Postal Codes

16633 ZIP Code

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ZIP code 16633 covers Defiance, Pennsylvania, with a median household income of $87,917.

Median age
32.16.6 points below the US average
Median household income
$87,9171.2× the Pennsylvania median
Poverty rate
3.1%9.3 points below the US average
Median home value
$89,30063% below the Pennsylvania median
Degree or higher
7.6%27.4 points below the US average
Homeownership
84.5%19.5 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time

Where 16633 is

Defiance, 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

Median age32.1
Family households88.1%
Born outside the US0%
Speaks a language other than English at home0%
White (non-Hispanic)100%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino0%
Veterans15.5%
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$87,917
Income per person$22,762
Poverty rate3.1%
Households on SNAP or cash assistance15.5%

Household income distribution

Under $10k8.3%
$10–15k3.6%
$15–20k0.0%
$20–25k0.0%
$25–30k0.0%
$30–35k3.6%
$35–40k4.8%
$40–45k4.8%
$45–50k0.0%
$50–60k3.6%
$60–75k10.7%
$75–100k39.3%
$100–125k3.6%
$125–150k6.0%
$150–200k11.9%
$200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$89,300
Owner-occupied84.5%
Vacant homes11.6%
Median year built1938

What the homes are

Detached house87.4%
Attached house4.2%
Mobile home8.4%
Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate21%
Bachelor's degree or higher7.6%
High school diploma or higher95.7%
Works from home3.8%
Drives to work alone92.4%
Takes public transport0%
Commutes 45 minutes or more26.3%
Health

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

Colorectal screening58.1% 6.2 pts below the national average of 64.3%
Visited a dentist53% 8.3 pts below the national average of 61.3%
Mammography use70.5% 5.4 pts below the national average of 75.9%
Sleeps under 7 hours40.7% 4.3 pts above the national average of 36.4%
All natural teeth lost21.9% 8.9 pts above the national average of 13%
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 62.8% of US census tracts
FEMA ratingRelatively Moderate
Expected annual loss67.4 out of 100
Community resilience62 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.

Landslide96.8Relatively Moderate at its worst in this ZIP code
River flooding89.8Relatively High at its worst in this ZIP code
Hurricane77.4Relatively Low at its worst in this ZIP code
Strong wind72.8Relatively Moderate at its worst in this ZIP code
Wildfire68.6Very Low at its worst in this ZIP code
Hail50.6Relatively Low at its worst in this ZIP code
Winter weather48.9Relatively Moderate at its worst in this ZIP code
Lightning47.2Relatively Low at its worst in this ZIP code
Avalanche46.3Very Low at its worst in this ZIP code
Tornado32.4Relatively Low at its worst in this ZIP code
Earthquake31Very Low at its worst in this ZIP code
Cold wave19Very Low at its worst in this ZIP code
Ice storm12.9Very Low at its worst in this ZIP code
Heat wave10.5Very 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$87,917$76,081$78,538
Income per person$22,762$43,104$43,289
Poverty rate3.1%11.8%12.4%
Median home value$89,300$240,500$303,400
Median gross rent$1,162$1,348
Homeownership84.5%69.3%65%
Bachelor's degree or higher7.6%34.5%35%
Unemployment rate21%5.2%5.2%
Works from home3.8%13.8%13.5%
Born outside the US0%7.4%13.9%
Median age32.140.938.7
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 stationALTOONA BLAIR CO AP, PA US16.8 km away
Rain in a year37 in

Average high and low by month

January35.5°F / 21.3°F2.23 in rain
February38.6°F / 22.7°F1.95 in rain
March47.7°F / 29.8°F3.01 in rain
April61°F / 39.8°F3.28 in rain
May70.9°F / 49.7°F3.72 in rain
June78.6°F / 58.4°F3.42 in rain
July82.9°F / 61.8°F3.48 in rain
August81.1°F / 60°F3.26 in rain
September74.2°F / 53.2°F3.96 in rain
October62.7°F / 43.2°F2.92 in rain
November50.5°F / 34.1°F2.85 in rain
December39.9°F / 26.2°F2.57 in rain
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 supermarket100% 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%.

Tussey Mountain School District100% 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 vulnerability51more vulnerable than 51% of US census tracts
Socioeconomic status70more vulnerable than 70% of US census tracts
Household characteristics69more vulnerable than 69% of US census tracts
Racial and ethnic minority status1more vulnerable than 1% of US census tracts
Housing type and transport28more vulnerable than 28% of US census tracts
Walkability4.1 out of 20Least walkable
Nearby ZIP codes

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

16672 Riddlesburg, PA1.7 km away
16679 Six Mile Run, PA2 km away
16634 Dudley, PA6.8 km away
16678 Saxton, PA7.1 km away
16650 Hopewell, PA8.1 km away
16694 Wood, PA8.2 km away
16621 Broad Top, PA9.2 km away
16691 Wells Tannery, PA10.4 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.

Bedford County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area0.15 sq mi
Latitude, longitude40.1601, -78.2346

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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