Postal Codes

15857 ZIP Code

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ZIP code 15857 covers Saint Marys, Pennsylvania, with a population of about 12,825 and a median household income of $64,894.

Population
12,825128 per square mile
Median age
49.811.1 points above the US average
Median household income
$64,89415% below the Pennsylvania median
Poverty rate
8.3%4.1 points below the US average
Typical home value
$156,870up 16.6% in five years
Median rent
$75635% below the Pennsylvania median
Degree or higher
20.6%14.4 points below the US average
Homeownership
76%11 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
487

Where 15857 is

Saint Marys, 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

Population12,825
Median age49.8
Family households59.1%
Born outside the US2.2%
Speaks a language other than English at home3%
White (non-Hispanic)93.2%
Black (non-Hispanic)1.7%
Asian (non-Hispanic)0.3%
Hispanic or Latino1.6%
Veterans6.8%
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$64,894
Income per person$36,648
Poverty rate8.3%
Households on SNAP or cash assistance16.5%

Household income distribution

Under $10k2.2%
$10–15k2.7%
$15–20k4.8%
$20–25k7.1%
$25–30k2.9%
$30–35k5.1%
$35–40k5.4%
$40–45k4.6%
$45–50k2.8%
$50–60k7.4%
$60–75k12.3%
$75–100k17.7%
$100–125k10.5%
$125–150k5.6%
$150–200k4.8%
$200k or more4.0%

Income as declared to the IRS

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

Tax returns filed6,540
Mean adjusted gross income$69,636
Returns declaring $200,000 or more3.4%
Returns, under $25k30.6%
Returns, $25k–$50k24.0%
Returns, $50k–$75k16.2%
Returns, $75k–$100k10.6%
Returns, $100k–$200k15.3%
Returns, $200k or more3.4%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$144,600
Median gross rent$756
Rent as a share of household income27.9%
Owner-occupied76%
Vacant homes8.3%
Median year built1963

What the homes are

Detached house80.7%
Attached house0.9%
2 to 4 units7.6%
5 to 19 units3.7%
20 or more units3.5%
Mobile home3.5%
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$156,870as of 2026-07
Typical home value, 1 yearup 9.2%
Typical home value, 5 yearsup 16.6%
Typical home value, 10 yearsup 44.6%
Typical home value since 2000
200920172026$156,870$91,466

$91,972 in 2009 to $156,870 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate8.4%
Bachelor's degree or higher20.6%
High school diploma or higher94.4%
Works from home1.2%
Drives to work alone82.3%
Takes public transport0.3%
Commutes 45 minutes or more3.3%
Health

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

Colorectal screening68.3% 4 pts above the national average of 64.3%
Visited a dentist62.8% 1.5 pts above the national average of 61.3%
Mammography use75.1% 0.8 pts below the national average of 75.9%
Sleeps under 7 hours37.3% 0.9 pts above the national average of 36.4%
All natural teeth lost12.8% same as the national average of 13%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments487
People employed7,735
Annual payroll$367,647,000
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 30% of US census tracts
FEMA ratingVery Low to Relatively Moderate across the 5 census tracts this ZIP code covers
Expected annual loss31 out of 100
Community resilience81.9 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.

Lightning95.1Very High at its worst in this ZIP code
Winter weather86.4Relatively High at its worst in this ZIP code
Landslide84.8Relatively Low at its worst in this ZIP code
Strong wind76.1Relatively High at its worst in this ZIP code
Hurricane64.7Relatively Low at its worst in this ZIP code
River flooding52.5Relatively High at its worst in this ZIP code
Avalanche49.7Very Low at its worst in this ZIP code
Cold wave49.1Relatively Moderate at its worst in this ZIP code
Wildfire37.5Very Low at its worst in this ZIP code
Tornado34.3Relatively Low at its worst in this ZIP code
Hail29.9Relatively Low at its worst in this ZIP code
Earthquake24.4Very Low at its worst in this ZIP code
Ice storm16.8Very Low at its worst in this ZIP code
Heat wave2.8Very 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$64,894$76,081$78,538
Income per person$36,648$43,104$43,289
Poverty rate8.3%11.8%12.4%
Median home value$144,600$240,500$303,400
Median gross rent$756$1,162$1,348
Homeownership76%69.3%65%
Bachelor's degree or higher20.6%34.5%35%
Unemployment rate8.4%5.2%5.2%
Works from home1.2%13.8%13.5%
Born outside the US2.2%7.4%13.9%
Median age49.840.938.7
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 stationGLEN HAZEL 2 NE DAM, PA US15.2 km away
Rain in a year46 in
Snow in a year66 in

Average high and low by month

January30.5°F / 13.1°F3.47 in rain, 17.8 in snow
February33.3°F / 13.5°F2.68 in rain, 15.4 in snow
March42.5°F / 20.9°F3.38 in rain, 10.3 in snow
April56.4°F / 31°F3.95 in rain, 2 in snow
May67.4°F / 41.9°F4.32 in rain, 0.2 in snow
June74.7°F / 50.8°F4.48 in rain
July78.5°F / 55°F4.67 in rain
August77.4°F / 53.7°F4.25 in rain
September71.1°F / 47.5°F3.95 in rain
October58.7°F / 37°F3.87 in rain, 0.5 in snow
November45.6°F / 28°F3.78 in rain, 5.6 in snow
December34.5°F / 19.7°F3.6 in rain, 14.2 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 supermarket58% of this ZIP code's area
No vehicle and far from a supermarket36% 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%.

St. Marys Area 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 vulnerability33more vulnerable than 33% of US census tracts
Socioeconomic status30more vulnerable than 30% of US census tracts
Household characteristics35more vulnerable than 35% of US census tracts
Racial and ethnic minority status6more vulnerable than 6% of US census tracts
Housing type and transport55more vulnerable than 55% of US census tracts
Walkability5.9 out of 20Below average
Nearby ZIP codes

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

15846 Kersey, PA9.1 km away
15831 Dagus Mines, PA9.5 km away
16728 De Young, PA9.7 km away
15845 Johnsonburg, PA12.8 km away
15827 Byrnedale, PA16.3 km away
15853 Ridgway, PA16.4 km away
15822 Brandy Camp, PA16.6 km away
15868 Weedville, PA18.4 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.

Elk County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area100.46 sq mi
Water area0.19 sq mi
Population density128 people per sq mi
Latitude, longitude41.4289, -78.5505

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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