County

Gallia County, Ohio

Ohio · 29,072 residents (July 2025 estimate) · 8 ZIP codes · 22 cities, villages and townships

29,072 people (July 2025 estimate), -0.5% since the 2020 census; life expectancy 71.7 years; median household income $54,723 (2024). The county in numbers

Gallia County, Ohio

Gallia County in numbers

The public records that are kept county by county, in 18 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
29,072
Census Bureau vintage 2025
since the April 2020 census
-0.5%
29,210 counted in 2020
births since April 2020
1,724
deaths since April 2020
2,130
net migration since April 2020
+245
people who moved in, minus people who moved out
net domestic migration, 2025
+185
moved in from elsewhere in the U.S., minus moved out
net international migration, 2025
-2

Gallia County peaked at 31,058 people in 2000.

It is 1.0 times its 1900 size.

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, flagged for low employment.

Gallia County population by census year (Census Bureau)
YearPeopleSource
18104,181first census that counted the county
185017,063decennial census
190027,918decennial census
195024,910decennial census
197025,239decennial census
200031,058decennial census
202029,210decennial census
202529,072July 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
857
tax returns filed from a new county
households moved out
923
net households
-66
moved in, minus moved out
households stayed put
21,515
Where arriving households came from (IRS returns, 2022 to 2023)
FromHouseholds
Mason, WV127
Meigs, OH112
Jackson, OH97
Where leaving households went (IRS returns, 2022 to 2023)
ToHouseholds
Jackson, OH156
Mason, WV101
Meigs, OH75

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
20.1%
of children below the poverty line, 2024
28.3%
median household income, 2024
$54,723

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
4.0%
5.9% a year earlier
people in the labor force, July 2026
12,011
looking for work
483
average weekly wage, first quarter of 2026
$1,045
+4.2% on the year
jobs covered by unemployment insurance
11,426
+0.9% on the year
establishments
754
Largest private sectors, first quarter of 2026 (BLS QCEW)
SectorJobsAverage weekly wage
retail1,437$696
restaurants and hotels979$368
construction611$1,066

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)
$1.8 billion
-15.8% since 2019
personal income per person, 2024
$53,417
55th of Ohio's 88 counties
change in income per person since 2019
+29.6%
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
$107,465
$4 a resident
in federal grants, fiscal 2025
$35 million
$1,215 a resident
in federal loans and loan guarantees
$312,871
in direct federal payments to people and organizations
$204 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
71.7 years
Ohio 75.2
years of life lost before 75, per 100,000 (premature death)
13,985.5
Ohio 9,740
population health group among U.S. counties
7 of 10
1 is healthiest
community conditions group among U.S. counties
7 of 10
1 is best
of children in poverty
23.7%
Ohio 17.5%
uninsured
8.3%
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: Gallia County and Ohio
MeasureGallia CountyOhio
Life expectancy at birth (years)71.775.2
Years of potential life lost before 75, per 100,000 (premature death)13,985.59,740
Adults in fair or poor health20.5%17.9%
Uninsured8.3%7.1%
Children in poverty23.7%17.5%
Median household income$53,956$67,873
Income inequality (80th to 20th percentile household income ratio)5.04.6
Households with severe housing problems13.6%12.7%
People per primary care physician1,3251,328
People per mental health provider193286
People per dentist2,4221,535
Preventable hospital stays per 100,000 Medicare enrollees2,9833,033
Medicare enrollees with a flu vaccination45%51%
Injury deaths per 100,000148.1100.7
Suicides per 100,00026.814.7
Child deaths per 100,000 (under 18)80.059.2
Infant deaths per 1,000 live births7.0
Teen births per 1,000 females 15 to 1928.817.4
Average daily fine-particle pollution (PM2.5, µg/m³)7.97.8
Any drinking water violation in the countyNo
Population used by the rankings28,986
Population health group (1 to 10 among U.S. counties; 1 is healthiest)7
Community conditions group (1 to 10 among U.S. counties; 1 is best)7

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
522.9
Ohio 472.9 · U.S. 448.6
cases a year
208
incidence trend
stable
cancer deaths a year per 100,000, age-adjusted, 2019 to 2023
183.0
Ohio 160.3 · U.S. 145.4
cancer deaths a year
76
death-rate trend
falling
-4.0% a year
Cancer incidence by site, 2018 to 2022 (NCI State Cancer Profiles)
SitePer 100,000OhioCases a yearTrend
Lung82.663.637stable
Colorectal46.238.417falling
Female breast94.7133.019stable
Prostate115.3120.824stable
Leukemia20.713.07not reported
Bladder28.621.812stable

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
13
CDC provisional count
deaths per 100,000 residents
44.8
Ohio 20.8
deaths a year earlier
13
highest 12-month total since 2020
34
12 months ending April 2021

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
7,369
25% of residents
aged 65 or over
6,223
younger people with disabilities
1,146
chose a Medicare Advantage plan
51.9%
also on Medicaid
22.3%
with Part D drug coverage
81.7%
enrollment since 2020
+6.9%
6,892 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
121
NOAA Storm Events log
death
1
in reported damage
$338,150
largest hail
1.75 in
April 8, 2020

The costliest event was tornadoes on April 2, 2024, $50,000 in damage. An EF1 tornado with maximum winds of 95 miles per hour first touched down along Hannan Trace Road about 3 miles northeast of Crown City. Several large hardwood…

Severe weather reports by kind, 2016 to 2026 (NOAA Storm Events)
KindReports
damaging thunderstorm wind46
river and street flooding42
flash floods16
hail15
Zone-wide advisories by kind, 2016 to 2026 (NOAA Storm Events)
KindReports
winter weather17
strong wind12
heavy snow8

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
15
severe thunderstorm warnings
225
flash flood warnings
68
winter storm or blizzard warnings
17
warnings, watches and advisories in all
994
National Weather Service products for Gallia County since 2015 (Iowa Environmental Mesonet archive)
ProductCount
Tornado Warning15
Tornado Watch19
Severe Thunderstorm Warning225
Flash Flood Warning68
Flood Warning20
Areal Flood Warning83
Winter Storm Warning17
Winter Weather Advisory57
Excessive Heat Warning9
Heat Advisory47
Extreme Cold Warning1
Wind Chill Warning1
Snow Squall Warning14
Tornado warnings by year
YearWarnings
20151
20172
20202
20242
20254
20264

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
30
of them severe or worse
6
most recently 6 weeks in 2024
weeks at least abnormally dry since 2020
75
of all weeks since 2000 in drought
7%

The worst reading since 2000 was extreme 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 projects since 2000
3
FEMA grants
total project worth
$665,970
$314,076 federal
properties covered
15

Largest: Acquisition of Private Real Property (Structures and Land) - Riverine; 200.5: Acquisition of Vacant Land; 201.1: Relocation of Private Structures - Riverine; 202.1: Elevation of Private Structures - Riverine; 204.1: Dry Floodproofing Private Structures - Riverine (Commercial) for Vinton, $616,802 (fiscal 2000).

Mitigation projects by type since 2000 (OpenFEMA)
Project typeProjects
Local Multihazard Mitigation Plan2
Acquisition of Private Real Property (Structures and Land) - Riverine; 200.5: Acquisition of Vacant Land; 201.1: Relocation of Private Structures - Riverine; 202.1: Elevation of Private Structures - Riverine; 204.1: Dry Floodproofing Private Structures - Riverine (Commercial)1

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

Clean air standards

Which federal air standards the county fails or once failed, from the EPA's Green Book.

Gallia County is a maintenance area for the fine particulate (1997) standard (Huntington-Ashland, WV-KY-OH area, redesignated 2012), meaning it once failed that standard and must keep a plan to stay clean.

EPA Green Book status for Gallia County (September 2026)
StandardAreaClassificationStatusRedesignated
fine particulate (1997)Huntington-Ashland, WV-KY-OHFormer Subpart 1maintenance2012

Source: EPA Green Book county nonattainment/maintenance status (nayro.xls, September 2026) · EPA Green Book · 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
30 in a million
EPA AirToxScreen 2020

Mostly formaldehyde (19.4 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
98%

Source: Ohio Department of Health county fluoridation profiles (DataOhio) · ODH fluoridation report (DataOhio) · EPA SDWIS search · 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
9,432
snapshot of August 3, 2023

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

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

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

2.4% of the parcels carry no land-use class.

Source: OGRIP Ohio Statewide Parcels, Gallia County (thin records), snapshot 2023-08-03 · Ohio Department of Administrative Services · About this topic

Places

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

ZIP codes

The 8 ZIP codes whose residents live mostly in Gallia 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 Gallia County: residents (2020 census), the water system serving most residents, radon, home value, school district and flood exposure
ZIPNameResidentsWater systemRadonHome valueSchool districtFlood
45631 Green Township and Gallipolis 14,200 Gallipolis 52%
Groundwater (wells)
3.7 pCi/L average radon Median home $156,200 Gallipolis City 3 stars overall 14% of residents in the 1% floodplain
45614 Springfield Township and Bidwell 4,800 Gallipolis 14%
Mostly private wells
Too few radon tests Median home $162,300 Gallia County Local 2.5 stars overall 1.8% of residents in the 1% floodplain
45686 Huntington Township and Vinton 3,379 Leading Creek Conservancy District 11%
Mostly private wells
Too few radon tests Median home $166,100 Gallia County Local 2.5 stars overall 2.1% of residents in the 1% floodplain
45623 Ohio Township and Crown City 3,235 no mapped system Too few radon tests Median home $125,700 Gallia County Local 2.5 stars overall 14% of residents in the 1% floodplain
45658 Walnut Township and Patriot 2,538 Hecla Water Association 1%
Mostly private wells
Too few radon tests Median home $116,600 Gallia County Local 2.5 stars overall 4.5% of residents in the 1% floodplain
45685 Raccoon Township and Thurman 1,040 no mapped system Too few radon tests Median home $115,000 Gallia County Local 2.5 stars overall 1.7% of residents in the 1% floodplain
45620 Cheshire Township and Cheshire 875 Middleport Village 8%
Mostly private wells
Too few radon tests Median home $156,800 Gallia County Local 2.5 stars overall 18% of residents in the 1% floodplain
45674 Rio Grande 686 Rio Grande 98%
Groundwater (wells)
Too few radon tests Median home $185,700 Gallipolis City 3 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 45631, 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.

Most snow

  1. 45686Huntington Township and Vinton14.9 in a year
  2. 45685Raccoon Township and Thurman14.9 in a year
  3. 45620Cheshire Township and Cheshire14.9 in a year
  4. 45614Springfield Township and Bidwell14.9 in a year
  5. 45674Rio Grande13.6 in a year

Highest home values

  1. 45674Rio Grande$185,700
  2. 45686Huntington Township and Vinton$166,100
  3. 45614Springfield Township and Bidwell$162,300
  4. 45620Cheshire Township and Cheshire$156,800
  5. 45631Green Township and Gallipolis$156,200

Best school stars

  1. 45674Rio Grande3.0 stars
  2. 45631Green Township and Gallipolis3.0 stars
  3. 45686Huntington Township and Vinton2.5 stars
  4. 45685Raccoon Township and Thurman2.5 stars
  5. 45658Walnut Township and Patriot2.5 stars

Cite and data

Cite this page as:

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

Machine-readable: /api/county/gallia.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