Postal Codes

18421 ZIP Code

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ZIP code 18421 covers Forest City, Pennsylvania, with a population of about 4,475 and a median household income of $69,593.

Population
4,475120 per square mile
Median age
467.3 points above the US average
Median household income
$69,5939% below the Pennsylvania median
Poverty rate
12.4%about the US average
Typical home value
$212,005up 42.5% in five years
Median rent
$86925% below the Pennsylvania median
Degree or higher
23.3%11.7 points below the US average
Homeownership
78%13 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
75

Where 18421 is

Forest City, Pennsylvania — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population4,475
Median age46
Family households63.3%
Born outside the US2.7%
Speaks a language other than English at home2.8%
White (non-Hispanic)93%
Black (non-Hispanic)0.4%
Asian (non-Hispanic)0%
Hispanic or Latino4.4%
Veterans8.6%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$69,593
Income per person$36,838
Poverty rate12.4%
Households on SNAP or cash assistance12.2%

Household income distribution

Under $10k2.3%
$10–15k3.1%
$15–20k6.1%
$20–25k3.5%
$25–30k4.0%
$30–35k4.2%
$35–40k4.6%
$40–45k4.6%
$45–50k3.7%
$50–60k5.3%
$60–75k12.8%
$75–100k15.0%
$100–125k10.4%
$125–150k8.0%
$150–200k4.8%
$200k or more7.6%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed2,240
Mean adjusted gross income$61,183
Returns declaring $200,000 or more2.7%
Returns, under $25k29.9%
Returns, $25k–$50k24.1%
Returns, $50k–$75k17.9%
Returns, $75k–$100k11.6%
Returns, $100k–$200k13.8%
Returns, $200k or more2.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$169,100
Median gross rent$869
Rent as a share of household income26.5%
Owner-occupied78%
Vacant homes15.5%
Median year built1970

What the homes are

Detached house79.5%
Attached house2.8%
2 to 4 units7.6%
5 to 19 units3%
20 or more units2.7%
Mobile home4.5%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$212,005as of 2026-07
Typical home value, 1 yearup 1.4%
Typical home value, 5 yearsup 42.5%
Typical home value, 10 yearsup 85.1%
Typical home value since 2000
200020132026$212,005$73,206

$73,206 in 2000 to $212,005 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5.8%
Bachelor's degree or higher23.3%
High school diploma or higher95.3%
Works from home11%
Drives to work alone77.8%
Takes public transport0%
Commutes 45 minutes or more18.7%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Colorectal screening66.8% 2.5 pts above the national average of 64.3%
Visited a dentist63.9% 2.6 pts above the national average of 61.3%
Mammography use76.5% 0.6 pts above the national average of 75.9%
Sleeps under 7 hours39.3% 2.9 pts above the national average of 36.4%
All natural teeth lost13.9% 0.9 pts above the national average of 13%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments75
People employed489
Annual payroll$19,356,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 50.4% of US census tracts
FEMA ratingVery Low to Relatively Moderate across the 5 census tracts this ZIP code covers
Expected annual loss48.6 out of 100
Community resilience33.1 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Landslide89.5Relatively Low at its worst in this ZIP code
River flooding70.5Relatively High at its worst in this ZIP code
Strong wind70.3Relatively High at its worst in this ZIP code
Hurricane69.9Relatively Moderate at its worst in this ZIP code
Wildfire63.3Relatively Low at its worst in this ZIP code
Winter weather61.8Relatively Moderate at its worst in this ZIP code
Lightning57.9Relatively Moderate at its worst in this ZIP code
Cold wave57.8Relatively Moderate at its worst in this ZIP code
Ice storm48.9Relatively Moderate at its worst in this ZIP code
Tornado47.1Relatively Moderate at its worst in this ZIP code
Hail43.9Relatively Low at its worst in this ZIP code
Earthquake35.2Relatively Low at its worst in this ZIP code
Avalanche22.4Very Low at its worst in this ZIP code
Heat wave12.3Relatively Low at its worst in this ZIP code
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Compared with Pennsylvania and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPPennsylvaniaUnited States
Median household income$69,593$76,081$78,538
Income per person$36,838$43,104$43,289
Poverty rate12.4%11.8%12.4%
Median home value$169,100$240,500$303,400
Median gross rent$869$1,162$1,348
Homeownership78%69.3%65%
Bachelor's degree or higher23.3%34.5%35%
Unemployment rate5.8%5.2%5.2%
Works from home11%13.8%13.5%
Born outside the US2.7%7.4%13.9%
Median age4640.938.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationPLEASANT MT 1 W, PA US9.9 km away
Rain in a year51 in
Snow in a year69 in

Average high and low by month

January29°F / 11.9°F3.5 in rain, 17.3 in snow
February31.6°F / 12.5°F3.02 in rain, 17.7 in snow
March39.6°F / 19.9°F3.57 in rain, 13 in snow
April53°F / 31°F4.22 in rain, 1.3 in snow
May65.1°F / 42.5°F4.91 in rain
June72.9°F / 51.5°F4.96 in rain
July77.3°F / 56°F5.01 in rain
August75.6°F / 54.5°F4.5 in rain
September69°F / 47.1°F4.98 in rain
October56.9°F / 36.3°F4.97 in rain, 0.4 in snow
November44.7°F / 26.9°F3.83 in rain, 4.9 in snow
December33.9°F / 18.6°F3.97 in rain, 14.6 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket2% of this ZIP code's area
Far from a supermarket2% of this ZIP code's area
No vehicle and far from a supermarket2% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 4 school districts, so the address decides which one, not the ZIP code.

Mountain View School District44.4% of this ZIP code's land area
Forest City Regional School District39.7% of this ZIP code's land area
Western Wayne School District11.5% of this ZIP code's land area
Carbondale Area School District4.4% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability25more vulnerable than 25% of US census tracts
Socioeconomic status33more vulnerable than 33% of US census tracts
Household characteristics52more vulnerable than 52% of US census tracts
Racial and ethnic minority status5more vulnerable than 5% of US census tracts
Housing type and transport24more vulnerable than 24% of US census tracts
Walkability4.9 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

18407 Carbondale, PA8.3 km away
18470 Union Dale, PA9.1 km away
18430 Herrick Center, PA10.2 km away
18472 Waymart, PA10.3 km away
18453 Pleasant Mount, PA10.6 km away
18413 Clifford, PA11 km away
18433 Jermyn, PA13.2 km away
18441 Lenoxville, PA13.5 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Susquehanna County46.8% of this ZIP code's land area
Wayne County45.3% of this ZIP code's land area
Lackawanna County7.9% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area37.29 sq mi
Water area0.32 sq mi
Population density120 people per sq mi
Latitude, longitude41.6515, -75.4666

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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