17603 ZIP Code — Lancaster, PA
Lancaster County, Pennsylvania
ZIP code 17603 is located in Lancaster, Pennsylvania, within Lancaster County. It covers approximately 29.99 square miles and serves a population of 67,891 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 717/223.
About ZIP code 17603
The housing stock consists of a mix of housing types. Most homes were built in the pre-1940, giving the area an established character. Median home value is $230,800. Owner-occupancy sits near the national average at 62%.
Median household income is $78,902. 31% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 24 minutes is near the national average.
Educational attainment is near the national average, with 36% of residents holding a bachelor's degree or higher.
67,891
population
29.99
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
17603 ZIP code map
Cities in ZIP code 17603
Below are the cities the US Postal Service accepts for ZIP code 17603. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Lancaster | Acceptable |
| Lancaster | Acceptable |
| Lancaster | Preferred |
Nearby ZIP codes
17611 Lancaster (0.5 mi)
17551 Millersville (1.9 mi)
17622 Lancaster (3.5 mi)
17699 Lancaster (3.6 mi)
17554 Mountville (4.2 mi)
17582 Washington Boro (4.8 mi)
17601 Lancaster (5.1 mi)
17516 Conestoga (5.6 mi)
17602 Lancaster (5.9 mi)
17584 Willow Street (6.1 mi)
17520 East Petersburg (6.2 mi)
17538 Landisville (6.2 mi)
Demographics
updated 06/2026
| Population | |
|---|---|
| Total population | 67,891 |
| Population density | 2,264 / sq mi |
| State FIPS | 42 |
| County FIPS | 071 |
| Geography | |
|---|---|
| Land area | 29.99 sq mi |
| Water area | 0.37 sq mi |
| Latitude | 40.0066 |
| Longitude | -76.3608 |
| Timezone | Eastern (ET) |
| Area code | 717/223 |
Total population by age
Gender
Race & ethnicity
Economics
updated 06/2026
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 40.8% | 34.0% | 39.8% |
| $50k – $100k | 33.6% | 35.3% | 30.8% |
| $100k – $200k | 22.1% | 24.8% | 22.4% |
| Over $200k | 3.5% | 6.0% | 7.1% |
Demographics & statistics
67,891
Population
2,264
People per sq mi
34.9
Median age
$78,902
Median household income
$40,245
Per capita income
$230,800
Median home value
$1,191
Median monthly rent
61.8%
Home ownership
12.5%
Poverty rate
5.1%
Unemployment
17,944
Housing units
35.7%
Bachelor's or higher
Age distribution
Male
Female
2,017
Under 5
2,353
1,876
5–9
2,188
2,179
10–14
2,542
2,050
15–19
2,392
2,305
20–24
2,690
5,269
25–34
6,149
4,078
35–44
4,759
3,110
45–54
3,629
1,765
55–59
2,059
1,726
60–64
2,015
3,053
65–74
3,563
1,416
75–84
1,652
487
85+
569
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 15,219 | 22.4% |
| 18 and over | 52,672 | 77.6% |
| 65 and over | 10,740 | 15.8% |
| Median age | 34.9 years | |
Race & ethnicity
White
55.5%
Hispanic or Latino
14.7%
Two or more races
9.8%
Other race
8.8%
Black or African American
7.5%
Asian
3.5%
American Indian / Alaska Native
0.1%
Native Hawaiian / Pacific Islander
0.1%
| Group | Count | % |
|---|---|---|
| White | 44,213 | 55.5% |
| Hispanic or Latino | 11,728 | 14.7% |
| Two or more races | 7,837 | 9.8% |
| Other race | 7,006 | 8.8% |
| Black or African American | 5,936 | 7.5% |
| Asian | 2,790 | 3.5% |
| American Indian / Alaska Native | 64 | 0.1% |
| Native Hawaiian / Pacific Islander | 45 | 0.1% |
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 40.8% | 34.0% | 39.8% |
| $50k – $100k | 33.6% | 35.3% | 30.8% |
| $100k – $200k | 22.1% | 24.8% | 22.4% |
| Over $200k | 3.5% | 6.0% | 7.1% |
Under $10k
3.3%
$10k–$15k
3.4%
$15k–$25k
6.8%
$25k–$35k
8.7%
$35k–$50k
10.0%
$50k–$75k
15.3%
$75k–$100k
15.3%
$100k–$150k
21.3%
$150k–$200k
8.6%
$200k+
7.3%
| Range | % of households |
|---|---|
| Under $10k | 3.3% |
| $10k–$15k | 3.4% |
| $15k–$25k | 6.8% |
| $25k–$35k | 8.7% |
| $35k–$50k | 10.0% |
| $50k–$75k | 15.3% |
| $75k–$100k | 15.3% |
| $100k–$150k | 21.3% |
| $150k–$200k | 8.6% |
| $200k+ | 7.3% |
| Median income | $78,902 |
Housing
Home values
Under $50k
2.9%
$50k–$100k
6.5%
$100k–$150k
9.3%
$150k–$200k
19.2%
$200k–$300k
37.8%
$300k–$500k
17.1%
$500k–$1M
5.8%
$1M+
1.3%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $230,800 |
| Median rent / month | $1,191 |
| Owner occupied | 61.8% |
| Renter occupied | 38.2% |
| Vacant | 4.3% |
| Single-family detached | 35.8% |
| Large apartment buildings | 6.7% |
| Mobile homes | 2.7% |
| Median rooms | 5.9 |
| Avg household size (owned) | 2.55 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.2% |
| 2010–2019 | 5.1% |
| 2000–2009 | 7.1% |
| 1990–1999 | 8.7% |
| 1980–1989 | 9.9% |
| 1970–1979 | 7.8% |
| 1960–1969 | 9.6% |
| 1950–1959 | 14.8% |
| 1940–1949 | 6.2% |
| 1939 or earlier | 30.5% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 3.2% |
| 1 bedroom | 12.0% |
| 2 bedrooms | 22.8% |
| 3 bedrooms | 40.3% |
| 4 bedrooms | 17.5% |
| 5+ bedrooms | 4.1% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 8.0% |
| 1 vehicle | 38.4% |
| 2 vehicles | 38.0% |
| 3 or more | 15.6% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 51.7% |
| Electricity | 30.9% |
| Propane / LP gas | 2.5% |
| Fuel oil | 11.5% |
| Wood | 0.5% |
| Solar | 0.3% |
| No fuel used | 0.7% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 11,818 | 43.7% |
| Cohabiting couple | 2,438 | 9.0% |
| Male householder, no spouse | 4,219 | 15.6% |
| Female householder, no spouse | 8,561 | 31.7% |
| Households with children under 18 | 7,791 | 28.8% |
| Households with seniors (65+) | 7,815 | 28.9% |
| Average household size | 2.42 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 39.2% | 38.4% |
| Married | 49.2% | 42.5% |
| Separated | 1.9% | 1.9% |
| Widowed | 1.3% | 7.0% |
| Divorced | 8.4% | 10.2% |
Education
Less than 9th grade
3.3%
Some HS, no diploma
6.7%
HS graduate
31.1%
Some college, no degree
14.7%
Associate's degree
8.4%
Bachelor's degree
23.0%
Graduate / professional
12.7%
| Metric | % |
|---|---|
| HS diploma or higher | 89.9% |
| Bachelor's or higher | 35.7% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 910 | 5.2% |
| Kindergarten | 879 | 5.1% |
| Elementary school | 7,062 | 40.6% |
| High school | 3,181 | 18.3% |
| College / grad school | 5,367 | 30.8% |
Employment
Industry of employment
Education & healthcare
27.4%
Manufacturing
14.8%
Retail trade
11.3%
Professional & management
10.3%
Arts, food & hospitality
8.7%
Finance & real estate
5.7%
Transportation & utilities
5.4%
Other services
4.7%
Construction
4.4%
Wholesale trade
2.9%
Public administration
2.2%
Information
1.3%
Agriculture & mining
0.8%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 37.6% |
| Service | 15.5% |
| Sales & office | 20.0% |
| Natural resources & construction | 6.7% |
| Production & transportation | 20.2% |
Employment type
| Type | % |
|---|---|
| Private sector | 86.2% |
| Government | 9.2% |
| Self-employed | 4.6% |
| Unpaid family workers | 0.1% |
Commute
| Method | % |
|---|---|
| Drive alone | 72.5% |
| Carpool | 9.5% |
| Public transit | 1.7% |
| Walk | 5.3% |
| Work from home | 9.1% |
| Other means | 2.0% |
| Avg commute (minutes) | 23.6 |
Poverty
All people
12.5%
Under 18 years
20.5%
18 and over
10.1%
Married-couple families
1.8%
Female-led households
30.1%
Income support
| Source | % of households |
|---|---|
| Social Security | 30.5% |
| Retirement income | 23.5% |
| Supplemental Security | 3.8% |
| Cash public assistance | 4.9% |
| Food stamps / SNAP | 15.2% |
Health indicators
| Condition | % |
|---|---|
| Obesity | 35.1% |
| High blood pressure | 29.9% |
| High cholesterol | 28.5% |
| Diabetes | 10.3% |
| Heart disease | 6.0% |
| Stroke | 2.8% |
| Asthma | 10.3% |
| Arthritis | 24.9% |
| Kidney disease | 2.8% |
| Pulmonary disease | 6.6% |
| Cancer | 6.1% |
| Behavior / access | % |
|---|---|
| Smoking | 17.6% |
| Binge drinking | 17.4% |
| No physical activity | 24.3% |
| Less than 7 hrs sleep | 36.8% |
| Depression | 21.8% |
| Fair or poor health | 15.2% |
| Poor mental health | 16.0% |
| Poor physical health | 10.4% |
| No health insurance | 14.2% |
| Visited doctor (checkup) | 78.0% |
| Visited dentist | 62.4% |
| Cholesterol screening | 87.3% |
| Teeth loss | 14.5% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 2,837 | 5.4% |
| Disability | % |
|---|---|
| Any disability | 12.0% |
| Under 18 | 4.5% |
| 18–64 years | 10.7% |
| 65 and over | 28.2% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 69.0% |
| Public insurance | 38.2% |
| No insurance | 5.8% |
| Uninsured under 19 | 2.9% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 63,521 | 93.6% |
| Spanish | 6,939 | 10.9% |
| Other Indo-European | 5,169 | 8.1% |
| Asian & Pacific Islander | 637 | 1.0% |
| Other languages | 666 | 1.0% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 61,894 | 91.2% |
| Born in same state | 56,402 | 83.1% |
| Born in different state | 42,887 | 63.2% |
| Foreign born | 5,492 | 8.1% |
| Naturalized citizen | 5,997 | 8.8% |
| Not a US citizen | 3,752 | 62.6% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 5,828 | 8.6% |
| French | 4,002 | 5.9% |
| Arab | 3,216 | 4.7% |
| English | 497 | 0.7% |
| Irish | 182 | 0.3% |
| Ancestry | Count | % |
|---|---|---|
| Norwegian | 165 | 0.2% |
| Polish | 109 | 0.2% |
| German | 79 | 0.1% |
| Dutch | 20 | 0% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 39.8% |
| Internet access | 94.7% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 17603
What part of Lancaster is ZIP code 17603?
ZIP code 17603 covers a portion of Lancaster, Pennsylvania, within Lancaster County.
What county is ZIP code 17603 in?
ZIP code 17603 falls within Lancaster County, Pennsylvania.
What is the population of ZIP code 17603?
ZIP code 17603 has an estimated population of 67,891 residents, with a density of 2,264 people per square mile.
What is the typical home value in ZIP code 17603?
The median home value in ZIP code 17603 is $230,800.
What is the median household income in ZIP code 17603?
The median household income in ZIP code 17603 is $78,902, above the national median of ~$75,000.
What timezone is ZIP code 17603 in?
ZIP code 17603 observes the EST timezone.