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Ohio ZIP Codes
Gallia County
Rio Grande, OH
45674
45674 ZIP Code — Rio Grande, OH
Gallia County, Ohio
ZIP code 45674 is located in
Rio Grande ,
Ohio ,
within Gallia County .
It covers approximately 1.17 square miles and serves a population of
743 residents.
This is a standard ZIP code in the Eastern (ET) timezone,
served by area code 740/220 .
About ZIP code 45674
The housing stock consists of a mix of housing types. Most homes were built in the 1950s, giving the area an established character. Median home value is $182,500. Renters make up the majority at 72%, typical of denser urban areas.
Median household income is $35,625. Poverty affects 32% of residents, above the national average. SNAP benefit usage at 56% of households reflects economic stress in the area. 40% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 16 minutes is near the national average.
College attainment at 19% is below the national average, consistent with a trades and production-oriented local economy.
Health indicators show elevated rates of smoking (24%), poor mental health (23%) compared to national benchmarks.
Overall, ZIP code 45674 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, a significant Social Security-dependent population, and elevated reliance on food assistance.
45674 ZIP code map
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Cities in ZIP code 45674
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Demographics
updated 06/2026
Population
Total population
743
Population density
635 / sq mi
State FIPS
39
County FIPS
053
Geography
Land area
1.17 sq mi
Water area
0.01 sq mi
Latitude
38.8817
Longitude
-82.3849
Timezone
Eastern (ET)
Area code
740/220
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
53.2%
50.4%
43.3%
$50k – $100k
27.3%
31.3%
31.4%
$100k – $200k
15.6%
15.9%
20.0%
Over $200k
3.9%
2.4%
5.2%
Demographics & statistics
$35,625
Median household income
$182,500
Median home value
18.6%
Bachelor's or higher
Age distribution
Age summary
Group Count % Under 18 149 20.1% 18 and over 594 79.9% 65 and over 62 8.3% Median age 21.5 years
Race & ethnicity
Black or African American
7%
Group Count % White 679 91.1% Black or African American 52 7% Two or more races 10 1.3% Hispanic or Latino 2 0.3% Other race 2 0.3%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
53.2%
50.4%
43.3%
$50k – $100k
27.3%
31.3%
31.4%
$100k – $200k
15.6%
15.9%
20.0%
Over $200k
3.9%
2.4%
5.2%
Range % of households Under $10k 8.1% $10k–$15k 20.5% $15k–$25k 13.0% $25k–$35k 8.1% $35k–$50k 12.4% $50k–$75k 12.4% $75k–$100k 11.9% $100k–$150k 7.0% $200k+ 6.5% Median income $35,625
Housing
Housing overview
Metric Value Median home value $182,500 Median rent / month $488 Owner occupied 28.1% Renter occupied 71.9% Vacant 21.6% Single-family detached 47.0% Large apartment buildings 3.8% Mobile homes 5.5% Median rooms 4.8 Avg household size (owned) 2.42
Year built
Era % 2020 or later 0.0% 2010–2019 11.4% 2000–2009 0.0% 1990–1999 14.0% 1980–1989 15.7% 1970–1979 13.1% 1960–1969 9.7% 1950–1959 21.2% 1940–1949 1.3% 1939 or earlier 13.6%
Bedrooms
Size % of units No bedroom (studio) 5.1% 1 bedroom 5.5% 2 bedrooms 39.4% 3 bedrooms 36.4% 4 bedrooms 13.6% 5+ bedrooms 0.0%
Vehicles per household
Vehicles % of households No vehicle 17.8% 1 vehicle 34.1% 2 vehicles 30.8% 3 or more 17.3%
Heating fuel
Fuel type % Utility gas 51.9% Electricity 41.6% Propane / LP gas 2.7% Solar 1.1% No fuel used 2.7%
Households & families
Household type Count % Married-couple family 80 43.2% Cohabiting couple 18 9.7% Male householder, no spouse 23 12.4% Female householder, no spouse 64 34.6% Households with children under 18 103 55.7% Households with seniors (65+) 48 25.9% Average household size 2.63
Marital status
Status Male Female Never married 57.5% 53.3% Married 29.6% 28.2% Separated 5.0% 2.4% Widowed 0.0% 0.0% Divorced 7.9% 16.1%
Education
Some college, no degree
25.9%
Graduate / professional
4.7%
Metric % HS diploma or higher 84.4% Bachelor's or higher 18.6%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 0 0.0% Kindergarten 11 2.9% Elementary school 80 21.1% High school 15 3.9% College / grad school 274 72.1%
Employment
Industry of employment
Education & healthcare
36.4%
Arts, food & hospitality
12.4%
Finance & real estate
10.8%
Transportation & utilities
6.4%
Public administration
5.6%
Occupation
Category % Management, business & arts 31.6% Service 24.4% Sales & office 22.0% Natural resources & construction 2.8% Production & transportation 19.2%
Employment type
Type % Private sector 77.6% Government 18.0% Self-employed 4.4% Unpaid family workers 0.0%
Commute
Method % Drive alone 70.1% Carpool 1.3% Public transit 0.0% Walk 20.1% Work from home 8.5% Other means 0.0% Avg commute (minutes) 16.1
Poverty
Married-couple families
25.0%
Female-led households
50.0%
Income support
Source % of households Social Security 40.0% Retirement income 18.9% Supplemental Security 7.0% Cash public assistance 5.4% Food stamps / SNAP 56.2%
Health indicators
Condition % Obesity 33.6% High blood pressure 22.3% High cholesterol 20.4% Diabetes 7.3% Heart disease 4.6% Stroke 2.2% Asthma 11.8% Arthritis 17.2% Kidney disease 2.2% Pulmonary disease 7.7% Cancer 3.3%
Behavior / access % Smoking 23.8% Binge drinking 19.4% No physical activity 29.9% Less than 7 hrs sleep 39.8% Depression 28.4% Fair or poor health 16.4% Poor mental health 23.0% Poor physical health 10.0% No health insurance 17.2% Visited doctor (checkup) 71.6% Visited dentist 50.2% Cholesterol screening 71.9% Teeth loss 23.4%
Veterans & disability
Veterans Count % Civilian veterans 10 1.7%
Disability % Any disability 20.5% Under 18 12.1% 18–64 years 18.2% 65 and over 59.7%
Health insurance coverage
Type % Private insurance 56.8% Public insurance 44.4% No insurance 3.1% Uninsured under 19 2.2%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 701 94.3% Spanish 31 4.4% Other Indo-European 2 0.3% Asian & Pacific Islander 29 4.1% Other languages 0 0.0%
Place of birth & citizenship
Origin Count % Native born (US) 708 95.3% Born in same state 701 94.3% Born in different state 561 75.5% Foreign born 7 0.9% Naturalized citizen 35 4.7% Not a US citizen 6 17.1%
Ancestry
Ancestry Count % Italian 81 10.9% French 61 8.2% Arab 7 0.9%
Ancestry Count % English 6 0.8% Irish 3 0.4%
Technology access
Metric % of households Computer access 24.9% Internet access 92.4%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 45674
What city is ZIP code 45674 in?
ZIP code 45674 is primarily assigned to Rio Grande, Ohio.
What county is ZIP code 45674 in?
ZIP code 45674 falls within Gallia County, Ohio.
Is ZIP code 45674 mostly rentals?
72% of occupied units in ZIP code 45674 are renter-occupied.
What is the poverty rate in ZIP code 45674?
32% of residents in ZIP code 45674 live below the poverty line, above the national average.
Does ZIP code 45674 have a large retiree population?
40% of households in ZIP code 45674 receive Social Security income, suggesting a significant retiree or disability population.
What is the median household income in ZIP code 45674?
The median household income in ZIP code 45674 is $35,625, below the national median of ~$75,000.
What timezone is ZIP code 45674 in?
ZIP code 45674 observes the EST timezone.
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