Postal Codes

17055 ZIP Code

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ZIP code 17055 covers Mechanicsburg, Pennsylvania, with a population of about 41,416 and a median household income of $95,542.

Population
41,4161,056 per square mile
Median age
41.93.2 points above the US average
Median household income
$95,5421.3× the Pennsylvania median
Poverty rate
5.3%7.1 points below the US average
Typical home value
$364,145up 32.3% in five years
Median rent
$1,3201.1× the Pennsylvania median
Degree or higher
47.2%12.2 points above the US average
Homeownership
70.9%5.9 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
1,048

Where 17055 is

Mechanicsburg, 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

Population41,416
Median age41.9
Family households63.1%
Born outside the US4.6%
Speaks a language other than English at home6.1%
White (non-Hispanic)84.8%
Black (non-Hispanic)3.5%
Asian (non-Hispanic)3%
Hispanic or Latino4.4%
Veterans10%
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$95,542
Income per person$53,014
Poverty rate5.3%
Households on SNAP or cash assistance6%

Household income distribution

Under $10k2.9%
$10–15k0.9%
$15–20k2.6%
$20–25k3.0%
$25–30k1.8%
$30–35k2.1%
$35–40k3.1%
$40–45k4.4%
$45–50k2.9%
$50–60k7.0%
$60–75k8.9%
$75–100k13.1%
$100–125k13.3%
$125–150k9.5%
$150–200k12.5%
$200k or more12.0%

Income as declared to the IRS

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

Tax returns filed22,790
Mean adjusted gross income$97,426
Returns declaring $200,000 or more8.3%
Returns, under $25k22.1%
Returns, $25k–$50k19.4%
Returns, $50k–$75k16.5%
Returns, $75k–$100k11.9%
Returns, $100k–$200k21.8%
Returns, $200k or more8.3%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$266,400
Median gross rent$1,320
Rent as a share of household income25.1%
Owner-occupied70.9%
Vacant homes4.2%
Median year built1982

What the homes are

Detached house55.8%
Attached house19.1%
2 to 4 units6.3%
5 to 19 units7.8%
20 or more units8.9%
Mobile home1.9%
Boat, RV or van0.1%
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$364,145as of 2026-07
Typical home value, 1 yearup 1.7%
Typical home value, 5 yearsup 32.3%
Typical home value, 10 yearsup 70.5%
Typical asking rent$1,726as of 2026-07
Typical asking rent, 1 yearup 4.5%
Typical home value since 2000
200020132026$364,145$141,364

$141,364 in 2000 to $364,145 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2.6%
Bachelor's degree or higher47.2%
High school diploma or higher96.9%
Works from home17.8%
Drives to work alone75.4%
Takes public transport0.4%
Commutes 45 minutes or more8.7%
Health

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

Colorectal screening70.8% 6.5 pts above the national average of 64.3%
Visited a dentist71.2% 9.9 pts above the national average of 61.3%
Mammography use78% 2.1 pts above the national average of 75.9%
Sleeps under 7 hours35.1% 1.3 pts below the national average of 36.4%
All natural teeth lost9.3% 3.7 pts below the national average of 13%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments1,048
People employed20,341
Annual payroll$1,329,257,000
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 36.5% of US census tracts
FEMA ratingVery Low to Relatively Low across the 14 census tracts this ZIP code covers
Expected annual loss46.4 out of 100
Community resilience91.7 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.

Winter weather83.5Relatively High at its worst in this ZIP code
Drought81.9Relatively Moderate at its worst in this ZIP code
Hurricane76.8Relatively Moderate at its worst in this ZIP code
Landslide73.5Relatively Low at its worst in this ZIP code
Strong wind73Relatively High at its worst in this ZIP code
River flooding58Relatively Moderate at its worst in this ZIP code
Wildfire57.5Very Low at its worst in this ZIP code
Earthquake54.3Relatively Low at its worst in this ZIP code
Lightning52.2Relatively Moderate at its worst in this ZIP code
Heat wave50.1Relatively Moderate at its worst in this ZIP code
Tornado41.3Relatively Low at its worst in this ZIP code
Cold wave27.7Relatively Low at its worst in this ZIP code
Hail18.3Very Low at its worst in this ZIP code
Ice storm18.2Very 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$95,542$76,081$78,538
Income per person$53,014$43,104$43,289
Poverty rate5.3%11.8%12.4%
Median home value$266,400$240,500$303,400
Median gross rent$1,320$1,162$1,348
Homeownership70.9%69.3%65%
Bachelor's degree or higher47.2%34.5%35%
Unemployment rate2.6%5.2%5.2%
Works from home17.8%13.8%13.5%
Born outside the US4.6%7.4%13.9%
Median age41.940.938.7
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 CPTL CY AP, PA US13.6 km away
Rain in a year41 in

Average high and low by month

January40.3°F / 24.9°F2.64 in rain
February43.2°F / 26.2°F2.36 in rain
March52.6°F / 33.9°F3.35 in rain
April64.9°F / 43.3°F3.7 in rain
May74.7°F / 53.2°F3.48 in rain
June83.2°F / 62.8°F3.72 in rain
July87.6°F / 67.4°F4.3 in rain
August85.4°F / 65.5°F3.68 in rain
September78.6°F / 58.4°F4.12 in rain
October66.7°F / 46.7°F3.68 in rain
November55.1°F / 37°F2.8 in rain
December44.4°F / 29.5°F3.15 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 supermarket49% of this ZIP code's area
No vehicle and far from a supermarket16% 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.

Mechanicsburg Area School District38.2% of this ZIP code's land area
Cumberland Valley School District37.7% of this ZIP code's land area
West Shore School District17.1% of this ZIP code's land area
Northern York County School District6.9% 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 status12more vulnerable than 12% of US census tracts
Household characteristics31more vulnerable than 31% of US census tracts
Racial and ethnic minority status18more vulnerable than 18% of US census tracts
Housing type and transport38more vulnerable than 38% of US census tracts
Walkability7.4 out of 20Below average
Nearby ZIP codes

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

17027 Grantham, PA2.4 km away
17050 Mechanicsburg, PA4.2 km away
17001 Camp Hill, PA7.8 km away
17072 New Kingstown, PA8.6 km away
17011 Camp Hill, PA8.9 km away
17019 Dillsburg, PA9.5 km away
17012 Camp Hill, PA9.8 km away
17007 Boiling Springs, PA10.6 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.

Cumberland County87.6% of this ZIP code's land area
York County12.4% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area39.22 sq mi
Water area0.25 sq mi
Population density1,056 people per sq mi
Latitude, longitude40.1790, -77.0036

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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