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Pennsylvania ZIP Codes
Susquehanna County
Great Bend, PA
18821
18821 ZIP Code — Great Bend, PA
Susquehanna County, Pennsylvania
ZIP code 18821 is located in
Great Bend ,
Pennsylvania ,
within Susquehanna County .
It covers approximately 3.78 square miles and serves a population of
1,029 residents.
This is a standard ZIP code in the Eastern (ET) timezone,
served by area code 570 .
About ZIP code 18821
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 $166,500. Owner-occupancy sits near the national average at 75%.
Median household income is $61,023. 40% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with manufacturing as the leading industry. The average commute of 19 minutes is near the national average.
College attainment at 20% is below the national average, consistent with a trades and production-oriented local economy.
Health indicators show elevated rates of smoking (23%) compared to national benchmarks.
Overall, ZIP code 18821 reflects a community defined by a trades-oriented workforce and a significant Social Security-dependent population.
18821 ZIP code map
View map of 18821
Cities in ZIP code 18821
Below are the cities the US Postal Service accepts for ZIP code 18821. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
1,029
Population density
272 / sq mi
State FIPS
42
County FIPS
115
Geography
Land area
3.78 sq mi
Water area
0.05 sq mi
Latitude
41.9769
Longitude
-75.7078
Timezone
Eastern (ET)
Area code
570
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
48.7%
44.2%
39.8%
$50k – $100k
33.3%
31.7%
30.8%
$100k – $200k
16.4%
19.5%
22.4%
Over $200k
1.6%
4.6%
7.1%
Demographics & statistics
$61,023
Median household income
$166,500
Median home value
19.5%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 203 19.7%
18 and over 826 80.3%
65 and over 262 25.5%
Median age 46.0 years
Race & ethnicity
Black or African American
0.5%
Group Count %
White 951 90.3%
Two or more races 46 4.4%
Asian 26 2.5%
Hispanic or Latino 24 2.3%
Black or African American 5 0.5%
Other race 1 0.1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
48.7%
44.2%
39.8%
$50k – $100k
33.3%
31.7%
30.8%
$100k – $200k
16.4%
19.5%
22.4%
Over $200k
1.6%
4.6%
7.1%
Range % of households
Under $10k 4.6%
$10k–$15k 5.0%
$15k–$25k 5.5%
$25k–$35k 15.1%
$35k–$50k 12.6%
$50k–$75k 17.8%
$75k–$100k 15.1%
$100k–$150k 19.5%
$150k–$200k 1.4%
$200k+ 3.4%
Median income $61,023
Housing
Housing overview
Metric Value
Median home value $166,500
Median rent / month $844
Owner occupied 74.8%
Renter occupied 25.2%
Vacant 11.9%
Single-family detached 67.5%
Large apartment buildings 6.9%
Mobile homes 8.7%
Median rooms 5.6
Avg household size (owned) 2.50
Year built
Era %
2020 or later 0.0%
2010–2019 0.0%
2000–2009 3.6%
1990–1999 12.1%
1980–1989 19.2%
1970–1979 11.3%
1960–1969 11.3%
1950–1959 5.2%
1940–1949 5.0%
1939 or earlier 32.3%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 10.1%
2 bedrooms 26.2%
3 bedrooms 48.0%
4 bedrooms 11.1%
5+ bedrooms 4.6%
Vehicles per household
Vehicles % of households
No vehicle 8.2%
1 vehicle 30.4%
2 vehicles 44.2%
3 or more 17.2%
Heating fuel
Fuel type %
Utility gas 3.2%
Electricity 31.8%
Propane / LP gas 16.9%
Fuel oil 33.6%
Wood 11.4%
Households & families
Household type Count %
Married-couple family 200 45.8%
Cohabiting couple 38 8.7%
Male householder, no spouse 97 22.2%
Female householder, no spouse 102 23.3%
Households with children under 18 103 23.6%
Households with seniors (65+) 183 41.9%
Average household size 2.35
Marital status
Status Male Female
Never married 30.0% 28.2%
Married 46.4% 47.9%
Separated 5.5% 2.4%
Widowed 4.8% 9.1%
Divorced 13.4% 12.4%
Education
Some HS, no diploma
10.2%
Some college, no degree
15.2%
Graduate / professional
6.1%
Metric %
HS diploma or higher 86.1%
Bachelor's or higher 19.5%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 8 3.5%
Kindergarten 3 1.3%
Elementary school 105 45.7%
High school 67 29.1%
College / grad school 47 20.4%
Employment
Industry of employment
Education & healthcare
16.1%
Transportation & utilities
9.3%
Arts, food & hospitality
8.4%
Finance & real estate
5.4%
Professional & management
4.1%
Public administration
2.7%
Agriculture & mining
2.3%
Occupation
Category %
Management, business & arts 33.0%
Service 11.1%
Sales & office 21.3%
Natural resources & construction 16.1%
Production & transportation 18.6%
Employment type
Type %
Private sector 86.7%
Government 10.2%
Self-employed 3.2%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 67.2%
Carpool 14.0%
Public transit 0.5%
Walk 4.4%
Work from home 13.5%
Other means 0.5%
Avg commute (minutes) 18.7
Poverty
Married-couple families
7.5%
Female-led households
9.8%
Income support
Source % of households
Social Security 40.0%
Retirement income 30.9%
Supplemental Security 7.3%
Cash public assistance 2.5%
Food stamps / SNAP 13.0%
Health indicators
Condition %
Obesity 36.7%
High blood pressure 37.1%
High cholesterol 35.7%
Diabetes 12.9%
Heart disease 8.8%
Stroke 4.1%
Asthma 11.0%
Arthritis 33.0%
Kidney disease 3.7%
Pulmonary disease 10.7%
Cancer 7.9%
Behavior / access %
Smoking 22.9%
Binge drinking 17.0%
No physical activity 28.9%
Less than 7 hrs sleep 35.9%
Depression 24.1%
Fair or poor health 18.9%
Poor mental health 16.7%
Poor physical health 13.7%
No health insurance 11.9%
Visited doctor (checkup) 78.9%
Visited dentist 57.9%
Cholesterol screening 88.4%
Teeth loss 19.5%
Veterans & disability
Veterans Count %
Civilian veterans 51 6.2%
Disability %
Any disability 21.5%
Under 18 12.3%
18–64 years 19.3%
65 and over 33.2%
Health insurance coverage
Type %
Private insurance 65.6%
Public insurance 49.9%
No insurance 4.2%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,004 97.6%
Spanish 15 1.5%
Other Indo-European 7 0.7%
Asian & Pacific Islander 0 0.0%
Other languages 8 0.8%
Place of birth & citizenship
Origin Count %
Native born (US) 997 96.9%
Born in same state 985 95.7%
Born in different state 357 34.7%
Foreign born 12 1.2%
Naturalized citizen 32 3.1%
Not a US citizen 23 71.9%
Ancestry
Ancestry Count %
Italian 234 22.7%
French 142 13.8%
Arab 62 6%
English 35 3.4%
Ancestry Count %
Irish 15 1.5%
Polish 7 0.7%
Norwegian 6 0.6%
Dutch 2 0.2%
Technology access
Metric % of households
Computer access 42.5%
Internet access 92.7%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 18821
What city is ZIP code 18821 in?
ZIP code 18821 is primarily assigned to Great Bend, Pennsylvania.
What county is ZIP code 18821 in?
ZIP code 18821 falls within Susquehanna County, Pennsylvania.
Does ZIP code 18821 have an older population?
26% of residents in ZIP code 18821 are 65 or older, above the national average of ~17%.
Does ZIP code 18821 have a large retiree population?
40% of households in ZIP code 18821 receive Social Security income, suggesting a significant retiree or disability population.
What is the typical home value in ZIP code 18821?
The median home value in ZIP code 18821 is $166,500.
What is the population of ZIP code 18821?
ZIP code 18821 has an estimated population of 1,029 residents, with a density of 272 people per square mile.
What timezone is ZIP code 18821 in?
ZIP code 18821 observes the EST timezone.
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