpelier Village 53%
Groundwater (wells)
4.2 pCi/L average radon Median home $136,700 Montpelier Exempted Village 3 stars overall No digital FEMA flood map for this county
43517 Edgerton 3,494 Edgerton Village 50%
Groundwater (wells)
5.5 pCi/L average radon Median home $136,500 Edgerton Local 4 stars overall No digital FEMA flood map for this county
43557 Springfield Township and Stryker 3,161 Stryker Village 39%
Groundwater (wells)
4.9 pCi/L average radon Median home $158,900 Stryker Local 3.5 stars overall No digital FEMA flood map for this county
43570 West Unity 3,152 West Unity Village 56%
Groundwater (wells)
Too few radon tests Median home $129,600 Millcreek-West Unity Local 4 stars overall No digital FEMA flood map for this county
43518 Florence Township and Edon 2,572 Edon Village 27%
Mostly private wells
Too few radon tests Median home $146,900 Edon-Northwest Local 3.5 stars overall No digital FEMA flood map for this county
43554 Pioneer 2,413 Pioneer Village 55%
Groundwater (wells)
Too few radon tests Median home $161,000 North Central Local 3 stars overall No digital FEMA flood map for this county
43501 Mill Creek Township and Alvordton 844 no mapped system Too few radon tests Median home $114,900 Millcreek-West Unity Local 4 stars overall No digital FEMA flood map for this county
43531 Madison Township and Kunkle 156 no mapped system Too few radon tests Median home $46,700 North Central Local 3 stars overall No digital FEMA flood map for this county
43505 Blakeslee 98 no mapped system Too few radon tests No Census data Edon-Northwest Local 3.5 stars overall No digital FEMA flood map for this county

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 43506, 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. 43517Edgerton5.5 pCi/L
  2. 43557Springfield Township and Stryker4.9 pCi/L
  3. 43506Bryan4.3 pCi/L
  4. 43543Montpelier4.2 pCi/L

Most snow

  1. 43554Pioneer32.5 in a year
  2. 43543Montpelier32.5 in a year
  3. 43531Madison Township and Kunkle32.5 in a year
  4. 43518Florence Township and Edon32.5 in a year
  5. 43517Edgerton32.5 in a year

Highest home values

  1. 43506Bryan$162,000
  2. 43554Pioneer$161,000
  3. 43557Springfield Township and Stryker$158,900
  4. 43518Florence Township and Edon$146,900
  5. 43543Montpelier$136,700

Best school stars

  1. 43570West Unity4.0 stars
  2. 43517Edgerton4.0 stars
  3. 43501Mill Creek Township and Alvordton4.0 stars
  4. 43557Springfield Township and Stryker3.5 stars
  5. 43518Florence Township and Edon3.5 stars

Cite and data

Cite this page as:

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

Machine-readable: /api/county/williams.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