Waterloo ZIP Codes — Lawrence County, OH

There is one unique ZIP code in Waterloo, Ohio and it is 45688. Area code: 740/220.
1
ZIP codes
34.03
sq mi land
0.10
sq mi water
740/220
area code
Waterloo, OH ZIP code map

About Waterloo, OH

Waterloo, Ohio is a small community situated in Lawrence County, known for its tight-knit atmosphere and rural surroundings. The city is characterized by its peaceful living environment and access to nature. Residents enjoy a blend of agriculture and local industry, making it a unique part of the Buckeye State.

Location & geography

Waterloo lies in the southern part of Ohio, providing easy access to several neighboring cities. The city is approximately 10 miles from Ironton to the northwest, 12 miles from South Point to the southwest, and 15 miles from Ashland, Kentucky, to the southeast. The region features diverse terrain with a total land area of 34.03 square miles and a small water area of 0.10 square miles, contributing to a scenic landscape.

Community & economy

The community of Waterloo is characterized by its friendly and welcoming residents who take pride in their town. The local economy is mainly supported by agriculture, small businesses, and services catering to nearby larger cities. Daily life often revolves around community events and local traditions that foster a strong sense of belonging.

Transportation

Waterloo is accessible via major roadways, including State Route 93, which runs through the area and connects to larger highways. The nearest named airports include Tri-State Airport, located about 25 miles away in Huntington, West Virginia. Public transportation options are limited, so residents typically rely on personal vehicles for travel.

History

Waterloo was founded in the early 19th century, a time when agriculture was the primary industry driving local development. Over the years, the area has seen various key industries evolve, but it has remained rooted in its agricultural traditions. Notable events in the area have included local festivals that celebrate the history and culture of the community.

Did you know?

One surprising fact about Waterloo is its serene natural beauty, making it a hidden gem for outdoor enthusiasts. Additionally, the community hosts local events that highlight its unique cultural heritage and engaging history.

ZIP codes for Waterloo, OH (1)
ZIP code City County Map
45688 Waterloo Lawrence View map

Demographics & statistics

166
Population
52.9
Median age
$0
Median household income
$26,846
Per capita income
$110,400
Median home value
$0
Median monthly rent
68.0%
Home ownership
9.0%
Poverty rate
0.0%
Unemployment
145
Housing units
4.8%
Bachelor's or higher

Age distribution

Male Female
5
5–9
7
3
10–14
4
10
25–34
13
9
35–44
12
10
45–54
14
9
60–64
12
25
65–74
33
← Male
Female →

Age summary

GroupCount%
Under 181911.4%
18 and over14788.6%
65 and over5834.9%
Median age52.9 years

Race & ethnicity

White 91.9%
Hispanic or Latino 4%
Two or more races 4%
GroupCount%
White15991.9%
Hispanic or Latino74%
Two or more races74%

Household income

$10k–$15k 28.2%
$15k–$25k 22.3%
$25k–$35k 4.9%
$35k–$50k 20.4%
$50k–$75k 2.9%
$75k–$100k 15.5%
$100k–$150k 5.8%
Range% of households
$10k–$15k28.2%
$15k–$25k22.3%
$25k–$35k4.9%
$35k–$50k20.4%
$50k–$75k2.9%
$75k–$100k15.5%
$100k–$150k5.8%
Median income$0

Housing

Home values

Under $50k 35.7%
$50k–$100k 7.1%
$100k–$150k 17.1%
$150k–$200k 27.1%
$300k–$500k 12.9%

Housing overview

MetricValue
Median home value$110,400
Median rent / month$0
Owner occupied68.0%
Renter occupied32.0%
Vacant42.1%
Single-family detached67.4%
Large apartment buildings0.0%
Mobile homes32.6%
Median rooms4.5
Avg household size (owned)1.66

Year built

Era%
2020 or later0.0%
2010–201914.6%
2000–200923.6%
1990–199916.9%
1980–19898.4%
1970–197925.3%
1960–19690.0%
1950–19590.0%
1940–19490.0%
1939 or earlier11.2%

Bedrooms

Size% of units
No bedroom (studio)4.5%
1 bedroom13.5%
2 bedrooms35.4%
3 bedrooms29.2%
4 bedrooms17.4%
5+ bedrooms0.0%

Vehicles per household

Vehicles% of households
No vehicle14.6%
1 vehicle30.1%
2 vehicles34.0%
3 or more21.4%

Heating fuel

Fuel type%
Electricity11.7%
Propane / LP gas82.5%

Households & families

Household typeCount%
Married-couple family3433.0%
Cohabiting couple00.0%
Male householder, no spouse2423.3%
Female householder, no spouse4543.7%
Households with children under 182423.3%
Households with seniors (65+)5755.3%
Average household size1.61

Marital status

StatusMaleFemale
Never married8.5%0.0%
Married49.3%40.8%
Separated0.0%0.0%
Widowed0.0%28.9%
Divorced42.3%30.3%

Education

Less than 9th grade 14.3%
Some HS, no diploma 24.5%
HS graduate 30.6%
Some college, no degree 22.4%
Associate's degree 3.4%
Bachelor's degree 0.0%
Graduate / professional 4.8%
Metric%
HS diploma or higher61.2%
Bachelor's or higher4.8%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool00.0%
Kindergarten00.0%
Elementary school19100.0%
High school00.0%
College / grad school00.0%

Employment

Industry of employment

Agriculture & mining 39.1%
Retail trade 28.3%
Professional & management 26.1%
Manufacturing 6.5%

Occupation

Category%
Management, business & arts13.0%
Service19.6%
Sales & office21.7%
Natural resources & construction39.1%
Production & transportation6.5%

Employment type

Type%
Private sector39.1%
Government0.0%
Self-employed60.9%
Unpaid family workers0.0%

Commute

Method%
Drive alone73.9%
Carpool0.0%
Public transit0.0%
Walk0.0%
Other means0.0%
Avg commute (minutes)0.0

Poverty

All people 9.0%
Under 18 years 0.0%
18 and over 10.2%
Married-couple families 0.0%
Female-led households 0.0%

Income support

Source% of households
Social Security35.0%
Retirement income25.2%
Supplemental Security23.3%
Cash public assistance0.0%
Food stamps / SNAP31.1%

Health indicators

Condition%
High blood pressure39.1%
High cholesterol35.9%
Heart disease8.4%
Stroke4.1%
Asthma11.9%
Arthritis32.3%
Kidney disease3.4%
Pulmonary disease12.6%
Cancer6.7%
Behavior / access%
Binge drinking16.5%
No physical activity36.2%
Less than 7 hrs sleep39.3%
Fair or poor health21.4%
Poor mental health19.4%
Poor physical health14.2%
No health insurance15.4%
Visited doctor (checkup)75.4%
Visited dentist53.2%
Cholesterol screening85.8%
Teeth loss22.7%

Veterans & disability

VeteransCount%
Civilian veterans00.0%
Disability%
Any disability39.8%
Under 180.0%
18–64 years44.9%
65 and over44.8%

Health insurance coverage

Type%
Private insurance26.5%
Public insurance57.2%
Uninsured under 1936.8%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only166100.0%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)166100.0%
Born in same state166100.0%
Born in different state5834.9%
Foreign born00.0%
Naturalized citizen00.0%
Not a US citizen00.0%

Ancestry

AncestryCount%
Arab5432.5%
French2112.7%
AncestryCount%
Italian159%

Technology access

Metric% of households
Computer access62.0%
Internet access53.4%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions
What ZIP codes does Waterloo, OH have?
Waterloo, OH has one ZIP code: 45688. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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