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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/12420

12420

ZIP 12420 is Cragsmoor, New York, in Ulster County; area code 845; Eastern time.

Type
Standard
Time zone
America/New_York
County
Ulster
Metro area
Kingston, NY
Population
381
Coordinates
41.6753, -74.3937
☼ Live from 12420 — Cragsmoor, NY

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Local time: —

Where 12420 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 12420
  • 🔢 Type 12420 into a pocket calculator and turn it upside down: OZhZI — not quite a word, sorry.
  • ➕ As a number, 12,420 = 2 × 2 × 3 × 3 × 3 × 5 × 23. Its digits add up to 9, a total 375 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11000010000100
  • 🏠 Its numerical neighbours: 12419 (Cottekill, NY, 20 mi away) and 12421 (Denver, NY, 41 mi away).
  • 🔄 Backwards, 12420 becomes 02421 — and that is a real ZIP code: Lexington, MA, 170 miles away.
  • 👥 43 other ZIP codes are made of exactly the same digits (01224, 01242, 02124, 02142, 02241, 02421, …). The farthest-flung twin is 42021 in Arlington, KY, 849 miles away.
  • 🧭 Farther north than 72% of all ZIP codes, and farther east than 89%.
  • 🎯1,268 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 12420 and you would come out at 41.68°S, 105.61°E — 878 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 12m of daylight. Shortest: 9h 09m.
  • 📏 At 2.7 square miles of land, 12420 is bigger than 13% of ZIP codes — room for about 2.0 Central Parks.
🌙 The sky over 12420 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population381This ZIP381
Households99This ZIP99
Housing units154This ZIP154
Median age29.5This ZIP29.5New York39.8US 38.9
Median household income$120,559This ZIP$120,559New York$85,974US $80,734
Median home value$189,400This ZIP$189,400New York$423,800US $332,700
Bachelor's degree or higher38.9%This ZIP38.9%
Mean commute33.6 minThis ZIP33.6 min
Population density143.0 / sq miThis ZIP143.0 / sq mi

Business and tax activity

Business establishments4This ZIP4
Employees7This ZIP7
Annual payroll$667,000This ZIP$667,000

Land area

Land area2.67 sq miThis ZIP2.67 sq mi
Water area0.08 sq miThis ZIP0.08 sq mi

Other place names in 12420

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

ZIP codes near 12420

ZIPCityDistance
12588 Walker Valley, NY 3.0 mi
12483 Spring Glen, NY 3.2 mi
12769 Phillipsport, NY 4.1 mi
12566 Pine Bush, NY 4.8 mi
12428 Ellenville, NY 5.2 mi
12781 Summitville, NY 5.8 mi
12489 Wawarsing, NY 5.8 mi
12722 Burlingham, NY 5.9 mi
12763 Mountain Dale, NY 6.0 mi
12435 Greenfield Park, NY 6.5 mi

Find every ZIP code within 10 miles of 12420 →

Questions about this ZIP code

Where is ZIP code 12420?

12420 is in Cragsmoor, New York, in Ulster County, part of the Kingston, NY metropolitan area. Its published point location is 41.6753, -74.3937.

What county is 12420 in?

12420 lies in Ulster County.

What area code is 12420?

Cragsmoor uses area code 845, from NANPA's telephone records.

What time zone is 12420 in?

12420 uses America/New_York.

How many people live in 12420?

About 381 people live in ZIP code 12420, in 99 households, at 143.0 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 12420?

$120,559 a year, against $85,974 across New York.

What ZIP codes are near 12420?

The closest are 12588 (3 mi), 12483 (3.2 mi), 12769 (4.1 mi), 12566 (4.8 mi) and 12428 (5.2 mi).

Is 12420 a PO Box ZIP code?

12420 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “12420 ZIP Code — Cragsmoor, New York (Ulster County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/12420

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