Coplay ZIP Codes — Lehigh County, PA

There is one unique ZIP code in Coplay, Pennsylvania and it is 18037. Area code: 610/484.

ZIP codes

7.61

sq mi land

0.15

sq mi water

610/484

area code

Coplay, PA ZIP code map

About Coplay, PA

Coplay, Pennsylvania is a small borough located in Lehigh County. This charming community offers a blend of suburban living and rural landscape, making it an inviting place for families and individuals alike. Known for its rich history and close-knit community, Coplay presents a unique character within the Lehigh Valley region.

Location & geography

Situated just north of Allentown, Coplay is conveniently located within a few miles of other notable cities such as Bethlehem, which is about 6 miles away, and Easton, roughly 12 miles from Coplay. The borough encompasses a land area of 7.61 square miles, complemented by a water area of 0.15 square miles. The terrain features a mix of residential areas and open spaces, providing scenic views and a tranquil atmosphere.

Community & economy

The character of Coplay is defined by its friendly residents and strong community ties, often seen in various local events and gatherings. Historically an industrial hub, the borough has transitioned to a mix of small businesses and residential developments, allowing for a vibrant daily life. Residents enjoy a suburban lifestyle with access to parks, recreational activities, and local shops that foster a sense of belonging.

Transportation

Coplay is conveniently accessible by several main highways, including Interstate 476 and U.S. Route 22, facilitating easy commutes to surrounding areas. The nearest airport is Lehigh Valley International Airport, located approximately 14 miles away, providing regional travel options. Public transportation options are available through the local transit system, making it easy for residents to travel within the region.

History

Founded in the early 19th century, Coplay has a rich industrial heritage, particularly noted for its cement production, which played a significant role in its economic development. The borough was incorporated in 1861 and has since evolved while maintaining its historical charm through various preserved buildings. Notable events in its history include the annual Coplay Community Festival, which celebrates local culture and brings residents together.

Did you know?

One surprising fact about Coplay is that it is home to the Coplay Cement Company, which was a major player in the cement industry during the 19th and early 20th centuries. Additionally, the borough boasts a unique attraction, the Coplay Whitehall Historical Society, which preserves and shares the area's rich history.

ZIP codes for Coplay, PA (1)

ZIP code	City	County	Map
18037	Coplay	Lehigh	View map

Demographics & statistics

7,360

Population

45.9

Median age

$77,975

Median household income

$41,981

Per capita income

$236,900

Median home value

$1,152

Median monthly rent

84.7%

Home ownership

6.9%

Poverty rate

1.5%

Unemployment

2,675

Housing units

28.7%

Bachelor's or higher

Age distribution

Male Female

153

Under 5

164

216

5–9

231

233

10–14

249

232

15–19

249

207

20–24

222

284

25–34

305

420

35–44

451

553

45–54

593

337

55–59

361

292

60–64

312

380

65–74

408

185

75–84

198

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,627	22.1%
18 and over	5,733	77.9%
65 and over	1,296	17.6%
Median age	45.9 years

Race & ethnicity

White 77.5%

Two or more races 10.4%

Hispanic or Latino 9.3%

Other race 1.9%

Black or African American 0.8%

American Indian / Alaska Native 0.2%

Group	Count	%
White	6,289	77.5%
Two or more races	841	10.4%
Hispanic or Latino	759	9.3%
Other race	151	1.9%
Black or African American	61	0.8%
American Indian / Alaska Native	15	0.2%

Household income

Under $10k 2.6%

$10k–$15k 0.8%

$15k–$25k 10.8%

$25k–$35k 7.1%

$35k–$50k 11.2%

$50k–$75k 13.8%

$75k–$100k 15.6%

$100k–$150k 15.8%

$150k–$200k 11.4%

$200k+ 11.0%

Range	% of households
Under $10k	2.6%
$10k–$15k	0.8%
$15k–$25k	10.8%
$25k–$35k	7.1%
$35k–$50k	11.2%
$50k–$75k	13.8%
$75k–$100k	15.6%
$100k–$150k	15.8%
$150k–$200k	11.4%
$200k+	11.0%
Median income	$77,975

Housing

Home values

Under $50k 5.8%

$50k–$100k 6.6%

$100k–$150k 6.7%

$150k–$200k 18.9%

$200k–$300k 33.5%

$300k–$500k 23.0%

$500k–$1M 5.4%

Housing overview

Metric	Value
Median home value	$236,900
Median rent / month	$1,152
Owner occupied	84.7%
Renter occupied	15.3%
Vacant	2.7%
Single-family detached	52.9%
Large apartment buildings	0.8%
Mobile homes	7.0%
Median rooms	6.3
Avg household size (owned)	2.43

Year built

Era	%
2020 or later	1.1%
2010–2019	4.3%
2000–2009	3.9%
1990–1999	18.9%
1980–1989	11.9%
1970–1979	9.9%
1960–1969	6.4%
1950–1959	11.2%
1940–1949	2.7%
1939 or earlier	29.6%

Bedrooms

Size	% of units
No bedroom (studio)	0.9%
1 bedroom	6.4%
2 bedrooms	21.4%
3 bedrooms	49.6%
4 bedrooms	18.4%
5+ bedrooms	3.3%

Vehicles per household

Vehicles	% of households
No vehicle	2.0%
1 vehicle	37.1%
2 vehicles	37.4%
3 or more	23.5%

Heating fuel

Fuel type	%
Utility gas	23.5%
Electricity	46.4%
Propane / LP gas	1.3%
Fuel oil	24.1%
Wood	3.8%
No fuel used	0.4%

Households & families

Household type	Count	%
Married-couple family	1,467	48.0%
Cohabiting couple	226	7.4%
Male householder, no spouse	517	16.9%
Female householder, no spouse	846	27.7%
Households with children under 18	871	28.5%
Households with seniors (65+)	934	30.6%
Average household size	2.41

Marital status

Status	Male	Female
Never married	31.6%	27.3%
Married	54.2%	46.4%
Separated	0.0%	0.9%
Widowed	3.8%	9.5%
Divorced	10.5%	15.9%

Education

Less than 9th grade 2.7%

Some HS, no diploma 3.2%

HS graduate 37.5%

Some college, no degree 15.1%

Associate's degree 12.8%

Bachelor's degree 18.3%

Graduate / professional 10.3%

Metric	%
HS diploma or higher	94.1%
Bachelor's or higher	28.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	61	3.6%
Kindergarten	113	6.8%
Elementary school	744	44.5%
High school	423	25.3%
College / grad school	331	19.8%

Employment

Industry of employment

Education & healthcare 32.3%

Manufacturing 13.3%

Retail trade 11.6%

Transportation & utilities 9.4%

Finance & real estate 7.8%

Arts, food & hospitality 5.5%

Construction 4.6%

Professional & management 3.7%

Public administration 3.7%

Other services 3.6%

Information 2.8%

Wholesale trade 1.3%

Agriculture & mining 0.2%

Occupation

Category	%
Management, business & arts	42.1%
Service	11.3%
Sales & office	24.7%
Natural resources & construction	7.4%
Production & transportation	14.5%

Employment type

Type	%
Private sector	84.3%
Government	11.1%
Self-employed	4.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	87.0%
Carpool	5.2%
Public transit	0.0%
Walk	0.5%
Other means	0.0%
Avg commute (minutes)	25.7

Poverty

All people 6.9%

Under 18 years 14.2%

18 and over 5.0%

Married-couple families 1.9%

Female-led households 17.0%

Income support

Source	% of households
Social Security	38.8%
Retirement income	31.0%
Supplemental Security	3.7%
Cash public assistance	2.1%
Food stamps / SNAP	7.2%

Health indicators

Condition	%
High blood pressure	31.9%
High cholesterol	33.9%
Heart disease	6.4%
Stroke	2.8%
Asthma	10.0%
Arthritis	26.6%
Kidney disease	2.7%
Pulmonary disease	6.9%
Cancer	7.1%

Behavior / access	%
Binge drinking	19.1%
No physical activity	22.5%
Less than 7 hrs sleep	37.1%
Fair or poor health	12.9%
Poor mental health	15.1%
Poor physical health	10.2%
No health insurance	10.0%
Visited doctor (checkup)	78.5%
Visited dentist	69.5%
Cholesterol screening	90.6%
Teeth loss	13.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	436	7.6%

Disability	%
Any disability	13.2%
Under 18	3.7%
18–64 years	12.1%
65 and over	29.2%

Health insurance coverage

Type	%
Private insurance	74.4%
Public insurance	38.1%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	7,043	95.7%
Spanish	206	2.9%
Other Indo-European	85	1.2%
Asian & Pacific Islander	76	1.1%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	7,004	95.2%
Born in same state	6,837	92.9%
Born in different state	5,396	73.3%
Foreign born	167	2.3%
Naturalized citizen	356	4.8%
Not a US citizen	324	91.0%

Ancestry

Ancestry	Count	%
Italian	803	10.9%
French	528	7.2%
Arab	338	4.6%
Irish	106	1.4%

Ancestry	Count	%
English	47	0.6%
Polish	8	0.1%
Norwegian	6	0.1%

Technology access

Metric	% of households
Computer access	41.5%
Internet access	86.0%

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

Frequently asked questions

What ZIP codes does Coplay, PA have?

Coplay, PA has one ZIP code: 18037. Each ZIP code serves a distinct delivery area within the city and surrounding region.