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zipcodes.pro — ZIP/01523

01523

ZIP 01523 is Lancaster, Massachusetts, in Worcester County; area codes 978 and 351; Eastern time.

Type
Standard
Time zone
America/New_York
County
Worcester
Metro area
Worcester, MA
Population
8,606
Coordinates
42.4836, -71.6756
☼ Live from 01523 — Lancaster, MA

Weather right now

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Local time: —

Where 01523 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 01523
  • 🔢 Type 01523 into a pocket calculator and turn it upside down: EZSIO — not quite a word, sorry.
  • ➕ 01523 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 11, a total 714 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111110011
  • 🏠 Its numerical neighbours: 01522 (Jefferson, MA, 12 mi away) and 01524 (Leicester, MA, 21 mi away).
  • 🔄 Backwards, 01523 becomes 32510, which is not a ZIP code at all.
  • 👥 73 other ZIP codes are made of exactly the same digits (01235, 01253, 01532, 02135, 02153, 02351, …). The farthest-flung twin is 51023 in Hawarden, IA, 1,254 miles away.
  • 🧭 Farther north than 79% of all ZIP codes, and farther east than 95%.
  • 🎯1,406 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 01523 and you would come out at 42.48°S, 108.32°E — 837 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 18m of daylight. Shortest: 9h 04m.
  • 📏 At 27.4 square miles of land, 01523 is bigger than 44% of ZIP codes — room for about 21 Central Parks.
🌙 The sky over 01523 today
  • Working out the sun…
🌋 Shake report
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Source: USGS.

People and housing

Population8,606This ZIP8,606
Households2,960This ZIP2,960
Housing units2,975This ZIP2,975
Median age43.1This ZIP43.1Massachusetts40.0US 38.9
Median household income$134,833This ZIP$134,833Massachusetts$103,960US $80,734
Median home value$519,100This ZIP$519,100Massachusetts$562,100US $332,700
Median gross rent$2,338This ZIP$2,338Massachusetts$1,762US $1,413
Bachelor's degree or higher50.3%This ZIP50.3%
Mean commute31.7 minThis ZIP31.7 min
Population density313.7 / sq miThis ZIP313.7 / sq mi

Business and tax activity

Business establishments138This ZIP138
Employees1,658This ZIP1,658
Annual payroll$105,892,000This ZIP$105,892,000
Tax returns filed3,260This ZIP3,260
Total adjusted gross income$385,329,000This ZIP$385,329,000

Land area

Land area27.43 sq miThis ZIP27.43 sq mi
Water area0.53 sq miThis ZIP0.53 sq mi

Other place names in 01523

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

ZIP codes near 01523

ZIPCityDistance
01561 South Lancaster, MA 2.7 mi
01467 Still River, MA 3.2 mi
01434 Devens, MA 4.6 mi
01740 Bolton, MA 4.8 mi
01510 Clinton, MA 5.0 mi
01453 Leominster, MA 5.1 mi
01451 Harvard, MA 5.6 mi
01564 Sterling, MA 5.7 mi
01464 Shirley, MA 6.5 mi
01503 Berlin, MA 7.1 mi

Find every ZIP code within 10 miles of 01523 →

Questions about this ZIP code

Where is ZIP code 01523?

01523 is in Lancaster, Massachusetts, in Worcester County, part of the Worcester, MA metropolitan area. Its published point location is 42.4836, -71.6756.

What county is 01523 in?

01523 lies in Worcester County.

What area code is 01523?

Lancaster uses area codes 978 and 351, from NANPA's telephone records.

What time zone is 01523 in?

01523 uses America/New_York.

How many people live in 01523?

About 8,606 people live in ZIP code 01523, in 2,960 households, at 313.7 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 01523?

$134,833 a year, against $103,960 across Massachusetts.

What ZIP codes are near 01523?

The closest are 01561 (2.7 mi), 01467 (3.2 mi), 01434 (4.6 mi), 01740 (4.8 mi) and 01510 (5 mi).

Is 01523 a PO Box ZIP code?

01523 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “01523 ZIP Code — Lancaster, Massachusetts (Worcester County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/01523

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