15423 ZIP Code — Coal Center, PA

Washington County, Pennsylvania

ZIP code 15423 is located in Coal Center, Pennsylvania, within Washington County. It covers approximately 17.12 square miles and serves a population of 1,889 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 724/878.

About ZIP code 15423

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $167,300. Owner-occupancy is high at 79%, well above the national average.

Median household income is $62,125. Poverty affects 19% of residents, above the national average. 41% 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 (21%) compared to national benchmarks.

Overall, ZIP code 15423 reflects a community defined by economic challenges above the national average, high homeownership, and a significant Social Security-dependent population.

1,889

population

17.12

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

15423 ZIP code map

Cities in ZIP code 15423

Below are the cities the US Postal Service accepts for ZIP code 15423. Using any city not on this list may result in mail delivery delays.

City	Status
Coal Center	Preferred

Nearby ZIP codes

15427 Daisytown (2.4 mi) 15419 California (2.6 mi) 15022 Charleroi (3.9 mi) 15438 Fayette City (4 mi) 15417 Brownsville (4.7 mi) 15444 Hiller (4.9 mi) 15062 Monessen (5.4 mi) 15333 Fredericktown (5.5 mi) 15450 La Belle (6.4 mi) 15314 Bentleyville (6.4 mi) 15442 Grindstone (6.8 mi) 15413 Allison (7.2 mi)

Demographics updated 05/2026

Population
Total population	1,889
Population density	110 / sq mi
State FIPS	42
County FIPS	125

Geography
Land area	17.12 sq mi
Water area	0.07 sq mi
Latitude	40.0790
Longitude	-79.9279
Timezone	Eastern (ET)
Area code	724/878

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	52.5%	37.5%	39.8%
$50k – $100k	16.2%	31.1%	30.8%
$100k – $200k	28.2%	24.1%	22.4%
Over $200k	3.2%	7.3%	7.1%

Demographics & statistics

1,889

Population

110

People per sq mi

41.0

Median age

$62,125

Median household income

$31,191

Per capita income

$167,300

Median home value

$900

Median monthly rent

79.0%

Home ownership

18.5%

Poverty rate

5.2%

Unemployment

629

Housing units

23.1%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

118

45–54

118

55–59

60–64

127

65–74

127

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	508	26.9%
18 and over	1,381	73.1%
65 and over	367	19.4%
Median age	41.0 years

Race & ethnicity

White 89.5%

Two or more races 3.8%

Black or African American 3.4%

Hispanic or Latino 2.3%

Asian 0.7%

Other race 0.3%

Group	Count	%
White	1,731	89.5%
Two or more races	74	3.8%
Black or African American	65	3.4%
Hispanic or Latino	45	2.3%
Asian	14	0.7%
Other race	5	0.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	52.5%	37.5%	39.8%
$50k – $100k	16.2%	31.1%	30.8%
$100k – $200k	28.2%	24.1%	22.4%
Over $200k	3.2%	7.3%	7.1%

Under $10k 4.0%

$10k–$15k 4.0%

$15k–$25k 9.2%

$25k–$35k 7.9%

$35k–$50k 14.3%

$50k–$75k 17.6%

$75k–$100k 13.8%

$100k–$150k 11.5%

$150k–$200k 11.8%

$200k+ 6.0%

Range	% of households
Under $10k	4.0%
$10k–$15k	4.0%
$15k–$25k	9.2%
$25k–$35k	7.9%
$35k–$50k	14.3%
$50k–$75k	17.6%
$75k–$100k	13.8%
$100k–$150k	11.5%
$150k–$200k	11.8%
$200k+	6.0%
Median income	$62,125

Housing

Home values

Under $50k 5.7%

$50k–$100k 23.5%

$100k–$150k 18.1%

$150k–$200k 8.4%

$200k–$300k 21.0%

$300k–$500k 16.7%

$500k–$1M 6.5%

Housing overview

Metric	Value
Median home value	$167,300
Median rent / month	$900
Owner occupied	79.0%
Renter occupied	21.0%
Vacant	9.3%
Single-family detached	88.9%
Large apartment buildings	0.0%
Mobile homes	4.6%
Median rooms	6.2
Avg household size (owned)	2.64

Year built

Era	%
2020 or later	0.0%
2010–2019	2.3%
2000–2009	3.0%
1990–1999	7.2%
1980–1989	9.5%
1970–1979	10.7%
1960–1969	4.0%
1950–1959	14.9%
1940–1949	6.2%
1939 or earlier	42.2%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	4.1%
2 bedrooms	31.7%
3 bedrooms	40.7%
4 bedrooms	23.0%
5+ bedrooms	0.5%

Vehicles per household

Vehicles	% of households
No vehicle	3.7%
1 vehicle	27.8%
2 vehicles	35.7%
3 or more	32.8%

Heating fuel

Fuel type	%
Utility gas	51.9%
Electricity	20.7%
Propane / LP gas	1.3%
Fuel oil	22.3%
Wood	2.1%

Households & families

Household type	Count	%
Married-couple family	354	50.2%
Cohabiting couple	29	4.1%
Male householder, no spouse	135	19.1%
Female householder, no spouse	187	26.5%
Households with children under 18	232	32.9%
Households with seniors (65+)	289	41.0%
Average household size	2.67

Marital status

Status	Male	Female
Never married	33.8%	27.7%
Married	52.0%	53.5%
Separated	0.6%	4.0%
Widowed	1.1%	8.2%
Divorced	12.3%	6.5%

Education

Less than 9th grade 2.2%

Some HS, no diploma 6.4%

HS graduate 44.7%

Some college, no degree 13.9%

Associate's degree 9.8%

Bachelor's degree 12.8%

Graduate / professional 10.3%

Metric	%
HS diploma or higher	91.4%
Bachelor's or higher	23.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	5	0.9%
Kindergarten	10	1.8%
Elementary school	313	55.3%
High school	116	20.5%
College / grad school	122	21.6%

Employment

Industry of employment

Education & healthcare 30.0%

Retail trade 15.9%

Manufacturing 12.5%

Construction 8.8%

Arts, food & hospitality 8.7%

Transportation & utilities 6.1%

Finance & real estate 4.6%

Agriculture & mining 3.6%

Professional & management 3.2%

Other services 2.8%

Public administration 2.2%

Wholesale trade 1.2%

Information 0.4%

Occupation

Category	%
Management, business & arts	35.7%
Service	17.5%
Sales & office	23.8%
Natural resources & construction	13.2%
Production & transportation	9.7%

Employment type

Type	%
Private sector	88.5%
Government	9.4%
Self-employed	2.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	85.7%
Carpool	3.2%
Public transit	0.0%
Walk	2.0%
Work from home	7.8%
Other means	1.3%
Avg commute (minutes)	26.2

Poverty

All people 18.5%

Under 18 years 36.8%

18 and over 11.8%

Married-couple families 10.5%

Female-led households 17.6%

Income support

Source	% of households
Social Security	41.3%
Retirement income	33.2%
Supplemental Security	9.8%
Cash public assistance	1.3%
Food stamps / SNAP	12.9%

Health indicators

Condition	%
Obesity	34.9%
High blood pressure	37.9%
High cholesterol	35.2%
Diabetes	12.1%
Heart disease	8.4%
Stroke	3.7%
Asthma	10.2%
Arthritis	32.0%
Kidney disease	3.4%
Pulmonary disease	9.4%
Cancer	7.8%

Behavior / access	%
Smoking	21.0%
Binge drinking	18.1%
No physical activity	24.3%
Less than 7 hrs sleep	34.0%
Depression	21.5%
Fair or poor health	16.3%
Poor mental health	15.5%
Poor physical health	12.3%
No health insurance	10.0%
Visited doctor (checkup)	80.6%
Visited dentist	61.7%
Cholesterol screening	89.8%
Teeth loss	17.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	87	6.3%

Disability	%
Any disability	16.6%
Under 18	16.3%
18–64 years	11.6%
65 and over	31.1%

Health insurance coverage

Type	%
Private insurance	66.7%
Public insurance	46.9%
No insurance	3.4%
Uninsured under 19	1.9%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,819	96.3%
Spanish	15	0.8%
Other Indo-European	15	0.8%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,877	99.4%
Born in same state	1,868	98.9%
Born in different state	1,662	88.0%
Foreign born	9	0.5%
Naturalized citizen	12	0.6%
Not a US citizen	8	66.7%

Ancestry

Ancestry	Count	%
Italian	255	13.5%
French	134	7.1%
Arab	79	4.2%

Ancestry	Count	%
Irish	32	1.7%
Norwegian	28	1.5%
English	16	0.8%

Technology access

Metric	% of households
Computer access	37.3%
Internet access	93.5%

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

Frequently asked questions about ZIP code 15423

What city is ZIP code 15423 in?

ZIP code 15423 is primarily assigned to Coal Center, Pennsylvania.

What county is ZIP code 15423 in?

ZIP code 15423 falls within Washington County, Pennsylvania.

What is the poverty rate in ZIP code 15423?

19% of residents in ZIP code 15423 live below the poverty line, above the national average.

Does ZIP code 15423 have a large retiree population?

41% of households in ZIP code 15423 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 15423?

The median home value in ZIP code 15423 is $167,300.

What is the population of ZIP code 15423?

ZIP code 15423 has an estimated population of 1,889 residents, with a density of 110 people per square mile.

What timezone is ZIP code 15423 in?

ZIP code 15423 observes the EST timezone.