18055 ZIP Code — Hellertown, PA

Northampton County, Pennsylvania

ZIP code 18055 is located in Hellertown, Pennsylvania, within Northampton County. It covers approximately 19.98 square miles and serves a population of 11,796 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 484/610.

About ZIP code 18055

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 $260,100. Owner-occupancy is high at 79%, well above the national average.

The gap between median ($82,341) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 5% is below the national average. 40% 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.

Educational attainment is near the national average, with 39% of residents holding a bachelor's degree or higher.

Overall, ZIP code 18055 reflects a community defined by high homeownership and a significant Social Security-dependent population.

11,796

population

19.98

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

18055 ZIP code map

Cities in ZIP code 18055

Below are the cities the US Postal Service accepts for ZIP code 18055. Using any city not on this list may result in mail delivery delays.

City	Status
Hellertown	Preferred

Nearby ZIP codes

18015 Bethlehem (3.7 mi) 18077 Riegelsville (3.7 mi) 18016 Bethlehem (4.4 mi) 18020 Bethlehem (5.6 mi) 18930 Kintnersville (5.6 mi) 18018 Bethlehem (5.6 mi) 18042 Easton (6 mi) 18034 Center Valley (6.5 mi) 18017 Bethlehem (6.6 mi) 18955 Richlandtown (7 mi) 18045 Easton (7.4 mi) 18109 Allentown (7.7 mi)

Demographics updated 05/2026

Population
Total population	11,796
Population density	590 / sq mi
State FIPS	42
County FIPS	095

Geography
Land area	19.98 sq mi
Water area	0.21 sq mi
Latitude	40.5906
Longitude	-75.3005
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	31.0%	34.3%	39.8%
$50k – $100k	29.9%	31.7%	30.8%
$100k – $200k	29.4%	26.5%	22.4%
Over $200k	9.7%	7.5%	7.1%

Demographics & statistics

11,796

Population

590

People per sq mi

48.2

Median age

$82,341

Median household income

$49,521

Per capita income

$260,100

Median home value

$1,287

Median monthly rent

79.1%

Home ownership

5.3%

Poverty rate

4.2%

Unemployment

3,959

Housing units

38.7%

Bachelor's or higher

Age distribution

Male Female

282

Under 5

314

305

5–9

340

298

10–14

333

330

15–19

367

192

20–24

214

503

25–34

561

726

35–44

810

799

45–54

890

336

55–59

374

444

60–64

494

636

65–74

708

455

75–84

507

273

85+

305

← Male

Female →

Age summary

Group	Count	%
Under 18	2,402	20.4%
18 and over	9,394	79.6%
65 and over	2,884	24.4%
Median age	48.2 years

Race & ethnicity

White 83.3%

Hispanic or Latino 6.6%

Two or more races 4%

Other race 3.6%

Black or African American 1.3%

Asian 1.1%

American Indian / Alaska Native 0.1%

Group	Count	%
White	10,514	83.3%
Hispanic or Latino	831	6.6%
Two or more races	499	4%
Other race	459	3.6%
Black or African American	166	1.3%
Asian	143	1.1%
American Indian / Alaska Native	15	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	31.0%	34.3%	39.8%
$50k – $100k	29.9%	31.7%	30.8%
$100k – $200k	29.4%	26.5%	22.4%
Over $200k	9.7%	7.5%	7.1%

Under $10k 3.5%

$10k–$15k 1.3%

$15k–$25k 7.1%

$25k–$35k 5.5%

$35k–$50k 10.5%

$50k–$75k 14.7%

$75k–$100k 12.3%

$100k–$150k 24.6%

$150k–$200k 9.4%

$200k+ 11.2%

Range	% of households
Under $10k	3.5%
$10k–$15k	1.3%
$15k–$25k	7.1%
$25k–$35k	5.5%
$35k–$50k	10.5%
$50k–$75k	14.7%
$75k–$100k	12.3%
$100k–$150k	24.6%
$150k–$200k	9.4%
$200k+	11.2%
Median income	$82,341

Housing

Home values

Under $50k 2.1%

$50k–$100k 1.3%

$100k–$150k 3.9%

$150k–$200k 18.0%

$200k–$300k 33.3%

$300k–$500k 25.5%

$500k–$1M 13.2%

$1M+ 2.6%

Housing overview

Metric	Value
Median home value	$260,100
Median rent / month	$1,287
Owner occupied	79.1%
Renter occupied	20.9%
Vacant	4.1%
Single-family detached	63.2%
Large apartment buildings	3.0%
Mobile homes	0.0%
Median rooms	6.2
Avg household size (owned)	2.57

Year built

Era	%
2020 or later	0.0%
2010–2019	2.6%
2000–2009	11.1%
1990–1999	11.8%
1980–1989	10.7%
1970–1979	8.5%
1960–1969	8.6%
1950–1959	11.8%
1940–1949	8.6%
1939 or earlier	26.3%

Bedrooms

Size	% of units
No bedroom (studio)	1.9%
1 bedroom	6.7%
2 bedrooms	22.1%
3 bedrooms	43.2%
4 bedrooms	22.6%
5+ bedrooms	3.5%

Vehicles per household

Vehicles	% of households
No vehicle	7.7%
1 vehicle	32.0%
2 vehicles	36.4%
3 or more	23.9%

Heating fuel

Fuel type	%
Utility gas	48.8%
Electricity	20.1%
Propane / LP gas	5.3%
Fuel oil	19.6%
Wood	4.0%
Solar	0.4%
No fuel used	0.5%

Households & families

Household type	Count	%
Married-couple family	2,470	52.0%
Cohabiting couple	313	6.6%
Male householder, no spouse	884	18.6%
Female householder, no spouse	1,080	22.8%
Households with children under 18	1,182	24.9%
Households with seniors (65+)	1,887	39.8%
Average household size	2.44

Marital status

Status	Male	Female
Never married	25.7%	24.9%
Married	55.4%	51.5%
Separated	2.0%	2.0%
Widowed	4.9%	11.2%
Divorced	12.0%	10.4%

Education

Less than 9th grade 1.1%

Some HS, no diploma 4.4%

HS graduate 31.7%

Some college, no degree 17.2%

Associate's degree 6.9%

Bachelor's degree 21.3%

Graduate / professional 17.4%

Metric	%
HS diploma or higher	94.6%
Bachelor's or higher	38.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	99	4.3%
Kindergarten	120	5.2%
Elementary school	978	42.0%
High school	639	27.5%
College / grad school	490	21.1%

Employment

Industry of employment

Education & healthcare 25.3%

Retail trade 14.5%

Manufacturing 11.7%

Professional & management 10.0%

Construction 8.5%

Arts, food & hospitality 6.6%

Other services 6.4%

Finance & real estate 4.9%

Transportation & utilities 4.6%

Public administration 2.6%

Information 2.0%

Wholesale trade 1.9%

Agriculture & mining 1.1%

Occupation

Category	%
Management, business & arts	43.8%
Service	15.2%
Sales & office	18.6%
Natural resources & construction	9.4%
Production & transportation	12.9%

Employment type

Type	%
Private sector	87.0%
Government	8.7%
Self-employed	4.1%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	78.3%
Carpool	3.4%
Public transit	1.5%
Walk	1.8%
Work from home	13.5%
Other means	1.5%
Avg commute (minutes)	27.4

Poverty

All people 5.3%

Under 18 years 2.2%

18 and over 6.0%

Married-couple families 0.8%

Female-led households 10.7%

Income support

Source	% of households
Social Security	40.2%
Retirement income	37.3%
Supplemental Security	3.1%
Cash public assistance	2.6%
Food stamps / SNAP	7.3%

Health indicators

Condition	%
Obesity	29.3%
High blood pressure	32.7%
High cholesterol	32.8%
Diabetes	9.9%
Heart disease	6.9%
Stroke	2.9%
Asthma	9.4%
Arthritis	30.2%
Kidney disease	2.9%
Pulmonary disease	6.7%
Cancer	7.9%

Behavior / access	%
Smoking	16.5%
Binge drinking	18.3%
No physical activity	20.6%
Less than 7 hrs sleep	34.1%
Depression	21.3%
Fair or poor health	12.1%
Poor mental health	13.9%
Poor physical health	9.6%
No health insurance	9.3%
Visited doctor (checkup)	78.0%
Visited dentist	69.9%
Cholesterol screening	91.1%
Teeth loss	11.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	836	8.9%

Disability	%
Any disability	18.0%
Under 18	5.5%
18–64 years	14.8%
65 and over	36.5%

Health insurance coverage

Type	%
Private insurance	78.1%
Public insurance	36.4%
No insurance	3.8%
Uninsured under 19	2.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	11,200	94.9%
Spanish	289	2.6%
Other Indo-European	212	1.9%
Asian & Pacific Islander	25	0.2%
Other languages	52	0.5%

Place of birth & citizenship

Origin	Count	%
Native born (US)	11,217	95.1%
Born in same state	10,951	92.8%
Born in different state	7,707	65.3%
Foreign born	266	2.3%
Naturalized citizen	579	4.9%
Not a US citizen	305	52.7%

Ancestry

Ancestry	Count	%
Italian	1,994	16.9%
French	1,284	10.9%
Arab	653	5.5%
Irish	444	3.8%
English	111	0.9%

Ancestry	Count	%
Polish	83	0.7%
Dutch	57	0.5%
German	41	0.3%
Norwegian	32	0.3%

Technology access

Metric	% of households
Computer access	40.2%
Internet access	94.1%

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

Frequently asked questions about ZIP code 18055

What city is ZIP code 18055 in?

ZIP code 18055 is primarily assigned to Hellertown, Pennsylvania.

What county is ZIP code 18055 in?

ZIP code 18055 falls within Northampton County, Pennsylvania.

Does ZIP code 18055 have a large retiree population?

40% of households in ZIP code 18055 receive Social Security income, suggesting a significant retiree or disability population.

What is the population of ZIP code 18055?

ZIP code 18055 has an estimated population of 11,796 residents, with a density of 590 people per square mile.

What is the median household income in ZIP code 18055?

The median household income in ZIP code 18055 is $82,341, above the national median of ~$75,000.

What is the typical home value in ZIP code 18055?

The median home value in ZIP code 18055 is $260,100.

What timezone is ZIP code 18055 in?

ZIP code 18055 observes the EST timezone.