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ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/01235

01235

ZIP 01235 is Hinsdale, Massachusetts, in Berkshire County; area code 413; Eastern time.

Type
Standard
Time zone
America/New_York
County
Berkshire
Metro area
Pittsfield, MA
Population
2,489
Coordinates
42.4257, -73.0630
☼ Live from 01235 — Hinsdale, MA

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Where 01235 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 01235
  • 🔢 Type 01235 into a pocket calculator and turn it upside down: SEZIO — not quite a word, sorry.
  • ➕ As a number, 1,235 = 5 × 13 × 19. Its digits add up to 11, a total 714 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011010011
  • 🏠 Its numerical neighbours: 01230 (Great Barrington, MA, 22 mi away) and 01236 (Housatonic, MA, 20 mi away).
  • 🔄 Backwards, 01235 becomes 53210 — and that is a real ZIP code: Milwaukee, WI, 757 miles away.
  • 👥 73 other ZIP codes are made of exactly the same digits (01253, 01523, 01532, 02135, 02153, 02351, …). The farthest-flung twin is 51023 in Hawarden, IA, 1,185 miles away.
  • 🧭 Farther north than 79% of all ZIP codes, and farther east than 93%.
  • 🎯1,335 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 01235 and you would come out at 42.43°S, 106.94°E — 873 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 18m of daylight. Shortest: 9h 04m.
  • 📏 At 46.7 square miles of land, 01235 is bigger than 58% of ZIP codes — room for about 35 Central Parks.
🌙 The sky over 01235 today
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🌋 Shake report
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Source: USGS.

People and housing

Population2,489This ZIP2,489
Households1,115This ZIP1,115
Housing units1,431This ZIP1,431
Median age47.0This ZIP47.0Massachusetts40.0US 38.9
Median household income$79,327This ZIP$79,327Massachusetts$103,960US $80,734
Median home value$267,500This ZIP$267,500Massachusetts$562,100US $332,700
Median gross rent$1,113This ZIP$1,113Massachusetts$1,762US $1,413
Bachelor's degree or higher25.1%This ZIP25.1%
Mean commute25.3 minThis ZIP25.3 min
Population density53.3 / sq miThis ZIP53.3 / sq mi

Business and tax activity

Business establishments49This ZIP49
Employees155This ZIP155
Annual payroll$8,851,000This ZIP$8,851,000
Tax returns filed1,520This ZIP1,520
Total adjusted gross income$116,420,000This ZIP$116,420,000

Land area

Land area46.66 sq miThis ZIP46.66 sq mi
Water area1.07 sq miThis ZIP1.07 sq mi

ZIP codes near 01235

ZIPCityDistance
01243 Middlefield, MA 4.0 mi
01226 Dalton, MA 5.9 mi
01227 Dalton, MA 6.2 mi
01098 Worthington, MA 6.4 mi
01270 Windsor, MA 6.5 mi
01026 Cummington, MA 7.6 mi
01202 Pittsfield, MA 8.7 mi
01203 Pittsfield, MA 8.7 mi
01263 Stockbridge, MA 8.7 mi
01223 Becket, MA 8.7 mi

Find every ZIP code within 10 miles of 01235 →

Questions about this ZIP code

Where is ZIP code 01235?

01235 is in Hinsdale, Massachusetts, in Berkshire County, part of the Pittsfield, MA metropolitan area. Its published point location is 42.4257, -73.0630.

What county is 01235 in?

01235 lies in Berkshire County.

What area code is 01235?

Hinsdale uses area code 413, from NANPA's telephone records.

What time zone is 01235 in?

01235 uses America/New_York.

How many people live in 01235?

About 2,489 people live in ZIP code 01235, in 1,115 households, at 53.3 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 01235?

$79,327 a year, against $103,960 across Massachusetts.

What ZIP codes are near 01235?

The closest are 01243 (4 mi), 01226 (5.9 mi), 01227 (6.2 mi), 01098 (6.4 mi) and 01270 (6.5 mi).

Is 01235 a PO Box ZIP code?

01235 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “01235 ZIP Code — Hinsdale, Massachusetts (Berkshire County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/01235

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