45251 ZIP Code — Cincinnati, OH

Hamilton County, Ohio

ZIP code 45251 is located in Cincinnati, Ohio, within Hamilton County. It covers approximately 11.88 square miles and serves a population of 20,834 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 513.

About ZIP code 45251

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1960s, giving the area an established character. Median home value is $158,600. Owner-occupancy is high at 76%, well above the national average.

Median household income is $69,936. 32% 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 26 minutes is near the national average.

Educational attainment is near the national average, with 23% of residents holding a bachelor's degree or higher.

Health indicators show elevated rates of smoking (23%) compared to national benchmarks.

Overall, ZIP code 45251 reflects a community defined by high homeownership and a significant Social Security-dependent population.

20,834

population

11.88

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

45251 ZIP code map

Cities in ZIP code 45251

Below are the cities the US Postal Service accepts for ZIP code 45251. Using any city not on this list may result in mail delivery delays.

City	Status
Cincinnati	Acceptable
Cincinnati	Acceptable
Cincinnati	Preferred

Nearby ZIP codes

45252 Cincinnati (1.8 mi) 45231 Cincinnati (3.7 mi) 45247 Cincinnati (4.2 mi) 45218 Cincinnati (4.3 mi) 45240 Cincinnati (4.6 mi) 45239 Cincinnati (4.9 mi) 45014 Fairfield (5 mi) 45014 Fairfield (5 mi) 45224 Cincinnati (6.2 mi) 45030 Harrison (7.1 mi) 45246 Cincinnati (7.1 mi) 45246 Cincinnati (7.1 mi)

Demographics updated 06/2026

Population
Total population	20,834
Population density	1,754 / sq mi
State FIPS	39
County FIPS	061

Geography
Land area	11.88 sq mi
Water area	0.02 sq mi
Latitude	39.2679
Longitude	-84.6013
Timezone	Eastern (ET)
Area code	513

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	38.6%	43.3%	43.3%
$50k – $100k	36.9%	28.8%	31.4%
$100k – $200k	21.6%	20.7%	20.0%
Over $200k	2.9%	7.2%	5.2%

Demographics & statistics

20,834

Population

1,754

People per sq mi

39.4

Median age

$69,936

Median household income

$35,853

Per capita income

$158,600

Median home value

$1,147

Median monthly rent

76.1%

Home ownership

8.5%

Poverty rate

3.9%

Unemployment

6,813

Housing units

22.5%

Bachelor's or higher

Age distribution

Male Female

564

Under 5

587

643

5–9

669

702

10–14

730

517

15–19

538

584

20–24

608

1,492

25–34

1,552

1,260

35–44

1,312

1,300

45–54

1,352

663

55–59

689

751

60–64

782

964

65–74

1,004

488

75–84

508

282

85+

293

← Male

Female →

Age summary

Group	Count	%
Under 18	4,495	21.6%
18 and over	16,339	78.4%
65 and over	3,539	17.0%
Median age	39.4 years

Race & ethnicity

White 58.9%

Black or African American 31.8%

Two or more races 4.7%

Asian 2.2%

Hispanic or Latino 2%

Other race 0.3%

Native Hawaiian / Pacific Islander 0.1%

Group	Count	%
White	12,513	58.9%
Black or African American	6,767	31.8%
Two or more races	991	4.7%
Asian	470	2.2%
Hispanic or Latino	415	2%
Other race	73	0.3%
Native Hawaiian / Pacific Islander	20	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	38.6%	43.3%	43.3%
$50k – $100k	36.9%	28.8%	31.4%
$100k – $200k	21.6%	20.7%	20.0%
Over $200k	2.9%	7.2%	5.2%

Under $10k 4.3%

$10k–$15k 1.8%

$15k–$25k 5.3%

$25k–$35k 9.9%

$35k–$50k 13.4%

$50k–$75k 19.0%

$75k–$100k 13.0%

$100k–$150k 21.5%

$150k–$200k 6.7%

$200k+ 5.2%

Range	% of households
Under $10k	4.3%
$10k–$15k	1.8%
$15k–$25k	5.3%
$25k–$35k	9.9%
$35k–$50k	13.4%
$50k–$75k	19.0%
$75k–$100k	13.0%
$100k–$150k	21.5%
$150k–$200k	6.7%
$200k+	5.2%
Median income	$69,936

Housing

Home values

Under $50k 2.6%

$50k–$100k 16.7%

$100k–$150k 26.3%

$150k–$200k 24.9%

$200k–$300k 21.4%

$300k–$500k 7.6%

$500k–$1M 0.6%

Housing overview

Metric	Value
Median home value	$158,600
Median rent / month	$1,147
Owner occupied	76.1%
Renter occupied	23.9%
Vacant	6.1%
Single-family detached	76.2%
Large apartment buildings	4.1%
Mobile homes	1.8%
Median rooms	6.1
Avg household size (owned)	2.44

Year built

Era	%
2020 or later	0.0%
2010–2019	1.4%
2000–2009	6.0%
1990–1999	14.3%
1980–1989	11.0%
1970–1979	21.2%
1960–1969	27.4%
1950–1959	13.9%
1940–1949	1.6%
1939 or earlier	3.2%

Bedrooms

Size	% of units
No bedroom (studio)	1.1%
1 bedroom	7.6%
2 bedrooms	13.6%
3 bedrooms	57.1%
4 bedrooms	19.3%
5+ bedrooms	1.3%

Vehicles per household

Vehicles	% of households
No vehicle	7.3%
1 vehicle	26.3%
2 vehicles	44.3%
3 or more	22.0%

Heating fuel

Fuel type	%
Utility gas	56.9%
Electricity	39.1%
Propane / LP gas	1.2%
Fuel oil	1.2%
Wood	0.1%
No fuel used	1.2%

Households & families

Household type	Count	%
Married-couple family	3,840	46.5%
Cohabiting couple	733	8.9%
Male householder, no spouse	1,132	13.7%
Female householder, no spouse	2,546	30.9%
Households with children under 18	2,269	27.5%
Households with seniors (65+)	2,601	31.5%
Average household size	2.51

Marital status

Status	Male	Female
Never married	38.4%	29.8%
Married	50.1%	46.6%
Separated	0.8%	0.6%
Widowed	3.0%	7.5%
Divorced	7.8%	15.5%

Education

Less than 9th grade 2.7%

Some HS, no diploma 5.5%

HS graduate 38.4%

Some college, no degree 20.8%

Associate's degree 10.0%

Bachelor's degree 17.4%

Graduate / professional 5.1%

Metric	%
HS diploma or higher	91.8%
Bachelor's or higher	22.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	261	5.6%
Kindergarten	290	6.2%
Elementary school	2,242	47.8%
High school	851	18.1%
College / grad school	1,045	22.3%

Employment

Industry of employment

Education & healthcare 25.2%

Manufacturing 12.5%

Retail trade 11.4%

Transportation & utilities 10.5%

Professional & management 9.3%

Arts, food & hospitality 7.0%

Finance & real estate 6.6%

Public administration 5.1%

Other services 4.8%

Wholesale trade 3.4%

Construction 2.9%

Information 1.2%

Occupation

Category	%
Management, business & arts	32.2%
Service	17.1%
Sales & office	26.9%
Natural resources & construction	7.2%
Production & transportation	16.6%

Employment type

Type	%
Private sector	82.2%
Government	13.9%
Self-employed	3.9%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	83.7%
Carpool	7.0%
Public transit	1.0%
Walk	0.1%
Work from home	7.4%
Other means	0.8%
Avg commute (minutes)	25.5

Poverty

All people 8.5%

Under 18 years 9.6%

18 and over 8.2%

Married-couple families 1.5%

Female-led households 10.2%

Income support

Source	% of households
Social Security	31.7%
Retirement income	26.9%
Supplemental Security	5.2%
Cash public assistance	1.0%
Food stamps / SNAP	10.5%

Health indicators

Condition	%
Obesity	34.8%
High blood pressure	32.2%
High cholesterol	28.8%
Diabetes	10.9%
Heart disease	6.3%
Stroke	3.1%
Asthma	10.5%
Arthritis	26.1%
Kidney disease	2.8%
Pulmonary disease	7.6%
Cancer	6.3%

Behavior / access	%
Smoking	22.7%
Binge drinking	19.6%
No physical activity	25.2%
Less than 7 hrs sleep	38.3%
Depression	24.2%
Fair or poor health	14.7%
Poor mental health	16.7%
Poor physical health	10.3%
No health insurance	12.4%
Visited doctor (checkup)	77.3%
Visited dentist	65.3%
Cholesterol screening	88.8%
Teeth loss	14.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,118	6.8%

Disability	%
Any disability	12.1%
Under 18	5.2%
18–64 years	9.2%
65 and over	31.9%

Health insurance coverage

Type	%
Private insurance	67.3%
Public insurance	37.2%
No insurance	6.9%
Uninsured under 19	3.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	19,683	94.5%
Spanish	354	1.8%
Other Indo-European	94	0.5%
Asian & Pacific Islander	86	0.4%
Other languages	90	0.5%

Place of birth & citizenship

Origin	Count	%
Native born (US)	20,126	96.6%
Born in same state	20,040	96.2%
Born in different state	16,142	77.5%
Foreign born	86	0.4%
Naturalized citizen	708	3.4%
Not a US citizen	346	48.9%

Ancestry

Ancestry	Count	%
Italian	1,788	8.6%
French	1,340	6.4%
Arab	970	4.7%
English	231	1.1%
Norwegian	45	0.2%

Ancestry	Count	%
Polish	30	0.1%
Irish	28	0.1%
German	11	0.1%
Dutch	9	0%

Technology access

Metric	% of households
Computer access	39.6%
Internet access	93.5%

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

Frequently asked questions about ZIP code 45251

What city is ZIP code 45251 in?

ZIP code 45251 is primarily assigned to Cincinnati, Ohio.

What county is ZIP code 45251 in?

ZIP code 45251 falls within Hamilton County, Ohio.

What is the typical home value in ZIP code 45251?

The median home value in ZIP code 45251 is $158,600.

What is the population of ZIP code 45251?

ZIP code 45251 has an estimated population of 20,834 residents, with a density of 1,753 people per square mile.

What is the median household income in ZIP code 45251?

The median household income in ZIP code 45251 is $69,936, below the national median of ~$75,000.

What timezone is ZIP code 45251 in?

ZIP code 45251 observes the EST timezone.