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zipcodes.pro — ZIP/17584

17584

ZIP 17584 is Willow Street, Pennsylvania, in Lancaster County; area codes 717 and 223; Eastern time.

Type
Standard
Time zone
America/New_York
County
Lancaster
Metro area
Lancaster, PA
Population
11,646
Coordinates
39.9598, -76.2650
☼ Live from 17584 — Willow Street, PA

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Local time: —

Where 17584 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 17584
  • 🔢 Type 17584 into a pocket calculator and turn it upside down: hBSLI — not quite a word, sorry.
  • ➕ As a number, 17,584 = 2 × 2 × 2 × 2 × 7 × 157. Its digits add up to 25, a total 2,242 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 100010010110000
  • 🏠 Its numerical neighbours: 17583 (West Willow, PA, 1 mi away) and 17585 (Witmer, PA, 7 mi away).
  • 🔄 Backwards, 17584 becomes 48571, which is not a ZIP code at all.
  • 👥 41 other ZIP codes are made of exactly the same digits (14758, 14785, 14857, 15478, 15748, 15784, …). The farthest-flung twin is 85147 in Sacaton, AZ, 2,011 miles away.
  • 🧭 Farther north than 56% of all ZIP codes, and farther east than 84%.
  • 🎯1,180 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 17584 and you would come out at 39.96°S, 103.73°E — 874 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 01m of daylight. Shortest: 9h 20m.
  • 📏 At 14.8 square miles of land, 17584 is bigger than 33% of ZIP codes — room for about 11 Central Parks.
🌙 The sky over 17584 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population11,646This ZIP11,646
Households4,770This ZIP4,770
Housing units5,026This ZIP5,026
Median age43.8This ZIP43.8Pennsylvania40.9US 38.9
Median household income$108,723This ZIP$108,723Pennsylvania$77,971US $80,734
Median home value$309,800This ZIP$309,800Pennsylvania$254,500US $332,700
Median gross rent$2,291This ZIP$2,291Pennsylvania$1,209US $1,413
Bachelor's degree or higher41.0%This ZIP41.0%
Mean commute29.2 minThis ZIP29.2 min
Population density786.1 / sq miThis ZIP786.1 / sq mi

Business and tax activity

Business establishments243This ZIP243
Employees3,998This ZIP3,998
Annual payroll$182,401,000This ZIP$182,401,000
Tax returns filed5,450This ZIP5,450
Total adjusted gross income$476,357,000This ZIP$476,357,000

Land area

Land area14.82 sq miThis ZIP14.82 sq mi
Water area0.14 sq miThis ZIP0.14 sq mi

Other place names in 17584

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 17584

ZIPCityDistance
17583 West Willow, PA 1.5 mi
17568 Refton, PA 1.8 mi
17537 Lampeter, PA 2.4 mi
17560 New Providence, PA 3.8 mi
17602 Lancaster, PA 3.9 mi
17503 Bart, PA 4.4 mi
17564 Penryn, PA 4.4 mi
17605 Lancaster, PA 4.4 mi
17607 Lancaster, PA 4.4 mi
17608 Lancaster, PA 4.4 mi

Find every ZIP code within 10 miles of 17584 →

Questions about this ZIP code

Where is ZIP code 17584?

17584 is in Willow Street, Pennsylvania, in Lancaster County, part of the Lancaster, PA metropolitan area. Its published point location is 39.9598, -76.2650.

What county is 17584 in?

17584 lies in Lancaster County.

What area code is 17584?

Willow Street uses area codes 717 and 223, from NANPA's telephone records.

What time zone is 17584 in?

17584 uses America/New_York.

How many people live in 17584?

About 11,646 people live in ZIP code 17584, in 4,770 households, at 786.1 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 17584?

$108,723 a year, against $77,971 across Pennsylvania.

What ZIP codes are near 17584?

The closest are 17583 (1.5 mi), 17568 (1.8 mi), 17537 (2.4 mi), 17560 (3.8 mi) and 17602 (3.9 mi).

Is 17584 a PO Box ZIP code?

17584 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “17584 ZIP Code — Willow Street, Pennsylvania (Lancaster County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/17584

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