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Data updated 2026-10-07

ZIP Code 17584 · Willow Street, PA

Lancaster County · pop 11,646 · ACS 2020–2024

The median household income in ZIP Code 17584 (Willow Street, PA) is $108,723, higher than 87% of the other ZIP Codes in Pennsylvania.

Its FHFA home price index changed +62.0% over the five years to 2025.

01 — Where it stands

$108,723
Median household income
± $10,153 MOE
$309,800
Median home value
± $30,284 MOE
$2,291
Median gross rent
5.1%
Poverty rate
Percentiles for ZIP Code 17584 within Lancaster County, Pennsylvania and the U.S.
MeasureValueCounty percentileState percentileU.S. percentile
Median household income$108,723 ± $10,15392nd percentile (42 ZIP Codes compared)87th percentile (1,153 ZIP Codes compared)84th percentile (22,922 ZIP Codes compared)
Per capita income$48,57887th percentile (42 ZIP Codes compared)80th percentile (1,153 ZIP Codes compared)76th percentile (22,922 ZIP Codes compared)
Poverty rate5.1%29th percentile (42 ZIP Codes compared)16th percentile (1,153 ZIP Codes compared)14th percentile (22,922 ZIP Codes compared)
Adults with a bachelor’s degree or higher41.0%87th percentile (42 ZIP Codes compared)81st percentile (1,153 ZIP Codes compared)77th percentile (22,922 ZIP Codes compared)
Owner-occupied homes56.6%0th percentile (42 ZIP Codes compared)9th percentile (1,153 ZIP Codes compared)15th percentile (22,922 ZIP Codes compared)
Housing vacancy rate5.1%90th percentile (42 ZIP Codes compared)29th percentile (1,153 ZIP Codes compared)23rd percentile (22,922 ZIP Codes compared)
Median home value$309,800 ± $30,28451st percentile (42 ZIP Codes compared)78th percentile (1,153 ZIP Codes compared)63rd percentile (22,833 ZIP Codes compared)
Median gross rent$2,291100th percentile (42 ZIP Codes compared)99th percentile (1,153 ZIP Codes compared)94th percentile (22,865 ZIP Codes compared)
Income inequality (Gini index)0.36929th percentile (42 ZIP Codes compared)11th percentile (1,153 ZIP Codes compared)11th percentile (22,922 ZIP Codes compared)
Average adjusted gross income per return$87,40572nd percentile (41 ZIP Codes compared)76th percentile (1,135 ZIP Codes compared)72nd percentile (22,230 ZIP Codes compared)
Returns with AGI of $200,000 or more7.2%87th percentile (41 ZIP Codes compared)77th percentile (1,135 ZIP Codes compared)73rd percentile (22,230 ZIP Codes compared)
Home price index, 5-year change+62.0%77th percentile (41 ZIP Codes compared)86th percentile (858 ZIP Codes compared)75th percentile (18,843 ZIP Codes compared)
Business establishments per 1,000 residents20.941st percentile (42 ZIP Codes compared)58th percentile (1,149 ZIP Codes compared)55th percentile (22,700 ZIP Codes compared)
Average annual pay per employee$45,62324th percentile (42 ZIP Codes compared)41st percentile (1,143 ZIP Codes compared)40th percentile (22,551 ZIP Codes compared)

Percentile groups: Lancaster County · Pennsylvania · U.S. Hover a percentile for the number of ZIP Codes compared. MOE = 90% margin of error.

02 — Home prices

+11.0%
1-year change
2024–2025
+62.0%
5-year change
2020–2025
+95.1%
10-year change
2015–2025

Home price index — ZIP Code 17584

Home price index, ZIP Code 17584, 2000–2025Line chart of the annual home price index: 100.0 in 2000 and 285.2 in 2025. Every value is listed in the data table below the chart.100150200250300200020052010201520202025285.2

FHFA ZIP Code index (2000 = 100) — annual, developmental, not seasonally adjusted.

Data table
Home price index by year, ZIP Code 17584
YearIndexAnnual change
2000100.0+2.2%
2001105.0+5.0%
2002108.5+3.4%
2003111.7+2.9%
2004122.8+10.0%
2005135.5+10.4%
2006147.9+9.1%
2007153.9+4.0%
2008156.5+1.7%
2009149.5−4.5%
2010147.1−1.7%
2011141.4−3.9%
2012139.8−1.1%
2013137.5−1.6%
2014138.8+1.0%
2015146.2+5.3%
2016147.9+1.2%
2017148.3+0.3%
2018164.6+11.0%
2019165.7+0.7%
2020176.1+6.3%
2021192.6+9.4%
2022206.2+7.0%
2023247.8+20.2%
2024257.0+3.7%
2025285.2+11.0%

03 — Nearby ZIP Codes

ZIP Code 17584 and nearby ZIP Codes
ZIPPlaceDistanceMedian household incomeMedian home valuePoverty rate5-yr HPI change
17584Willow Street, PAthis ZIP Code$108,723$309,8005.1%+62.0%
17568Refton, PA1.8 mi$92,870$345,9009.8%+58.2%
17560New Providence, PA3.8 mi$62,169$216,9002.6%+61.8%
17602Lancaster, PA3.9 mi$75,862$271,70012.7%+55.6%
17579Strasburg, PA4.5 mi$91,621$349,4009.5%+55.4%
17504Bausman, PA5.6 mi$88,542$216,4000.0%+68.8%
17551Millersville, PA5.9 mi$68,661$287,90021.7%+56.5%

Up to six nearest ZIP Code Tabulation Areas within 30 miles, by straight-line distance between Census center points (2024 Gazetteer).

04 — Business mix

243
Establishments
3,998
Employees
$182.4M
Annual payroll
$45,623
Average pay per employee
Establishments by sector, ZIP Code 17584
SectorEstablishmentsShare of ZIPU.S. shareRelative concentration
Health care & social assistance3614.8%11.9%1.2×
Retail trade3313.6%12.4%1.1×
Other services3313.6%9.5%1.4×
Construction2711.1%9.6%1.2×
Administrative & support services187.4%5.3%1.4×
Accommodation & food services177.0%9.3%0.8×
Finance & insurance156.2%5.5%1.1×
Transportation & warehousing145.8%3.3%1.7×
Professional, scientific & technical services145.8%11.7%0.5×
Manufacturing93.7%3.3%1.1×
All other sectors2510.3%14.9%0.7×

Counts are establishments (business locations), not jobs. Relative concentration = the sector’s share of establishments here divided by its share in the U.S. (1.0× = the same share). Average pay is shown only where at least 20 employees are reported. ZIP Code Business Patterns 2023.

05 — About this data

How percentiles are calculated

Percentiles compare this ZIP Code with other ZIP Codes in the same county, the same state and the whole country. Only ZIP Codes with their own American Community Survey estimate, a population of at least 1,000 and a published median household income are compared, and only those with a value for the measure. A percentile of 64th means the value is higher than 64% of the other ZIP Codes in that group (0 is the lowest value, 100 the highest); it describes the size of a number, not a judgment about the area. County and state percentiles are left blank when the group has fewer than 5 ZIP Codes. The number of ZIP Codes compared is shown with each percentile.

Census figures are published for ZIP Code Tabulation Areas, which approximate USPS ZIP Code delivery areas; values shown as — are not published or are suppressed by the source.

Use of this page

Area statistics only. These figures describe a ZIP Code area — not any person or household — and do not rate the area or the people who live there. CoverFi is not a consumer reporting agency; do not use this page to make decisions about credit, insurance, employment or housing.

Sources

  1. U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ZIP Code Tabulation Areas. Estimates are survey-based and have margins of error.
  2. U.S. Census Bureau, ZIP Code Business Patterns 2023 (establishment counts by NAICS sector; employment and payroll totals).
  3. Federal Housing Finance Agency, House Price Index for five-digit ZIP Codes, census tracts and counties — annual, developmental, not seasonally adjusted.
  4. IRS Statistics of Income, Individual Income Tax ZIP Code Data, tax year 2022.
  5. U.S. Census Bureau, 2024 Gazetteer Files (ZCTA locations, used for nearby ZIP Codes).
  6. HUD USPS ZIP Code Crosswalk Files (ZIP-to-tract and ZIP-to-county assignment).

This product uses Census Bureau data but is not endorsed or certified by the Census Bureau. This product uses the HUD User Data API but is not endorsed or certified by HUD User. ZIP Code Tabulation Areas are Census approximations of USPS ZIP Code delivery areas and may not match them exactly. ZIP Code is a trademark of the United States Postal Service.