Postal Codes

15143 ZIP Code

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ZIP code 15143 covers Sewickley, Pennsylvania, with a population of about 21,949 and a median household income of $125,339.

Population
21,949595 per square mile
Median age
46.37.6 points above the US average
Median household income
$125,3391.6× the Pennsylvania median
Poverty rate
3.4%9 points below the US average
Typical home value
$530,923up 19.7% in five years
Median rent
$1,3561.2× the Pennsylvania median
Degree or higher
60.4%25.4 points above the US average
Homeownership
81.2%16.2 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
762

Where 15143 is

Sewickley, 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

Population21,949
Median age46.3
Family households71.5%
Born outside the US8%
Speaks a language other than English at home9.6%
White (non-Hispanic)83.1%
Black (non-Hispanic)3.2%
Asian (non-Hispanic)8.2%
Hispanic or Latino1.3%
Veterans7.1%
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$125,339
Income per person$74,272
Poverty rate3.4%
Households on SNAP or cash assistance3.5%

Household income distribution

Under $10k1.4%
$10–15k0.9%
$15–20k2.8%
$20–25k1.8%
$25–30k3.6%
$30–35k2.0%
$35–40k3.7%
$40–45k1.6%
$45–50k3.4%
$50–60k4.5%
$60–75k6.3%
$75–100k10.9%
$100–125k7.0%
$125–150k7.0%
$150–200k11.6%
$200k or more31.5%

Income as declared to the IRS

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

Tax returns filed10,970
Mean adjusted gross income$286,147
Returns declaring $200,000 or more26.7%
Returns, under $25k21.0%
Returns, $25k–$50k12.1%
Returns, $50k–$75k10.0%
Returns, $75k–$100k8.0%
Returns, $100k–$200k22.2%
Returns, $200k or more26.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$434,900
Median gross rent$1,356
Rent as a share of household income31.4%
Owner-occupied81.2%
Vacant homes8.5%
Median year built1972

What the homes are

Detached house70.9%
Attached house11.4%
2 to 4 units4%
5 to 19 units4.8%
20 or more units7.8%
Mobile home1.1%
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$530,923as of 2026-07
Typical home value, 1 yearup 3.3%
Typical home value, 5 yearsup 19.7%
Typical home value, 10 yearsup 58.7%
Typical asking rent$2,419as of 2026-07
Typical home value since 2000
200020132026$530,923$196,338

$196,338 in 2000 to $530,923 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.8%
Bachelor's degree or higher60.4%
High school diploma or higher96.6%
Works from home22.8%
Drives to work alone66.7%
Takes public transport1.1%
Commutes 45 minutes or more9.6%
Health

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

Colorectal screening69.7% 5.4 pts above the national average of 64.3%
Visited a dentist73.9% 12.6 pts above the national average of 61.3%
Mammography use80.3% 4.4 pts above the national average of 75.9%
Sleeps under 7 hours31.4% 5 pts below the national average of 36.4%
All natural teeth lost7.6% 5.4 pts below the national average of 13%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments762
People employed9,819
Annual payroll$618,564,000
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 19.1% of US census tracts
FEMA ratingVery Low to Relatively Low across the 11 census tracts this ZIP code covers
Expected annual loss31.1 out of 100
Community resilience87.1 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.

Landslide85.6Relatively Low at its worst in this ZIP code
Wildfire56.8Very Low at its worst in this ZIP code
River flooding46.8Relatively High at its worst in this ZIP code
Cold wave45.4Relatively Moderate at its worst in this ZIP code
Hurricane39.5Very Low at its worst in this ZIP code
Ice storm33.9Relatively Low at its worst in this ZIP code
Winter weather32.5Relatively Low at its worst in this ZIP code
Strong wind31.7Relatively Low at its worst in this ZIP code
Tornado30.6Relatively Low at its worst in this ZIP code
Earthquake19.9Very Low at its worst in this ZIP code
Lightning19.8Relatively Low at its worst in this ZIP code
Hail12Relatively Low at its worst in this ZIP code
Heat wave11.5Relatively 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$125,339$76,081$78,538
Income per person$74,272$43,104$43,289
Poverty rate3.4%11.8%12.4%
Median home value$434,900$240,500$303,400
Median gross rent$1,356$1,162$1,348
Homeownership81.2%69.3%65%
Bachelor's degree or higher60.4%34.5%35%
Unemployment rate4.8%5.2%5.2%
Works from home22.8%13.8%13.5%
Born outside the US8%7.4%13.9%
Median age46.340.938.7
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 stationGLENWILLARD DASHIELDS L&D, PA US4.2 km away
Rain in a year39 in
Snow in a year20 in

Average high and low by month

January35.5°F / 20.8°F2.59 in rain, 9.1 in snow
February39.3°F / 22.4°F2.68 in rain, 5.2 in snow
March47.7°F / 28.4°F3.2 in rain, 2.6 in snow
April61.4°F / 39.6°F3.59 in rain
May71.8°F / 50.6°F3.55 in rain
June79.7°F / 59.7°F4.22 in rain
July83.7°F / 64.1°F3.86 in rain
August82.7°F / 62.6°F3.16 in rain
September75.7°F / 55.9°F3.45 in rain
October63.5°F / 44.8°F2.78 in rain, 0.1 in snow
November50.4°F / 33.8°F2.68 in rain, 0.3 in snow
December40.4°F / 26.9°F2.79 in rain, 2.5 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 supermarket32% of this ZIP code's area
No vehicle and far from a supermarket24% 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.

Quaker Valley School District59.9% of this ZIP code's land area
North Allegheny School District21.6% of this ZIP code's land area
Ambridge Area School District9.9% of this ZIP code's land area
Avonworth School District8.6% 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 vulnerability18more vulnerable than 18% of US census tracts
Socioeconomic status14more vulnerable than 14% of US census tracts
Household characteristics29more vulnerable than 29% of US census tracts
Racial and ethnic minority status21more vulnerable than 21% of US census tracts
Housing type and transport32more vulnerable than 32% of US census tracts
Walkability7.1 out of 20Below average
Nearby ZIP codes

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

15056 Leetsdale, PA4.5 km away
15046 Crescent, PA6 km away
15003 Ambridge, PA6.6 km away
15225 Pittsburgh, PA6.8 km away
15081 South Heights, PA7.1 km away
15108 Coraopolis, PA7.3 km away
15127 Ingomar, PA8.6 km away
15237 Pittsburgh, PA9.4 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.

Allegheny County90.1% of this ZIP code's land area
Beaver County9.9% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area36.91 sq mi
Water area0.68 sq mi
Population density595 people per sq mi
Latitude, longitude40.5570, -80.1578

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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