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Pennsylvania ZIP Codes
Lancaster County
Gap, PA
17527
17527 ZIP Code — Gap, PA
Lancaster County, Pennsylvania
ZIP code 17527 is located in
Gap ,
Pennsylvania ,
within Lancaster County .
It covers approximately 21.02 square miles and serves a population of
6,525 residents.
This is a standard ZIP code in the Eastern (ET) timezone,
served by area code 717 .
About ZIP code 17527
The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $292,200. Owner-occupancy sits near the national average at 75%.
Median household income is $90,362. The poverty rate of 5% is below the national average.
The dominant occupation class is sales and office, with retail trade as the leading industry. The average commute of 25 minutes is near the national average.
College attainment at 18% is below the national average, consistent with a trades and production-oriented local economy.
Health indicators show elevated rates of smoking (23%) compared to national benchmarks. 30% of residents lack health insurance, above the national average.
17527 ZIP code map
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Cities in ZIP code 17527
Below are the cities the US Postal Service accepts for ZIP code 17527. Using any city not on this list may result in mail delivery delays.
City
Status
Gap
Acceptable
Gap
Preferred
Nearby ZIP codes
Demographics
updated 06/2026
Population
Total population
6,525
Population density
310 / sq mi
State FIPS
42
County FIPS
071
Geography
Land area
21.02 sq mi
Water area
0.10 sq mi
Latitude
40.0219
Longitude
-75.9871
Timezone
Eastern (ET)
Area code
717
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
27.7%
34.0%
39.8%
$50k – $100k
33.6%
35.3%
30.8%
$100k – $200k
31.3%
24.8%
22.4%
Over $200k
7.4%
6.0%
7.1%
Demographics & statistics
$90,362
Median household income
$292,200
Median home value
$1,171
Median monthly rent
17.7%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 1,750 26.8%
18 and over 4,775 73.2%
65 and over 788 12.1%
Median age 33.8 years
Race & ethnicity
Black or African American
2.7%
American Indian / Alaska Native
0.2%
Group Count %
White 6,110 92.1%
Black or African American 181 2.7%
Two or more races 142 2.1%
Hispanic or Latino 111 1.7%
Other race 81 1.2%
American Indian / Alaska Native 11 0.2%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
27.7%
34.0%
39.8%
$50k – $100k
33.6%
35.3%
30.8%
$100k – $200k
31.3%
24.8%
22.4%
Over $200k
7.4%
6.0%
7.1%
Range % of households
Under $10k 3.9%
$10k–$15k 0.4%
$15k–$25k 2.9%
$25k–$35k 7.2%
$35k–$50k 10.6%
$50k–$75k 13.5%
$75k–$100k 15.2%
$100k–$150k 24.4%
$150k–$200k 9.5%
$200k+ 12.4%
Median income $90,362
Housing
Housing overview
Metric Value
Median home value $292,200
Median rent / month $1,171
Owner occupied 74.5%
Renter occupied 25.5%
Vacant 2.7%
Single-family detached 78.9%
Large apartment buildings 0.0%
Mobile homes 7.4%
Median rooms 6.6
Avg household size (owned) 3.18
Year built
Era %
2020 or later 0.6%
2010–2019 3.2%
2000–2009 7.8%
1990–1999 14.5%
1980–1989 15.0%
1970–1979 16.9%
1960–1969 8.1%
1950–1959 6.3%
1940–1949 2.0%
1939 or earlier 25.6%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 1.9%
2 bedrooms 17.4%
3 bedrooms 48.0%
4 bedrooms 22.6%
5+ bedrooms 10.1%
Vehicles per household
Vehicles % of households
No vehicle 17.4%
1 vehicle 22.8%
2 vehicles 35.0%
3 or more 24.9%
Heating fuel
Fuel type %
Utility gas 3.5%
Electricity 29.4%
Propane / LP gas 28.1%
Fuel oil 28.7%
Wood 4.1%
Households & families
Household type Count %
Married-couple family 1,356 65.6%
Cohabiting couple 53 2.6%
Male householder, no spouse 304 14.7%
Female householder, no spouse 355 17.2%
Households with children under 18 770 37.2%
Households with seniors (65+) 585 28.3%
Average household size 3.16
Marital status
Status Male Female
Never married 31.9% 27.6%
Married 57.8% 58.2%
Separated 0.5% 0.6%
Widowed 3.0% 5.9%
Divorced 6.9% 7.7%
Education
Less than 9th grade
19.0%
Some HS, no diploma
10.8%
Some college, no degree
8.4%
Graduate / professional
5.8%
Metric %
HS diploma or higher 70.3%
Bachelor's or higher 17.7%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 41 3.1%
Kindergarten 32 2.4%
Elementary school 741 55.8%
High school 255 19.2%
College / grad school 258 19.4%
Employment
Industry of employment
Education & healthcare
13.8%
Arts, food & hospitality
6.1%
Professional & management
6.0%
Transportation & utilities
4.3%
Finance & real estate
4.0%
Agriculture & mining
3.6%
Public administration
2.6%
Occupation
Category %
Management, business & arts 24.0%
Service 11.4%
Sales & office 25.5%
Natural resources & construction 16.5%
Production & transportation 22.7%
Employment type
Type %
Private sector 81.8%
Government 8.7%
Self-employed 8.6%
Unpaid family workers 0.9%
Commute
Method %
Drive alone 60.6%
Carpool 22.8%
Public transit 1.3%
Walk 4.3%
Work from home 8.2%
Other means 2.8%
Avg commute (minutes) 24.8
Poverty
Married-couple families
1.4%
Female-led households
31.0%
Income support
Source % of households
Social Security 23.7%
Retirement income 22.6%
Supplemental Security 3.7%
Cash public assistance 1.2%
Food stamps / SNAP 9.2%
Health indicators
Condition %
Obesity 34.3%
High blood pressure 30.4%
High cholesterol 30.7%
Diabetes 9.8%
Heart disease 6.5%
Stroke 3.0%
Asthma 11.0%
Arthritis 26.8%
Kidney disease 2.7%
Pulmonary disease 8.4%
Cancer 6.3%
Behavior / access %
Smoking 23.1%
Binge drinking 19.0%
No physical activity 25.0%
Less than 7 hrs sleep 37.1%
Depression 24.9%
Fair or poor health 16.2%
Poor mental health 17.7%
Poor physical health 11.6%
No health insurance 13.8%
Visited doctor (checkup) 76.0%
Visited dentist 59.9%
Cholesterol screening 85.8%
Teeth loss 18.4%
Veterans & disability
Veterans Count %
Civilian veterans 322 6.7%
Disability %
Any disability 7.5%
Under 18 0.8%
18–64 years 6.4%
65 and over 27.8%
Health insurance coverage
Type %
Private insurance 56.0%
Public insurance 25.1%
No insurance 30.1%
Uninsured under 19 39.7%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 5,935 91.0%
Spanish 360 6.1%
Other Indo-European 66 1.1%
Asian & Pacific Islander 230 3.9%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 6,347 97.3%
Born in same state 6,322 96.9%
Born in different state 5,685 87.1%
Foreign born 25 0.4%
Naturalized citizen 178 2.7%
Not a US citizen 112 62.9%
Ancestry
Ancestry Count %
Italian 483 7.4%
Arab 415 6.4%
French 336 5.1%
Ancestry Count %
English 40 0.6%
Polish 12 0.2%
Norwegian 9 0.1%
Technology access
Metric % of households
Computer access 31.7%
Internet access 83.0%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 17527
What city is ZIP code 17527 in?
ZIP code 17527 is primarily assigned to Gap, Pennsylvania.
What county is ZIP code 17527 in?
ZIP code 17527 falls within Lancaster County, Pennsylvania.
What is the population of ZIP code 17527?
ZIP code 17527 has an estimated population of 6,525 residents, with a density of 310 people per square mile.
What is the typical home value in ZIP code 17527?
The median home value in ZIP code 17527 is $292,200.
What is the median household income in ZIP code 17527?
The median household income in ZIP code 17527 is $90,362, above the national median of ~$75,000.
What timezone is ZIP code 17527 in?
ZIP code 17527 observes the EST timezone.
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