45056 ZIP Code — Oxford, OH

Butler County, Ohio

ZIP code 45056 is located in Oxford, Ohio, within Butler County. It covers approximately 74.70 square miles and serves a population of 27,391 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 513.

About ZIP code 45056

The housing stock consists of a mix of housing types. Most homes were built in the 1970s, giving the area an established character. Median home value is $235,100. Owner-occupancy sits near the national average at 50%.

Median household income is $51,273. Poverty affects 37% of residents, above the national average.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 19 minutes is near the national average.

Educational attainment is high — 55% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Health indicators show elevated rates of poor mental health (22%) compared to national benchmarks.

Overall, ZIP code 45056 reflects a community defined by a highly educated population and economic challenges above the national average.

27,391

population

74.70

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

45056 ZIP code map

Cities in ZIP code 45056

Below are the cities the US Postal Service accepts for ZIP code 45056. Using any city not on this list may result in mail delivery delays.

City	Status
Oxford	Acceptable
Oxford	Preferred

Nearby ZIP codes

45013 Hamilton (5.5 mi) 47010 Bath (6.8 mi) 45003 College Corner (7 mi) 45064 Somerville (7.5 mi) 47003 West College Corner (8.5 mi) 45053 Okeana (9.5 mi) 45311 Camden (10.5 mi) 47016 Cedar Grove (11.3 mi) 45011 Hamilton (12.1 mi) 45011 Hamilton (12.1 mi) 45067 Trenton (12.4 mi) 45014 Fairfield (13 mi)

Demographics updated 05/2026

Population
Total population	27,391
Population density	367 / sq mi
State FIPS	39
County FIPS	017

Geography
Land area	74.70 sq mi
Water area	0.33 sq mi
Latitude	39.4830
Longitude	-84.7133
Timezone	Eastern (ET)
Area code	513

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	50.1%	36.2%	43.3%
$50k – $100k	24.2%	32.3%	31.4%
$100k – $200k	22.1%	25.1%	20.0%
Over $200k	3.6%	6.4%	5.2%

Demographics & statistics

27,391

Population

367

People per sq mi

21.6

Median age

$51,273

Median household income

$24,147

Per capita income

$235,100

Median home value

$994

Median monthly rent

50.2%

Home ownership

36.6%

Poverty rate

8.8%

Unemployment

5,548

Housing units

54.6%

Bachelor's or higher

Age distribution

Male Female

358

Under 5

383

409

5–9

437

449

10–14

481

2,845

15–19

3,047

4,226

20–24

4,525

995

25–34

1,066

671

35–44

718

771

45–54

826

505

55–59

541

577

60–64

617

668

65–74

715

571

75–84

611

183

85+

196

← Male

Female →

Age summary

Group	Count	%
Under 18	3,043	11.1%
18 and over	24,348	88.9%
65 and over	2,944	10.7%
Median age	21.6 years

Race & ethnicity

White 78.5%

Asian 7.5%

Two or more races 4.7%

Black or African American 4.2%

Hispanic or Latino 3.9%

Other race 1.3%

Group	Count	%
White	22,378	78.5%
Asian	2,128	7.5%
Two or more races	1,325	4.7%
Black or African American	1,189	4.2%
Hispanic or Latino	1,098	3.9%
Other race	363	1.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	50.1%	36.2%	43.3%
$50k – $100k	24.2%	32.3%	31.4%
$100k – $200k	22.1%	25.1%	20.0%
Over $200k	3.6%	6.4%	5.2%

Under $10k 15.5%

$10k–$15k 5.8%

$15k–$25k 7.9%

$25k–$35k 7.4%

$35k–$50k 12.0%

$50k–$75k 13.0%

$75k–$100k 10.7%

$100k–$150k 14.2%

$150k–$200k 8.2%

$200k+ 5.2%

Range	% of households
Under $10k	15.5%
$10k–$15k	5.8%
$15k–$25k	7.9%
$25k–$35k	7.4%
$35k–$50k	12.0%
$50k–$75k	13.0%
$75k–$100k	10.7%
$100k–$150k	14.2%
$150k–$200k	8.2%
$200k+	5.2%
Median income	$51,273

Housing

Home values

Under $50k 2.9%

$50k–$100k 2.3%

$100k–$150k 11.7%

$150k–$200k 20.0%

$200k–$300k 32.0%

$300k–$500k 26.4%

$500k–$1M 4.0%

$1M+ 0.6%

Housing overview

Metric	Value
Median home value	$235,100
Median rent / month	$994
Owner occupied	50.2%
Renter occupied	49.8%
Vacant	14.1%
Single-family detached	55.3%
Large apartment buildings	5.4%
Mobile homes	1.4%
Median rooms	5.9
Avg household size (owned)	2.31

Year built

Era	%
2020 or later	0.8%
2010–2019	9.3%
2000–2009	15.0%
1990–1999	16.8%
1980–1989	9.1%
1970–1979	21.7%
1960–1969	9.0%
1950–1959	7.3%
1940–1949	1.4%
1939 or earlier	9.4%

Bedrooms

Size	% of units
No bedroom (studio)	1.7%
1 bedroom	8.6%
2 bedrooms	19.9%
3 bedrooms	39.2%
4 bedrooms	26.2%
5+ bedrooms	4.4%

Vehicles per household

Vehicles	% of households
No vehicle	5.2%
1 vehicle	32.0%
2 vehicles	38.7%
3 or more	24.1%

Heating fuel

Fuel type	%
Utility gas	40.4%
Electricity	45.0%
Propane / LP gas	5.8%
Fuel oil	6.1%
Wood	1.3%
Solar	0.3%
No fuel used	0.2%

Households & families

Household type	Count	%
Married-couple family	3,125	37.5%
Cohabiting couple	504	6.1%
Male householder, no spouse	2,342	28.1%
Female householder, no spouse	2,356	28.3%
Households with children under 18	1,601	19.2%
Households with seniors (65+)	2,082	25.0%
Average household size	2.49

Marital status

Status	Male	Female
Never married	64.2%	63.0%
Married	27.9%	26.5%
Separated	0.9%	1.0%
Widowed	2.6%	4.5%
Divorced	4.4%	5.0%

Education

Less than 9th grade 0.7%

Some HS, no diploma 2.2%

HS graduate 23.0%

Some college, no degree 14.3%

Associate's degree 5.2%

Bachelor's degree 25.1%

Graduate / professional 29.5%

Metric	%
HS diploma or higher	97.1%
Bachelor's or higher	54.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	337	2.0%
Kindergarten	91	0.5%
Elementary school	1,457	8.8%
High school	653	3.9%
College / grad school	14,102	84.7%

Employment

Industry of employment

Education & healthcare 42.2%

Arts, food & hospitality 19.9%

Retail trade 9.4%

Manufacturing 7.4%

Professional & management 6.4%

Finance & real estate 4.1%

Construction 2.9%

Other services 2.8%

Public administration 2.5%

Transportation & utilities 1.6%

Wholesale trade 0.5%

Information 0.2%

Occupation

Category	%
Management, business & arts	43.1%
Service	25.6%
Sales & office	20.2%
Natural resources & construction	2.9%
Production & transportation	8.1%

Employment type

Type	%
Private sector	72.3%
Government	25.0%
Self-employed	2.7%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	59.9%
Carpool	7.8%
Public transit	1.3%
Walk	16.0%
Work from home	12.0%
Other means	3.0%
Avg commute (minutes)	18.9

Poverty

All people 36.6%

Under 18 years 20.5%

18 and over 39.3%

Married-couple families 6.5%

Female-led households 16.3%

Income support

Source	% of households
Social Security	21.8%
Retirement income	20.3%
Supplemental Security	2.1%
Cash public assistance	1.8%
Food stamps / SNAP	5.5%

Health indicators

Condition	%
Obesity	31.4%
High blood pressure	21.4%
High cholesterol	20.3%
Diabetes	6.0%
Heart disease	3.8%
Stroke	1.8%
Asthma	12.0%
Arthritis	14.9%
Kidney disease	2.0%
Pulmonary disease	6.1%
Cancer	3.4%

Behavior / access	%
Smoking	18.8%
Binge drinking	20.3%
No physical activity	25.4%
Less than 7 hrs sleep	33.2%
Depression	27.9%
Fair or poor health	14.0%
Poor mental health	22.4%
Poor physical health	9.2%
No health insurance	12.9%
Visited doctor (checkup)	75.6%
Visited dentist	60.1%
Cholesterol screening	73.8%
Teeth loss	14.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	582	2.4%

Disability	%
Any disability	6.3%
Under 18	3.4%
18–64 years	4.4%
65 and over	24.1%

Health insurance coverage

Type	%
Private insurance	87.0%
Public insurance	17.5%
No insurance	2.8%
Uninsured under 19	2.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	26,650	97.3%
Spanish	1,608	6.0%
Other Indo-European	98	0.4%
Asian & Pacific Islander	157	0.6%
Other languages	1,353	5.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	24,357	88.9%
Born in same state	24,159	88.2%
Born in different state	15,589	56.9%
Foreign born	198	0.7%
Naturalized citizen	3,034	11.1%
Not a US citizen	474	15.6%

Ancestry

Ancestry	Count	%
French	2,650	9.7%
Italian	1,978	7.2%
Arab	821	3%
Polish	166	0.6%
English	140	0.5%

Ancestry	Count	%
Dutch	75	0.3%
Irish	58	0.2%
German	56	0.2%
Norwegian	15	0.1%

Technology access

Metric	% of households
Computer access	30.4%
Internet access	95.7%

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

Frequently asked questions about ZIP code 45056

What city is ZIP code 45056 in?

ZIP code 45056 is primarily assigned to Oxford, Ohio.

What county is ZIP code 45056 in?

ZIP code 45056 falls within Butler County, Ohio.

What is the poverty rate in ZIP code 45056?

37% of residents in ZIP code 45056 live below the poverty line, above the national average.

How educated is the population of ZIP code 45056?

55% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the population of ZIP code 45056?

ZIP code 45056 has an estimated population of 27,391 residents, with a density of 367 people per square mile.

What is the median household income in ZIP code 45056?

The median household income in ZIP code 45056 is $51,273, below the national median of ~$75,000.

What timezone is ZIP code 45056 in?

ZIP code 45056 observes the EST timezone.