Zip code 45231: Cincinnati, Ohio

Q: What city is zip code 45231?

45231 is assigned to Cincinnati, Ohio. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 45231 in?

45231 is in Hamilton County, Ohio.

Q: What is the population of 45231?

About 40,463 people live in 45231, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 45231?

The median household income in 45231 is $71,353.

Q: What zip codes are near 45231?

The closest zip codes to 45231 are 45218, 45299, 45240, 45224, 45239.

Residential delivery areaHamilton CountyEastern Time

Population

40,463

Median household income

$71K

U.S. $81K

Median home value

$176K

U.S. $333K

Median rent

$1,232/mo

U.S. $1,413

Median age

41.1

U.S. 38.9

Land area

15 sq mi

2,738 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 45231

45231 is an urban zip code in Cincinnati, Ohio (Hamilton County), covering 15 sq mi of land. About 40,463 people live here, or 2,738 per square mile. The median resident is 41.1 years old, compared with 38.9 nationally.

The median household earns $71,353 a year, close to the national median of $80,734. 11.7% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $176,000, or 2.5 years of median household income (U.S.: 4.1 years), which makes homes relatively affordable for local earners. 73% of occupied homes are lived in by their owners, and renters pay a median of $1,232 a month.

29% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 24.6 minutes each way, and 12% of workers work from home. The most common jobs among working residents are in office and administrative support; healthcare; and transportation and moving goods.

How 45231 compares

Sorted from highest to lowest national percentile

Healthcare workers12.4%
84th
U.S. 9.7% · OH 10.5%316th of 1,163 in OH
Diversity index62.8
78th
U.S. 61.4 · OH 40.633rd of 1,168 in OH
Veterans7.6%
73rd
U.S. 6.2% · OH 6.6%389th of 1,168 in OH
Residents 65 and older19.6%
71st
U.S. 17.2% · OH 18.3%533rd of 1,168 in OH
Population40,463
68th
U.S. 334,922,499 · OH 11,810,29349th of 1,168 in OH
Median age41.1
66th
U.S. 38.9 · OH 39.7617th of 1,166 in OH
Population density2,738/sq mi
64th
U.S. 95/sq mi · OH 289/sq mi135th of 1,168 in OH
Homeownership rate72.6%
60th
U.S. 65.2% · OH 67.2%766th of 1,159 in OH
Residents under 1822.7%
56th
U.S. 22% · OH 22%504th of 1,168 in OH
Poverty rate11.7%
54th
U.S. 12.5% · OH 13.3%518th of 1,159 in OH
Rent-burdened renters51.7%
54th
U.S. 51.1% · OH 45.9%262nd of 1,113 in OH
Unemployment rate4.9%
51st
U.S. 5.2% · OH 4.8%390th of 1,164 in OH
Broadband access92.3%
51st
U.S. 91% · OH 90.1%322nd of 1,159 in OH
Median earnings per worker$48,415
51st
U.S. $49,666 · OH $47,692432nd of 1,153 in OH
Work from home11.8%
45th
U.S. 15.1% · OH 13%339th of 1,163 in OH
Bachelor's degree or higher29.2%
44th
U.S. 35.7% · OH 31.5%286th of 1,166 in OH
Uninsured rate6%
43rd
U.S. 8.4% · OH 6.4%503rd of 1,165 in OH
Government workers12.6%
41st
U.S. 14.5% · OH 12.9%547th of 1,163 in OH
Per capita income$36,975
40th
U.S. $44,673 · OH $40,552480th of 1,165 in OH
Average commute24.6 min
40th
U.S. 26.4 min · OH 23.4 min551st of 1,121 in OH
Median household income$71,353
38th
U.S. $80,734 · OH $71,389541st of 1,122 in OH
Median gross rent$1,232
38th
U.S. $1,413 · OH $1,034130th of 1,007 in OH
Tech workers2.1%
35th
U.S. 3.8% · OH 3.2%436th of 1,163 in OH
Foreign-born residents6.1%
34th
U.S. 14.1% · OH 5.2%146th of 1,168 in OH
Income inequality (Gini)0.403
23rd
U.S. 0.483 · OH 0.467653rd of 1,156 in OH
Median home value$176,000
16th
U.S. $332,700 · OH $214,800570th of 1,114 in OH
Housing vacancy3.4%
15th
U.S. 10.1% · OH 8.1%936th of 1,160 in OH
Self-employed workers5.3%
6th
U.S. 10% · OH 8.1%907th of 1,163 in OH

Measure	45231	Hamilton	OH	U.S.	National percentile	Rank in OH
Healthcare workers	12.4%	11%	10.5%	9.7%	84th	316th of 1,163
Diversity index	62.8	54.8	40.6	61.4	78th	33rd of 1,168
Veterans	7.6%	5.5%	6.6%	6.2%	73rd	389th of 1,168
Residents 65 and older	19.6%	16.6%	18.3%	17.2%	71st	533rd of 1,168
Population	40,463	830,774	11,810,293	334,922,499	68th	49th of 1,168
Median age	41.1	36.9	39.7	38.9	66th	617th of 1,166
Population density	2,738/sq mi	2,049/sq mi	289/sq mi	95/sq mi	64th	135th of 1,168
Homeownership rate	72.6%	59.3%	67.2%	65.2%	60th	766th of 1,159
Residents under 18	22.7%	23%	22%	22%	56th	504th of 1,168
Poverty rate	11.7%	15%	13.3%	12.5%	54th	518th of 1,159
Rent-burdened renters	51.7%	48.7%	45.9%	51.1%	54th	262nd of 1,113
Unemployment rate	4.9%	5%	4.8%	5.2%	51st	390th of 1,164
Broadband access	92.3%	91.3%	90.1%	91%	51st	322nd of 1,159
Median earnings per worker	$48,415	$49,805	$47,692	$49,666	51st	432nd of 1,153
Work from home	11.8%	15.3%	13%	15.1%	45th	339th of 1,163
Bachelor's degree or higher	29.2%	41.8%	31.5%	35.7%	44th	286th of 1,166
Uninsured rate	6%	5.8%	6.4%	8.4%	43rd	503rd of 1,165
Government workers	12.6%	11.1%	12.9%	14.5%	41st	547th of 1,163
Per capita income	$36,975	$45,936	$40,552	$44,673	40th	480th of 1,165
Average commute	24.6 min	22.8 min	23.4 min	26.4 min	40th	551st of 1,121
Median household income	$71,353	$72,470	$71,389	$80,734	38th	541st of 1,122
Median gross rent	$1,232	$1,075	$1,034	$1,413	38th	130th of 1,007
Tech workers	2.1%	3.9%	3.2%	3.8%	35th	436th of 1,163
Foreign-born residents	6.1%	6.3%	5.2%	14.1%	34th	146th of 1,168
Income inequality (Gini)	0.403	0.508	0.467	0.483	23rd	653rd of 1,156
Median home value	$176,000	$241,900	$214,800	$332,700	16th	570th of 1,114
Housing vacancy	3.4%	7%	8.1%	10.1%	15th	936th of 1,160
Self-employed workers	5.3%	7.7%	8.1%	10%	6th	907th of 1,163

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

18%

5–17

18–24

13%

25–34

12%

35–44

12%

45–54

14%

55–64

11%

65–74

75+

Median age

41.1

Under 18

22.7%

65 and over

19.6%

Race and ethnicity

White46%
Black39%
Hispanic3%
Asian3%
Native American0.5%
Pacific Islander0%
Other1%
Multiracial7%

Diversity index

62.8

U.S. 61.4

Foreign-born

6.1%

U.S. 14.1%

Born in state

74.7%

Language spoken at home (households)

English only

94%

Spanish

Other Indo-European

Asian / Pacific

0.9%

Other

Households

Households: 16,911
Average household size: 2.3
Family households: 59%
Married couples: 37.1%
Living alone: 35.3%
Veterans (of adults): 7.6%
Male / female: 49% / 51%

Income and poverty

Household income distribution

<$25k

14%

$25–50k

19%

$50–75k

19%

$75–100k

15%

$100–150k

19%

$150–200k

$200k+

Median household income

45231

$71,353

Hamilton Co.

$72,470

Ohio

$71,389

United States

$80,734

Per capita income

$36,975

U.S. $44,673

Poverty rate

11.7%

U.S. 12.5%

Households earning $150K+

13.8%

U.S. 23%

Income inequality (Gini)

0.403

U.S. 0.483

Housing

Median home value

45231

$176,000

Hamilton Co.

$241,900

Ohio

$214,800

United States

$332,700

Median gross rent

45231

$1,232

Hamilton Co.

$1,075

Ohio

$1,034

United States

$1,413

Types of housing

Single-family

82%

2–4 units

5–19 units

20+ units

Mobile home

0.8%

Boat, RV, van

Housing units: 17,505
Owner-occupied: 72.6%
Vacant: 3.4%
Median year built: 1964
Median rooms: 6.1
Renters paying 30%+ of income: 51.7%
Renters paying 50%+ of income: 21.1%
Home value to income: 2.5× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

78%

Carpooled

Transit

0.9%

Walked

0.6%

Bicycle

Worked from home

12%

Other

Commute time (one way)

<10 min

10–19

24%

20–29

36%

30–44

25%

45–59

60+

Average commute

24.6 min

U.S. 26.4 min

Unemployment

4.9%

U.S. 5.2%

In labor force

64.1%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Office and admin

13%

Healthcare

12%

Transportation and moving

10%

Production

10%

Construction and repair

Management

Education

Sales

Business and finance

Cleaning and personal care

Food service

Legal and social services

Engineering and science

Computer and math

Police and fire

Arts, media and sports

Farming, fishing and forestry

0.1%

Industries

Health care and social assistance

17%

Manufacturing

13%

Education

10%

Retail

Finance, insurance and real estate

Other services

Transportation, warehousing and utilities

Professional and technical services

Admin, support and management

Construction

Restaurants and hotels

Public administration

Information

Wholesale

Arts and recreation

Agriculture and mining

0.4%

Median earnings per worker

$48,415

U.S. $49,666

Self-employed

5.3%

U.S. 10%

Government workers

12.6%

U.S. 14.5%

Nonprofit workers

14.1%

U.S. 8.8%

Median earnings by type of work

Type of work	45231	U.S.
Management, business, science and arts	$60,310	$74,888
Service	$25,039	$26,804
Sales and office	$45,213	$40,476
Construction and maintenance	$51,127	$49,199
Production and transportation	$41,396	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

31%

Some college

22%

Associate's

11%

Bachelor's

19%

Graduate

10%

High school graduate or higher: 92.7%
Bachelor's degree or higher: 29.2%
Graduate or professional degree: 10.3%
Households with broadband: 92.3%
Cable, fiber or DSL: 82.2%
No internet access: 5.7%
Without health insurance: 6%
Limited-English households: 0.5%

Geography

City (USPS): Cincinnati
State: Ohio
County: Hamilton County
Center point: 39.2475° N, 84.5348° W
Land area: 15 sq mi
Water area: 0.2 sq mi
Time zone: Eastern Time (UTC-5, UTC-4 in summer)
Zip type: Residential delivery area

Cities and towns within this zip

New Burlington (unincorporated)17% of zip
Finneytown (unincorporated)13% of zip
Mount Healthy10% of zip
Pleasant Run (unincorporated)5% of zip
Mount Healthy Heights (unincorporated)5% of zip
Northbrook (unincorporated)5% of zip
North College Hill4% of zip
Skyline Acres (unincorporated)4% of zip

Census places overlapping the zip's area. Mail may use a different city name than the municipality.

Zip codes near 45231

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
45218	Cincinnati, OH	1.5 mi	3,836	$71,000	$179,900
45299	Cincinnati, OH · PO box	1.7 mi	—	—	—
45240	Cincinnati, OH	2.7 mi	29,600	$71,947	$203,700
45224	Cincinnati, OH	3.1 mi	21,900	$56,471	$204,000
45239	Cincinnati, OH	3.9 mi	29,607	$60,324	$171,100
45251	Cincinnati, OH	3.9 mi	20,254	$74,614	$185,300
45215	Cincinnati, OH	4 mi	30,586	$69,372	$226,400
45232	Cincinnati, OH	4.3 mi	6,363	$28,367	$130,500
45216	Cincinnati, OH	4.3 mi	9,569	$44,099	$155,300
45246	Cincinnati, OH	4.8 mi	13,527	$65,370	$205,500
45252	Cincinnati, OH	5.2 mi	4,684	$84,963	$314,600
45223	Cincinnati, OH	5.4 mi	14,182	$49,312	$210,100

Zip codes like 45231 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 45231

What city is zip code 45231?

45231 is assigned to Cincinnati, Ohio. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 45231 in?

45231 is in Hamilton County, Ohio.

What is the population of 45231?

About 40,463 people live in 45231, according to the Census Bureau's American Community Survey.

What time zone is 45231 in?

45231 is in Eastern Time.

What is the median household income in 45231?

The median household income in 45231 is $71,353.

What zip codes are near 45231?

The closest zip codes to 45231 are 45218, 45299, 45240, 45224, 45239.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 45231, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.