Postal Codes

17020 ZIP Code

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ZIP code 17020 covers Duncannon, Pennsylvania, with a population of about 8,625 and a median household income of $75,307.

Population
8,625149 per square mile
Median age
46.47.7 points above the US average
Median household income
$75,307about the Pennsylvania median
Poverty rate
6%6.4 points below the US average
Typical home value
$293,067up 21.6% in five years
Median rent
$87525% below the Pennsylvania median
Degree or higher
19.8%15.2 points below the US average
Homeownership
79.8%14.8 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
144

Where 17020 is

Duncannon, 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

Population8,625
Median age46.4
Family households67%
Born outside the US0.5%
Speaks a language other than English at home0.8%
White (non-Hispanic)97%
Black (non-Hispanic)0.2%
Asian (non-Hispanic)0.3%
Hispanic or Latino1%
Veterans9.4%
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$75,307
Income per person$40,312
Poverty rate6%
Households on SNAP or cash assistance10.5%

Household income distribution

Under $10k2.2%
$10–15k1.9%
$15–20k2.9%
$20–25k1.9%
$25–30k4.3%
$30–35k5.0%
$35–40k5.1%
$40–45k4.0%
$45–50k4.3%
$50–60k7.6%
$60–75k10.8%
$75–100k13.2%
$100–125k12.6%
$125–150k5.2%
$150–200k11.1%
$200k or more8.2%

Income as declared to the IRS

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

Tax returns filed4,560
Mean adjusted gross income$67,134
Returns declaring $200,000 or more2.9%
Returns, under $25k24.8%
Returns, $25k–$50k24.8%
Returns, $50k–$75k17.1%
Returns, $75k–$100k11.2%
Returns, $100k–$200k19.3%
Returns, $200k or more2.9%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$216,200
Median gross rent$875
Rent as a share of household income29%
Owner-occupied79.8%
Vacant homes6.9%
Median year built1976

What the homes are

Detached house76.5%
Attached house6%
2 to 4 units6.1%
5 to 19 units2.8%
20 or more units1.8%
Mobile home6.8%
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$293,067as of 2026-07
Typical home value, 1 yearup 4.5%
Typical home value, 5 yearsup 21.6%
Typical home value, 10 yearsup 61.4%
Typical home value since 2000
200920172026$293,067$172,157

$176,078 in 2009 to $293,067 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.4%
Bachelor's degree or higher19.8%
High school diploma or higher93.4%
Works from home14.7%
Drives to work alone79.1%
Takes public transport0.2%
Commutes 45 minutes or more16.7%
Health

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

Colorectal screening68.5% 4.2 pts above the national average of 64.3%
Visited a dentist62.8% 1.5 pts above the national average of 61.3%
Mammography use74.5% 1.4 pts below the national average of 75.9%
Sleeps under 7 hours37.8% 1.4 pts above the national average of 36.4%
All natural teeth lost15% 2 pts above the national average of 13%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments144
People employed2,081
Annual payroll$63,773,000
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 68.2% of US census tracts
FEMA ratingRelatively Low to Relatively Moderate across the 5 census tracts this ZIP code covers
Expected annual loss61.6 out of 100
Community resilience57.7 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.

Landslide94.1Relatively Low at its worst in this ZIP code
Strong wind93.3Relatively High at its worst in this ZIP code
Winter weather92.8Relatively High at its worst in this ZIP code
River flooding87.1Relatively High at its worst in this ZIP code
Heat wave83.1Relatively High at its worst in this ZIP code
Hurricane79.7Relatively Moderate at its worst in this ZIP code
Wildfire72.2Relatively Low at its worst in this ZIP code
Lightning57.1Relatively Moderate at its worst in this ZIP code
Tornado51.7Relatively Moderate at its worst in this ZIP code
Earthquake38.9Relatively Low at its worst in this ZIP code
Cold wave32.4Relatively Low at its worst in this ZIP code
Avalanche30.6Very Low at its worst in this ZIP code
Hail18.1Very Low at its worst in this ZIP code
Ice storm12.3Very 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$75,307$76,081$78,538
Income per person$40,312$43,104$43,289
Poverty rate6%11.8%12.4%
Median home value$216,200$240,500$303,400
Median gross rent$875$1,162$1,348
Homeownership79.8%69.3%65%
Bachelor's degree or higher19.8%34.5%35%
Unemployment rate3.4%5.2%5.2%
Works from home14.7%13.8%13.5%
Born outside the US0.5%7.4%13.9%
Median age46.440.938.7
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 stationHARRISBURG 1 NE, PA US20.6 km away
Rain in a year45 in
Snow in a year24 in

Average high and low by month

January36.6°F / 21.8°F2.87 in rain, 6.4 in snow
February39.5°F / 22.5°F2.77 in rain, 7.7 in snow
March48.1°F / 30°F3.93 in rain, 4.5 in snow
April61°F / 40.2°F3.91 in rain, 0.4 in snow
May71.7°F / 50.6°F4.02 in rain
June80.6°F / 60.3°F4 in rain
July85.2°F / 64.7°F4.81 in rain
August82.9°F / 62.4°F4.28 in rain
September75.1°F / 54.8°F4.58 in rain
October63.1°F / 43.1°F3.77 in rain
November51.1°F / 33.8°F2.87 in rain, 0.7 in snow
December40.8°F / 26.7°F3.42 in rain, 4.2 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 supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
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 3 school districts, so the address decides which one, not the ZIP code.

Susquenita School District87.1% of this ZIP code's land area
Newport School District11.3% of this ZIP code's land area
West Perry School District1.6% 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 vulnerability36more vulnerable than 36% of US census tracts
Socioeconomic status40more vulnerable than 40% of US census tracts
Household characteristics33more vulnerable than 33% of US census tracts
Racial and ethnic minority status4more vulnerable than 4% of US census tracts
Housing type and transport55more vulnerable than 55% of US census tracts
Walkability5.1 out of 20Least walkable
Nearby ZIP codes

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

17069 New Buffalo, PA8.3 km away
17053 Marysville, PA10.4 km away
17018 Dauphin, PA10.4 km away
17068 New Bloomfield, PA12.5 km away
17074 Newport, PA13 km away
17090 Shermans Dale, PA14.3 km away
17093 Summerdale, PA14.9 km away
17032 Halifax, PA15 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.

Perry County96.9% of this ZIP code's land area
Dauphin County3.1% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area57.71 sq mi
Water area2.78 sq mi
Population density149 people per sq mi
Latitude, longitude40.4087, -77.0473

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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