15139 ZIP Code — Oakmont, PA

Allegheny County, Pennsylvania

ZIP code 15139 is located in Oakmont, Pennsylvania, within Allegheny County. It covers approximately 1.92 square miles and serves a population of 6,734 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 412.

About ZIP code 15139

The housing stock consists of a mix of housing types. Most homes were built in the pre-1940, giving the area an established character. Median home value is $286,600. Owner-occupancy sits near the national average at 59%.

The gap between median ($82,012) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 4% is below the national average. 35% 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 27 minutes is near the national average. Remote work is prevalent — 21% of workers work from home.

Educational attainment is high — 57% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 15139 reflects a community defined by a highly educated population, a high rate of remote workers, and a significant Social Security-dependent population.

6,734

population

1.92

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

15139 ZIP code map

Cities in ZIP code 15139

Below are the cities the US Postal Service accepts for ZIP code 15139. Using any city not on this list may result in mail delivery delays.

City	Status
Oakmont	Preferred

Nearby ZIP codes

15147 Verona (1.9 mi) 15238 Pittsburgh (2.3 mi) 15049 Harwick (2.8 mi) 15144 Springdale (3.1 mi) 15051 Indianola (3.6 mi) 15024 Cheswick (4.1 mi) 15235 Pittsburgh (4.3 mi) 15215 Pittsburgh (4.4 mi) 15069 New Kensington (4.8 mi) 15030 Creighton (4.9 mi) 15239 Pittsburgh (5.4 mi) 15206 Pittsburgh (5.6 mi)

Demographics updated 05/2026

Population
Total population	6,734
Population density	3,507 / sq mi
State FIPS	42
County FIPS	003

Geography
Land area	1.92 sq mi
Water area	0.24 sq mi
Latitude	40.5218
Longitude	-79.8319
Timezone	Eastern (ET)
Area code	412

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	36.2%	40.9%	39.8%
$50k – $100k	28.1%	29.6%	30.8%
$100k – $200k	24.2%	22.0%	22.4%
Over $200k	11.6%	7.4%	7.1%

Demographics & statistics

6,734

Population

3,507

People per sq mi

47.7

Median age

$82,012

Median household income

$62,331

Per capita income

$286,600

Median home value

$995

Median monthly rent

59.3%

Home ownership

4.0%

Poverty rate

4.9%

Unemployment

2,299

Housing units

56.6%

Bachelor's or higher

Age distribution

Male Female

147

Under 5

168

202

5–9

231

136

10–14

155

101

15–19

115

20–24

351

25–34

401

476

35–44

544

429

45–54

491

221

55–59

253

240

60–64

275

426

65–74

488

238

75–84

272

116

85+

133

← Male

Female →

Age summary

Group	Count	%
Under 18	1,182	17.6%
18 and over	5,552	82.4%
65 and over	1,673	24.8%
Median age	47.7 years

Race & ethnicity

White 92.9%

Two or more races 3.6%

Hispanic or Latino 2.2%

Black or African American 0.8%

Asian 0.2%

American Indian / Alaska Native 0.2%

Group	Count	%
White	6,397	92.9%
Two or more races	251	3.6%
Hispanic or Latino	153	2.2%
Black or African American	56	0.8%
Asian	17	0.2%
American Indian / Alaska Native	13	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	36.2%	40.9%	39.8%
$50k – $100k	28.1%	29.6%	30.8%
$100k – $200k	24.2%	22.0%	22.4%
Over $200k	11.6%	7.4%	7.1%

Under $10k 3.2%

$10k–$15k 2.3%

$15k–$25k 9.4%

$25k–$35k 5.6%

$35k–$50k 12.0%

$50k–$75k 13.6%

$75k–$100k 10.4%

$100k–$150k 16.9%

$150k–$200k 8.7%

$200k+ 17.8%

Range	% of households
Under $10k	3.2%
$10k–$15k	2.3%
$15k–$25k	9.4%
$25k–$35k	5.6%
$35k–$50k	12.0%
$50k–$75k	13.6%
$75k–$100k	10.4%
$100k–$150k	16.9%
$150k–$200k	8.7%
$200k+	17.8%
Median income	$82,012

Housing

Home values

Under $50k 2.7%

$50k–$100k 2.8%

$100k–$150k 6.3%

$150k–$200k 10.0%

$200k–$300k 31.0%

$300k–$500k 31.1%

$500k–$1M 14.5%

$1M+ 1.6%

Housing overview

Metric	Value
Median home value	$286,600
Median rent / month	$995
Owner occupied	59.3%
Renter occupied	40.7%
Vacant	7.8%
Single-family detached	50.7%
Large apartment buildings	8.4%
Mobile homes	0.0%
Median rooms	5.5
Avg household size (owned)	2.22

Year built

Era	%
2020 or later	1.5%
2010–2019	7.3%
2000–2009	5.0%
1990–1999	4.0%
1980–1989	11.5%
1970–1979	15.9%
1960–1969	4.7%
1950–1959	13.5%
1940–1949	7.5%
1939 or earlier	29.2%

Bedrooms

Size	% of units
No bedroom (studio)	0.8%
1 bedroom	12.0%
2 bedrooms	37.0%
3 bedrooms	32.8%
4 bedrooms	14.7%
5+ bedrooms	2.8%

Vehicles per household

Vehicles	% of households
No vehicle	6.4%
1 vehicle	46.6%
2 vehicles	36.9%
3 or more	10.1%

Heating fuel

Fuel type	%
Utility gas	85.3%
Electricity	12.2%
Propane / LP gas	2.2%
Fuel oil	0.1%

Households & families

Household type	Count	%
Married-couple family	1,449	42.7%
Cohabiting couple	121	3.6%
Male householder, no spouse	705	20.8%
Female householder, no spouse	1,117	32.9%
Households with children under 18	750	22.1%
Households with seniors (65+)	1,208	35.6%
Average household size	1.94

Marital status

Status	Male	Female
Never married	25.2%	24.0%
Married	60.9%	47.6%
Separated	0.5%	2.2%
Widowed	2.2%	10.2%
Divorced	11.1%	16.0%

Education

Less than 9th grade 0.8%

Some HS, no diploma 1.3%

HS graduate 17.0%

Some college, no degree 16.2%

Associate's degree 8.0%

Bachelor's degree 30.9%

Graduate / professional 25.7%

Metric	%
HS diploma or higher	97.9%
Bachelor's or higher	56.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	131	11.3%
Kindergarten	78	6.7%
Elementary school	579	50.1%
High school	211	18.3%
College / grad school	157	13.6%

Employment

Industry of employment

Education & healthcare 29.6%

Professional & management 14.0%

Retail trade 12.3%

Manufacturing 11.5%

Finance & real estate 7.7%

Other services 4.6%

Arts, food & hospitality 4.1%

Information 3.9%

Construction 3.6%

Transportation & utilities 3.6%

Public administration 3.1%

Wholesale trade 2.0%

Agriculture & mining 0.1%

Occupation

Category	%
Management, business & arts	61.0%
Service	8.1%
Sales & office	17.9%
Natural resources & construction	6.7%
Production & transportation	6.3%

Employment type

Type	%
Private sector	86.4%
Government	9.2%
Self-employed	4.2%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	70.3%
Carpool	6.1%
Public transit	0.5%
Walk	2.0%
Work from home	20.6%
Other means	0.6%
Avg commute (minutes)	26.6

Poverty

All people 4.0%

Under 18 years 1.3%

18 and over 4.5%

Married-couple families 0.4%

Female-led households 5.2%

Income support

Source	% of households
Social Security	34.5%
Retirement income	26.8%
Supplemental Security	2.9%
Cash public assistance	3.2%
Food stamps / SNAP	5.3%

Health indicators

Condition	%
Obesity	28.8%
High blood pressure	30.8%
High cholesterol	32.3%
Diabetes	8.8%
Heart disease	6.6%
Stroke	2.7%
Asthma	9.2%
Arthritis	28.7%
Kidney disease	2.8%
Pulmonary disease	6.0%
Cancer	8.7%

Behavior / access	%
Smoking	12.1%
Binge drinking	19.2%
No physical activity	18.6%
Less than 7 hrs sleep	30.8%
Depression	21.5%
Fair or poor health	10.4%
Poor mental health	13.0%
Poor physical health	8.4%
No health insurance	6.8%
Visited doctor (checkup)	78.9%
Visited dentist	74.4%
Cholesterol screening	92.7%
Teeth loss	9.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	462	8.3%

Disability	%
Any disability	12.1%
Under 18	2.8%
18–64 years	8.6%
65 and over	28.1%

Health insurance coverage

Type	%
Private insurance	85.7%
Public insurance	31.8%
No insurance	1.4%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	6,419	95.3%
Spanish	34	0.5%
Other Indo-European	9	0.1%
Asian & Pacific Islander	16	0.2%
Other languages	9	0.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	6,562	97.4%
Born in same state	6,481	96.2%
Born in different state	5,417	80.4%
Foreign born	81	1.2%
Naturalized citizen	172	2.6%
Not a US citizen	98	57.0%

Ancestry

Ancestry	Count	%
Italian	1,390	20.6%
French	1,052	15.6%
Arab	305	4.5%
Irish	81	1.2%

Ancestry	Count	%
Polish	40	0.6%
German	37	0.5%
Norwegian	29	0.4%
English	22	0.3%

Technology access

Metric	% of households
Computer access	50.4%
Internet access	91.2%

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

Frequently asked questions about ZIP code 15139

What city is ZIP code 15139 in?

ZIP code 15139 is primarily assigned to Oakmont, Pennsylvania.

What county is ZIP code 15139 in?

ZIP code 15139 falls within Allegheny County, Pennsylvania.

How educated is the population of ZIP code 15139?

57% 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 15139?

ZIP code 15139 has an estimated population of 6,734 residents, with a density of 3,502 people per square mile.

What is the typical home value in ZIP code 15139?

The median home value in ZIP code 15139 is $286,600.

What is the median household income in ZIP code 15139?

The median household income in ZIP code 15139 is $82,012, above the national median of ~$75,000.

What timezone is ZIP code 15139 in?

ZIP code 15139 observes the EST timezone.