Postal Codes

17551 ZIP Code

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ZIP code 17551 covers Millersville, Pennsylvania, with a population of about 11,884 and a median household income of $69,729.

Population
11,8841,120 per square mile
Median age
24.414.3 points below the US average
Median household income
$69,7298% below the Pennsylvania median
Poverty rate
23%10.6 points above the US average
Typical home value
$361,109up 34.8% in five years
Median rent
$1,4121.2× the Pennsylvania median
Degree or higher
40.4%5.4 points above the US average
Homeownership
56.5%8.5 points below the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
118

Where 17551 is

Millersville, 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

Population11,884
Median age24.4
Family households53.3%
Born outside the US8%
Speaks a language other than English at home12.9%
White (non-Hispanic)75.7%
Black (non-Hispanic)2.9%
Asian (non-Hispanic)7.1%
Hispanic or Latino8.8%
Veterans3.5%
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$69,729
Income per person$29,588
Poverty rate23%
Households on SNAP or cash assistance10.6%

Household income distribution

Under $10k7.2%
$10–15k8.0%
$15–20k4.1%
$20–25k1.9%
$25–30k4.1%
$30–35k1.6%
$35–40k6.4%
$40–45k2.4%
$45–50k2.3%
$50–60k3.8%
$60–75k12.3%
$75–100k15.1%
$100–125k8.7%
$125–150k7.8%
$150–200k7.1%
$200k or more7.2%

Income as declared to the IRS

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

Tax returns filed4,370
Mean adjusted gross income$82,933
Returns declaring $200,000 or more5.9%
Returns, under $25k25.2%
Returns, $25k–$50k21.7%
Returns, $50k–$75k16.9%
Returns, $75k–$100k11.0%
Returns, $100k–$200k19.2%
Returns, $200k or more5.9%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$273,000
Median gross rent$1,412
Rent as a share of household income35.8%
Owner-occupied56.5%
Vacant homes3%
Median year built1984

What the homes are

Detached house40%
Attached house32.5%
2 to 4 units13.2%
5 to 19 units5.4%
20 or more units8.1%
Mobile home0.7%
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$361,109as of 2026-07
Typical home value, 1 yearup 4.2%
Typical home value, 5 yearsup 34.8%
Typical home value, 10 yearsup 82.8%
Typical asking rent$1,578as of 2026-07
Typical home value since 2000
200320142026$361,109$143,409

$143,409 in 2003 to $361,109 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.1%
Bachelor's degree or higher40.4%
High school diploma or higher90.8%
Works from home8.7%
Drives to work alone72.5%
Takes public transport0.8%
Commutes 45 minutes or more15.2%
Health

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

Colorectal screening67.2% 2.9 pts above the national average of 64.3%
Visited a dentist62.5% 1.2 pts above the national average of 61.3%
Mammography use74.2% 1.7 pts below the national average of 75.9%
Sleeps under 7 hours38.9% 2.5 pts above the national average of 36.4%
All natural teeth lost16.4% 3.4 pts above the national average of 13%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments118
People employed966
Annual payroll$29,939,000
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 37.3% of US census tracts
FEMA ratingVery Low to Relatively Moderate across the 8 census tracts this ZIP code covers
Expected annual loss47.3 out of 100
Community resilience58.7 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 weather87.1Relatively High at its worst in this ZIP code
Drought86.4Relatively Moderate at its worst in this ZIP code
Hurricane82.8Relatively Moderate at its worst in this ZIP code
Landslide74.4Relatively Low at its worst in this ZIP code
Hail54.8Relatively Low at its worst in this ZIP code
Lightning54.8Relatively Moderate at its worst in this ZIP code
River flooding54.8Relatively High at its worst in this ZIP code
Earthquake54Relatively Low at its worst in this ZIP code
Strong wind47.6Relatively Low at its worst in this ZIP code
Cold wave47.4Relatively Moderate at its worst in this ZIP code
Wildfire46.6Very Low at its worst in this ZIP code
Heat wave42.9Relatively Moderate at its worst in this ZIP code
Ice storm39.7Relatively Low at its worst in this ZIP code
Tornado33.8Relatively Low at its worst in this ZIP code
Avalanche7.6Very 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$69,729$76,081$78,538
Income per person$29,588$43,104$43,289
Poverty rate23%11.8%12.4%
Median home value$273,000$240,500$303,400
Median gross rent$1,412$1,162$1,348
Homeownership56.5%69.3%65%
Bachelor's degree or higher40.4%34.5%35%
Unemployment rate4.1%5.2%5.2%
Works from home8.7%13.8%13.5%
Born outside the US8%7.4%13.9%
Median age24.440.938.7
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 stationSAFE HARBOR DAM, PA US8.6 km away
Rain in a year46 in
Snow in a year21 in

Average high and low by month

January38.9°F / 25.2°F3.26 in rain, 6.1 in snow
February41.4°F / 26.4°F2.68 in rain, 7.6 in snow
March49.5°F / 33°F4.05 in rain, 3.5 in snow
April62.8°F / 43.9°F3.54 in rain
May72.2°F / 53.3°F3.88 in rain
June81.8°F / 63.2°F4.55 in rain
July86.6°F / 67.9°F4.31 in rain
August84.4°F / 66.2°F3.57 in rain
September77.1°F / 59.5°F4.88 in rain
October64.8°F / 48.2°F4.37 in rain
November53°F / 38°F3.4 in rain, 0.5 in snow
December43.6°F / 30.2°F3.82 in rain, 3.6 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 supermarket16% of this ZIP code's area
Far from a supermarket23% of this ZIP code's area
No vehicle and far from a supermarket8% 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%.

Penn Manor School District99.8% 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 vulnerability24more vulnerable than 24% of US census tracts
Socioeconomic status39more vulnerable than 39% of US census tracts
Household characteristics8more vulnerable than 8% of US census tracts
Racial and ethnic minority status16more vulnerable than 16% of US census tracts
Housing type and transport53more vulnerable than 53% of US census tracts
Walkability5.5 out of 20Least walkable
Nearby ZIP codes

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

17603 Lancaster, PA1.5 km away
17504 Bausman, PA3.8 km away
17503 Bart, PA5.5 km away
17564 Penryn, PA5.5 km away
17605 Lancaster, PA5.5 km away
17607 Lancaster, PA5.5 km away
17608 Lancaster, PA5.5 km away
17699 Lancaster, PA5.5 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.

Lancaster County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area10.61 sq mi
Water area0.18 sq mi
Population density1,120 people per sq mi
Latitude, longitude39.9982, -76.3566

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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