16421 ZIP Code — Harborcreek, PA

Erie County, Pennsylvania

ZIP code 16421 is located in Harborcreek, Pennsylvania, within Erie County. It covers approximately 10.55 square miles and serves a population of 2,431 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 814.

About ZIP code 16421

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 $202,500. Owner-occupancy sits near the national average at 62%.

Median household income is $72,926. 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 17 minutes is near the national average.

Educational attainment is near the national average, with 30% of residents holding a bachelor's degree or higher.

2,431

population

10.55

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

16421 ZIP code map

Cities in ZIP code 16421

Below are the cities the US Postal Service accepts for ZIP code 16421. Using any city not on this list may result in mail delivery delays.

City	Status
Harborcreek	Preferred

Nearby ZIP codes

16511 Erie (2.4 mi) 16563 Erie (4.1 mi) 16510 Erie (4.7 mi) 16428 North East (4.8 mi) 16515 Erie (6.9 mi) 16503 Erie (7 mi) 16504 Erie (7.3 mi) 16546 Erie (7.8 mi) 16507 Erie (7.8 mi) 16530 Erie (8.1 mi) 16531 Erie (8.1 mi) 16522 Erie (8.1 mi)

Demographics updated 06/2026

Population
Total population	2,431
Population density	230 / sq mi
State FIPS	42
County FIPS	049

Geography
Land area	10.55 sq mi
Water area	0.02 sq mi
Latitude	42.1744
Longitude	-79.9395
Timezone	Eastern (ET)
Area code	814

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	35.9%	47.4%	39.8%
$50k – $100k	37.2%	31.2%	30.8%
$100k – $200k	24.3%	17.7%	22.4%
Over $200k	2.6%	3.7%	7.1%

Demographics & statistics

2,431

Population

230

People per sq mi

49.5

Median age

$72,926

Median household income

$40,031

Per capita income

$202,500

Median home value

$596

Median monthly rent

62.1%

Home ownership

14.2%

Poverty rate

2.2%

Unemployment

649

Housing units

29.9%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

108

10–14

15–19

20–24

116

25–34

131

35–44

100

245

45–54

279

55–59

60–64

174

65–74

197

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	472	19.4%
18 and over	1,959	80.6%
65 and over	626	25.8%
Median age	49.5 years

Race & ethnicity

White 94.4%

Two or more races 2.7%

Hispanic or Latino 2.3%

American Indian / Alaska Native 0.3%

Black or African American 0.1%

Asian 0.1%

Other race 0.1%

Group	Count	%
White	2,349	94.4%
Two or more races	68	2.7%
Hispanic or Latino	58	2.3%
American Indian / Alaska Native	8	0.3%
Black or African American	2	0.1%
Asian	2	0.1%
Other race	2	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	35.9%	47.4%	39.8%
$50k – $100k	37.2%	31.2%	30.8%
$100k – $200k	24.3%	17.7%	22.4%
Over $200k	2.6%	3.7%	7.1%

Under $10k 8.9%

$10k–$15k 3.1%

$15k–$25k 7.8%

$25k–$35k 3.5%

$35k–$50k 8.2%

$50k–$75k 22.5%

$75k–$100k 15.3%

$100k–$150k 19.7%

$150k–$200k 4.7%

$200k+ 6.5%

Range	% of households
Under $10k	8.9%
$10k–$15k	3.1%
$15k–$25k	7.8%
$25k–$35k	3.5%
$35k–$50k	8.2%
$50k–$75k	22.5%
$75k–$100k	15.3%
$100k–$150k	19.7%
$150k–$200k	4.7%
$200k+	6.5%
Median income	$72,926

Housing

Home values

Under $50k 4.6%

$50k–$100k 7.2%

$100k–$150k 20.6%

$150k–$200k 16.5%

$200k–$300k 27.0%

$300k–$500k 16.3%

$500k–$1M 5.1%

$1M+ 2.6%

Housing overview

Metric	Value
Median home value	$202,500
Median rent / month	$596
Owner occupied	62.1%
Renter occupied	37.9%
Vacant	2.3%
Single-family detached	76.5%
Large apartment buildings	9.5%
Mobile homes	1.7%
Median rooms	6.6
Avg household size (owned)	2.67

Year built

Era	%
2020 or later	0.0%
2010–2019	0.6%
2000–2009	5.4%
1990–1999	7.4%
1980–1989	12.3%
1970–1979	12.0%
1960–1969	3.3%
1950–1959	17.1%
1940–1949	11.1%
1939 or earlier	30.8%

Bedrooms

Size	% of units
No bedroom (studio)	1.6%
1 bedroom	9.5%
2 bedrooms	21.1%
3 bedrooms	40.2%
4 bedrooms	20.6%
5+ bedrooms	7.1%

Vehicles per household

Vehicles	% of households
No vehicle	0.9%
1 vehicle	34.1%
2 vehicles	38.9%
3 or more	26.1%

Heating fuel

Fuel type	%
Utility gas	84.9%
Electricity	4.4%
Propane / LP gas	4.6%
Fuel oil	2.7%

Households & families

Household type	Count	%
Married-couple family	574	57.1%
Cohabiting couple	80	8.0%
Male householder, no spouse	175	17.4%
Female householder, no spouse	177	17.6%
Households with children under 18	298	29.6%
Households with seniors (65+)	376	37.4%
Average household size	2.34

Marital status

Status	Male	Female
Never married	28.2%	23.7%
Married	60.7%	54.1%
Separated	1.2%	2.5%
Widowed	2.7%	5.6%
Divorced	7.2%	14.2%

Education

Less than 9th grade 2.5%

Some HS, no diploma 3.8%

HS graduate 39.3%

Some college, no degree 15.3%

Associate's degree 9.2%

Bachelor's degree 15.7%

Graduate / professional 14.2%

Metric	%
HS diploma or higher	93.7%
Bachelor's or higher	29.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	11	2.4%
Kindergarten	32	6.8%
Elementary school	239	51.1%
High school	116	24.8%
College / grad school	70	15.0%

Employment

Industry of employment

Education & healthcare 23.4%

Manufacturing 13.5%

Retail trade 11.9%

Arts, food & hospitality 11.7%

Other services 11.2%

Transportation & utilities 9.7%

Finance & real estate 5.8%

Professional & management 5.6%

Construction 4.5%

Public administration 1.8%

Agriculture & mining 0.8%

Wholesale trade 0.2%

Occupation

Category	%
Management, business & arts	40.9%
Service	11.1%
Sales & office	21.5%
Natural resources & construction	8.6%
Production & transportation	17.9%

Employment type

Type	%
Private sector	85.4%
Government	12.3%
Self-employed	2.3%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	81.0%
Carpool	9.5%
Public transit	0.0%
Walk	0.7%
Work from home	8.7%
Other means	0.0%
Avg commute (minutes)	16.7

Poverty

All people 14.2%

Under 18 years 22.2%

18 and over 12.3%

Married-couple families 1.4%

Female-led households 38.6%

Income support

Source	% of households
Social Security	41.1%
Retirement income	28.0%
Supplemental Security	0.7%
Cash public assistance	0.9%
Food stamps / SNAP	4.1%

Health indicators

Condition	%
Obesity	34.9%
High blood pressure	32.4%
High cholesterol	35.7%
Diabetes	10.1%
Heart disease	6.9%
Stroke	3.0%
Asthma	9.3%
Arthritis	29.9%
Kidney disease	2.9%
Pulmonary disease	7.1%
Cancer	7.9%

Behavior / access	%
Smoking	16.6%
Binge drinking	18.8%
No physical activity	20.9%
Less than 7 hrs sleep	31.2%
Depression	21.1%
Fair or poor health	12.4%
Poor mental health	14.1%
Poor physical health	10.2%
No health insurance	8.8%
Visited doctor (checkup)	77.3%
Visited dentist	73.2%
Cholesterol screening	91.1%
Teeth loss	12.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	172	8.8%

Disability	%
Any disability	7.7%
Under 18	1.1%
18–64 years	5.3%
65 and over	18.1%

Health insurance coverage

Type	%
Private insurance	65.2%
Public insurance	51.3%
No insurance	2.0%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,324	95.6%
Spanish	2	0.1%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	2	0.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,381	97.9%
Born in same state	2,372	97.6%
Born in different state	2,062	84.8%
Foreign born	9	0.4%
Naturalized citizen	50	2.1%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	521	21.4%
French	272	11.2%
Arab	82	3.4%
English	36	1.5%

Ancestry	Count	%
German	19	0.8%
Polish	18	0.7%
Dutch	17	0.7%

Technology access

Metric	% of households
Computer access	41.4%
Internet access	90.7%

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

Frequently asked questions about ZIP code 16421

What city is ZIP code 16421 in?

ZIP code 16421 is primarily assigned to Harborcreek, Pennsylvania.

What county is ZIP code 16421 in?

ZIP code 16421 falls within Erie County, Pennsylvania.

Does ZIP code 16421 have an older population?

26% of residents in ZIP code 16421 are 65 or older, above the national average of ~17%.

Does ZIP code 16421 have a large retiree population?

41% of households in ZIP code 16421 receive Social Security income, suggesting a significant retiree or disability population.

What is the population of ZIP code 16421?

ZIP code 16421 has an estimated population of 2,431 residents, with a density of 230 people per square mile.

What is the typical home value in ZIP code 16421?

The median home value in ZIP code 16421 is $202,500.

What timezone is ZIP code 16421 in?

ZIP code 16421 observes the EST timezone.