Willow Street ZIP Code List — Lancaster County, PA

There is one unique ZIP code in Willow Street, Pennsylvania and it is 17584. Area code: 717/223.

ZIP codes

14.82

sq mi land

0.14

sq mi water

717/223

area code

Willow Street, PA ZIP code map

About Willow Street, PA

Willow Street is a charming community located in Pennsylvania's Lancaster County. Known for its scenic beauty and quaint residential areas, this small town offers a peaceful retreat from the hustle and bustle of city life. The community is characterized by its warm, welcoming atmosphere and close-knit neighborhoods.

Location & geography

Situated in the heart of Lancaster County, Willow Street is approximately 5 miles from the city of Lancaster and around 17 miles from the historic town of Quarryville. The area encompasses a total land area of 14.82 square miles, with a small water area of 0.14 square miles, contributing to its picturesque landscape. The terrain is predominantly rural, featuring a blend of open spaces, farmland, and residential developments.

Community & economy

The character of Willow Street is defined by its friendly residents and commitment to maintaining a community-oriented lifestyle. Local businesses and industries tend to focus on agriculture and small-scale operations, reflecting the town's rural roots and connection to Lancaster County's agricultural heritage. Daily life here is marked by a slower pace, with frequent community events that foster connections among residents.

Transportation

Willow Street is conveniently accessed via several major roadways, including U.S. Route 222, which connects to Lancaster and beyond. The nearest airport is the Lancaster Airport, providing limited commercial flight options, while larger regional airports can be found in nearby Harrisburg. Public transit options are limited in this rural area, making personal vehicles the primary means of transportation.

History

Willow Street was established in the 19th century, evolving from a primarily agricultural community into a residential suburb. The town's growth was influenced by its proximity to Lancaster, allowing it to benefit from the economic opportunities of the larger city while maintaining its rural charm. Notable events in its history include the establishment of small family-run businesses that continue to support the local economy.

Did you know?

A surprising fact about Willow Street is that it is home to the historic Willow Street Railroad Station, which played a significant role in local transportation in the past. Despite its small size, the community is rich in history and cultural traditions, often showcasing local arts and crafts.

ZIP codes for Willow Street, PA (1)

ZIP code	City	County	Map
17584	Willow Street	Lancaster	View map

Demographics & statistics

11,521

Population

45.3

Median age

$101,273

Median household income

$47,209

Per capita income

$290,200

Median home value

$1,837

Median monthly rent

60.6%

Home ownership

5.0%

Poverty rate

2.7%

Unemployment

3,065

Housing units

38.5%

Bachelor's or higher

Age distribution

Male Female

266

Under 5

275

207

5–9

213

338

10–14

348

423

15–19

437

321

20–24

331

748

25–34

772

515

35–44

532

595

45–54

615

384

55–59

397

317

60–64

328

672

65–74

694

554

75–84

571

329

85+

339

← Male

Female →

Age summary

Group	Count	%
Under 18	2,334	20.3%
18 and over	9,187	79.7%
65 and over	3,159	27.4%
Median age	45.3 years

Race & ethnicity

White 82.8%

Hispanic or Latino 4.6%

Two or more races 3.6%

Other race 3.2%

Asian 3.1%

Black or African American 1.8%

American Indian / Alaska Native 0.7%

Group	Count	%
White	10,005	82.8%
Hispanic or Latino	558	4.6%
Two or more races	439	3.6%
Other race	389	3.2%
Asian	375	3.1%
Black or African American	223	1.8%
American Indian / Alaska Native	90	0.7%

Household income

Under $10k 2.8%

$10k–$15k 1.3%

$15k–$25k 6.1%

$25k–$35k 2.7%

$35k–$50k 6.5%

$50k–$75k 15.9%

$75k–$100k 12.2%

$100k–$150k 31.9%

$150k–$200k 12.0%

$200k+ 8.6%

Range	% of households
Under $10k	2.8%
$10k–$15k	1.3%
$15k–$25k	6.1%
$25k–$35k	2.7%
$35k–$50k	6.5%
$50k–$75k	15.9%
$75k–$100k	12.2%
$100k–$150k	31.9%
$150k–$200k	12.0%
$200k+	8.6%
Median income	$101,273

Housing

Home values

Under $50k 4.9%

$50k–$100k 0.3%

$100k–$150k 3.5%

$150k–$200k 6.5%

$200k–$300k 40.2%

$300k–$500k 35.6%

$500k–$1M 7.1%

$1M+ 1.9%

Housing overview

Metric	Value
Median home value	$290,200
Median rent / month	$1,837
Owner occupied	60.6%
Renter occupied	39.4%
Vacant	6.6%
Single-family detached	51.1%
Large apartment buildings	14.3%
Mobile homes	2.1%
Median rooms	6.0
Avg household size (owned)	2.80

Year built

Era	%
2020 or later	1.8%
2010–2019	17.5%
2000–2009	8.6%
1990–1999	14.3%
1980–1989	22.3%
1970–1979	7.9%
1960–1969	6.3%
1950–1959	7.4%
1940–1949	4.6%
1939 or earlier	9.3%

Bedrooms

Size	% of units
No bedroom (studio)	1.6%
1 bedroom	6.6%
2 bedrooms	34.3%
3 bedrooms	33.8%
4 bedrooms	20.3%
5+ bedrooms	3.3%

Vehicles per household

Vehicles	% of households
No vehicle	3.1%
1 vehicle	28.8%
2 vehicles	46.2%
3 or more	21.9%

Heating fuel

Fuel type	%
Utility gas	23.0%
Electricity	48.4%
Propane / LP gas	6.9%
Fuel oil	16.7%
Wood	3.2%

Households & families

Household type	Count	%
Married-couple family	2,867	63.4%
Cohabiting couple	306	6.8%
Male householder, no spouse	522	11.5%
Female householder, no spouse	830	18.3%
Households with children under 18	1,292	28.6%
Households with seniors (65+)	1,973	43.6%
Average household size	2.52

Marital status

Status	Male	Female
Never married	22.4%	24.3%
Married	62.5%	58.8%
Separated	2.4%	2.7%
Widowed	6.6%	6.7%
Divorced	6.0%	7.5%

Education

Less than 9th grade 1.9%

Some HS, no diploma 5.5%

HS graduate 33.4%

Some college, no degree 15.9%

Associate's degree 4.8%

Bachelor's degree 23.2%

Graduate / professional 15.3%

Metric	%
HS diploma or higher	92.6%
Bachelor's or higher	38.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	124	5.1%
Kindergarten	96	4.0%
Elementary school	871	35.9%
High school	807	33.3%
College / grad school	525	21.7%

Employment

Industry of employment

Education & healthcare 19.3%

Retail trade 12.9%

Manufacturing 11.2%

Professional & management 10.5%

Finance & real estate 7.3%

Arts, food & hospitality 7.0%

Construction 6.9%

Other services 6.9%

Transportation & utilities 6.2%

Information 5.9%

Public administration 4.5%

Agriculture & mining 0.8%

Wholesale trade 0.5%

Occupation

Category	%
Management, business & arts	43.5%
Service	17.8%
Sales & office	15.6%
Natural resources & construction	7.8%
Production & transportation	15.3%

Employment type

Type	%
Private sector	83.6%
Government	8.6%
Self-employed	7.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	81.1%
Carpool	4.0%
Public transit	0.2%
Walk	1.4%
Other means	3.8%
Avg commute (minutes)	28.7

Poverty

All people 5.0%

Under 18 years 3.6%

18 and over 5.4%

Married-couple families 3.5%

Female-led households 9.8%

Income support

Source	% of households
Social Security	46.7%
Retirement income	36.5%
Supplemental Security	4.3%
Cash public assistance	0.4%
Food stamps / SNAP	1.9%

Health indicators

Condition	%
High blood pressure	36.2%
High cholesterol	34.8%
Heart disease	8.6%
Stroke	3.6%
Asthma	9.4%
Arthritis	32.7%
Kidney disease	3.4%
Pulmonary disease	7.9%
Cancer	9.7%

Behavior / access	%
Binge drinking	15.2%
No physical activity	22.9%
Less than 7 hrs sleep	33.5%
Fair or poor health	13.9%
Poor mental health	13.3%
Poor physical health	10.6%
No health insurance	9.7%
Visited doctor (checkup)	81.2%
Visited dentist	69.0%
Cholesterol screening	91.9%
Teeth loss	12.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,066	11.6%

Disability	%
Any disability	13.6%
Under 18	2.8%
18–64 years	12.9%
65 and over	23.1%

Health insurance coverage

Type	%
Private insurance	84.8%
Public insurance	38.1%
Uninsured under 19	0.8%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	10,980	95.3%
Spanish	39	0.4%
Other Indo-European	0	0.0%
Asian & Pacific Islander	4	0.0%
Other languages	35	0.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	10,925	94.8%
Born in same state	10,819	93.9%
Born in different state	7,951	69.0%
Foreign born	106	0.9%
Naturalized citizen	596	5.2%
Not a US citizen	592	99.3%

Ancestry

Ancestry	Count	%
French	1,649	14.3%
Italian	1,365	11.8%
Arab	474	4.1%
Polish	132	1.1%
Norwegian	106	0.9%

Ancestry	Count	%
English	64	0.6%
Dutch	19	0.2%
Irish	15	0.1%
German	13	0.1%

Technology access

Metric	% of households
Computer access	39.3%
Internet access	94.5%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What is the ZIP code for Willow Street, PA?

Willow Street, PA has one ZIP code: 17584.

What is the main ZIP code for Willow Street, PA?

The primary ZIP code for Willow Street, PA is 17584. The city uses area code 717 or 223 for phone service.

What county is Willow Street, PA in?

Willow Street is located in Lancaster County, Pennsylvania.

How many ZIP codes are in Willow Street, PA?

Willow Street, PA has 1 ZIP code.

What is the ZIP code for Willow Street in Lancaster County, Pennsylvania?

Willow Street, Pennsylvania uses the ZIP code 17584, which covers this rural community in Lancaster County.

If I'm sending mail to a business in downtown Willow Street near the local shops and Post Office, what ZIP code should I use?

You should use ZIP code 17584 for all addresses in Willow Street, as the entire borough is served by this single ZIP code.