18036 ZIP Code — Coopersburg, PA

Lehigh County, Pennsylvania

ZIP code 18036 is located in Coopersburg, Pennsylvania, within Lehigh County. It covers approximately 29.18 square miles and serves a population of 14,532 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 484/610.

About ZIP code 18036

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 $354,300. Owner-occupancy is high at 87%, well above the national average.

The gap between median ($109,973) 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. 36% 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 43% of residents holding a bachelor's degree or higher.

Overall, ZIP code 18036 reflects a community defined by high homeownership and a significant Social Security-dependent population.

14,532

population

29.18

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

18036 ZIP code map

Cities in ZIP code 18036

Below are the cities the US Postal Service accepts for ZIP code 18036. Using any city not on this list may result in mail delivery delays.

City	Status
Coopersburg	Preferred

Nearby ZIP codes

18034 Center Valley (3.2 mi) 18955 Richlandtown (3.6 mi) 18951 Quakertown (4.1 mi) 18015 Bethlehem (6 mi) 18049 Emmaus (6.3 mi) 18098 Emmaus (6.7 mi) 18099 Emmaus (6.7 mi) 18103 Allentown (7.4 mi) 18055 Hellertown (7.7 mi) 18025 Bethlehem (8.2 mi) 18041 East Greenville (8.6 mi) 18016 Bethlehem (8.8 mi)

Demographics updated 05/2026

Population
Total population	14,532
Population density	498 / sq mi
State FIPS	42
County FIPS	077

Geography
Land area	29.18 sq mi
Water area	0.08 sq mi
Latitude	40.4981
Longitude	-75.3827
Timezone	Eastern (ET)
Area code	484/610

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	22.2%	37.9%	39.8%
$50k – $100k	25.4%	30.5%	30.8%
$100k – $200k	35.3%	24.2%	22.4%
Over $200k	17.0%	7.4%	7.1%

Demographics & statistics

14,532

Population

498

People per sq mi

47.8

Median age

$109,973

Median household income

$58,360

Per capita income

$354,300

Median home value

$1,088

Median monthly rent

86.8%

Home ownership

3.8%

Poverty rate

2.1%

Unemployment

5,197

Housing units

42.8%

Bachelor's or higher

Age distribution

Male Female

318

Under 5

303

425

5–9

405

369

10–14

352

454

15–19

433

255

20–24

244

767

25–34

731

907

35–44

865

998

45–54

951

570

55–59

544

722

60–64

688

1,001

65–74

955

426

75–84

406

227

85+

216

← Male

Female →

Age summary

Group	Count	%
Under 18	2,860	19.7%
18 and over	11,672	80.3%
65 and over	3,231	22.2%
Median age	47.8 years

Race & ethnicity

White 84.7%

Two or more races 6.4%

Hispanic or Latino 3.8%

Other race 2%

Asian 1.8%

Black or African American 1.2%

Group	Count	%
White	12,803	84.7%
Two or more races	970	6.4%
Hispanic or Latino	578	3.8%
Other race	298	2%
Asian	279	1.8%
Black or African American	182	1.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	22.2%	37.9%	39.8%
$50k – $100k	25.4%	30.5%	30.8%
$100k – $200k	35.3%	24.2%	22.4%
Over $200k	17.0%	7.4%	7.1%

Under $10k 1.5%

$10k–$15k 1.0%

$15k–$25k 4.9%

$25k–$35k 5.5%

$35k–$50k 6.8%

$50k–$75k 10.5%

$75k–$100k 15.7%

$100k–$150k 18.4%

$150k–$200k 14.3%

$200k+ 21.4%

Range	% of households
Under $10k	1.5%
$10k–$15k	1.0%
$15k–$25k	4.9%
$25k–$35k	5.5%
$35k–$50k	6.8%
$50k–$75k	10.5%
$75k–$100k	15.7%
$100k–$150k	18.4%
$150k–$200k	14.3%
$200k+	21.4%
Median income	$109,973

Housing

Home values

Under $50k 0.9%

$50k–$100k 1.2%

$100k–$150k 1.5%

$150k–$200k 5.0%

$200k–$300k 27.6%

$300k–$500k 39.9%

$500k–$1M 19.9%

$1M+ 4.1%

Housing overview

Metric	Value
Median home value	$354,300
Median rent / month	$1,088
Owner occupied	86.8%
Renter occupied	13.2%
Vacant	3.5%
Single-family detached	86.4%
Large apartment buildings	2.3%
Mobile homes	0.2%
Median rooms	7.2
Avg household size (owned)	2.53

Year built

Era	%
2020 or later	0.1%
2010–2019	7.6%
2000–2009	10.2%
1990–1999	9.8%
1980–1989	10.4%
1970–1979	14.3%
1960–1969	12.7%
1950–1959	13.4%
1940–1949	3.7%
1939 or earlier	17.6%

Bedrooms

Size	% of units
No bedroom (studio)	0.4%
1 bedroom	4.1%
2 bedrooms	13.5%
3 bedrooms	44.1%
4 bedrooms	31.1%
5+ bedrooms	6.8%

Vehicles per household

Vehicles	% of households
No vehicle	2.4%
1 vehicle	23.4%
2 vehicles	38.5%
3 or more	35.7%

Heating fuel

Fuel type	%
Utility gas	13.5%
Electricity	30.8%
Propane / LP gas	7.1%
Fuel oil	39.3%
Wood	7.2%
No fuel used	0.3%

Households & families

Household type	Count	%
Married-couple family	3,711	64.6%
Cohabiting couple	305	5.3%
Male householder, no spouse	746	13.0%
Female householder, no spouse	984	17.1%
Households with children under 18	1,729	30.1%
Households with seniors (65+)	2,181	38.0%
Average household size	2.48

Marital status

Status	Male	Female
Never married	26.3%	19.8%
Married	64.0%	61.6%
Separated	0.5%	1.1%
Widowed	2.6%	10.8%
Divorced	6.7%	6.7%

Education

Less than 9th grade 1.4%

Some HS, no diploma 3.4%

HS graduate 31.1%

Some college, no degree 11.9%

Associate's degree 9.5%

Bachelor's degree 24.9%

Graduate / professional 17.9%

Metric	%
HS diploma or higher	95.2%
Bachelor's or higher	42.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	186	6.6%
Kindergarten	137	4.9%
Elementary school	1,269	45.0%
High school	828	29.3%
College / grad school	402	14.2%

Employment

Industry of employment

Education & healthcare 23.1%

Manufacturing 20.3%

Retail trade 15.4%

Professional & management 10.2%

Construction 5.4%

Finance & real estate 5.2%

Transportation & utilities 5.0%

Arts, food & hospitality 4.8%

Other services 4.4%

Information 2.3%

Wholesale trade 2.1%

Public administration 1.7%

Agriculture & mining 0.2%

Occupation

Category	%
Management, business & arts	46.9%
Service	9.6%
Sales & office	20.0%
Natural resources & construction	7.6%
Production & transportation	15.9%

Employment type

Type	%
Private sector	87.6%
Government	6.7%
Self-employed	5.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	79.4%
Carpool	5.2%
Public transit	0.0%
Walk	0.8%
Work from home	13.5%
Other means	1.1%
Avg commute (minutes)	25.9

Poverty

All people 3.8%

Under 18 years 5.1%

18 and over 3.5%

Married-couple families 0.8%

Female-led households 14.0%

Income support

Source	% of households
Social Security	35.9%
Retirement income	28.5%
Supplemental Security	3.9%
Cash public assistance	1.4%
Food stamps / SNAP	3.3%

Health indicators

Condition	%
Obesity	31.2%
High blood pressure	32.1%
High cholesterol	34.3%
Diabetes	9.5%
Heart disease	6.4%
Stroke	2.7%
Asthma	9.5%
Arthritis	26.9%
Kidney disease	2.7%
Pulmonary disease	6.3%
Cancer	7.5%

Behavior / access	%
Smoking	15.6%
Binge drinking	18.5%
No physical activity	20.0%
Less than 7 hrs sleep	35.0%
Depression	20.6%
Fair or poor health	11.4%
Poor mental health	13.6%
Poor physical health	9.3%
No health insurance	8.2%
Visited doctor (checkup)	79.0%
Visited dentist	73.3%
Cholesterol screening	92.2%
Teeth loss	10.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	878	7.5%

Disability	%
Any disability	9.3%
Under 18	1.1%
18–64 years	7.8%
65 and over	21.0%

Health insurance coverage

Type	%
Private insurance	85.8%
Public insurance	29.2%
No insurance	2.4%
Uninsured under 19	1.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	13,911	95.7%
Spanish	129	0.9%
Other Indo-European	47	0.3%
Asian & Pacific Islander	39	0.3%
Other languages	38	0.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	14,048	96.7%
Born in same state	13,941	95.9%
Born in different state	11,010	75.8%
Foreign born	107	0.7%
Naturalized citizen	484	3.3%
Not a US citizen	360	74.4%

Ancestry

Ancestry	Count	%
Italian	2,033	14%
French	1,361	9.4%
Arab	830	5.7%
Irish	424	2.9%

Ancestry	Count	%
Polish	143	1%
English	118	0.8%
Norwegian	36	0.2%
German	26	0.2%

Technology access

Metric	% of households
Computer access	39.5%
Internet access	95.4%

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

Frequently asked questions about ZIP code 18036

What city is ZIP code 18036 in?

ZIP code 18036 is primarily assigned to Coopersburg, Pennsylvania.

What county is ZIP code 18036 in?

ZIP code 18036 falls within Lehigh County, Pennsylvania.

Is ZIP code 18036 mostly owner-occupied?

87% of occupied units in ZIP code 18036 are owner-occupied, well above the national average.

Does ZIP code 18036 have a large retiree population?

36% of households in ZIP code 18036 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 18036?

The median home value in ZIP code 18036 is $354,300.

What is the median household income in ZIP code 18036?

The median household income in ZIP code 18036 is $109,973, above the national median of ~$75,000.

What timezone is ZIP code 18036 in?

ZIP code 18036 observes the EST timezone.