12542
ZIP 12542 is Marlboro, New York, mostly in Ulster County; area code 845; Eastern time.
- Type
- Standard
- Time zone
- America/New_York
- County
- Ulster +1 more
- Metro area
- Kingston, NY
- Population
- 5,612
- Coordinates
- 41.6139, -74.0150
Weather right now
Asking the National Weather Service…
Where 12542 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.
- 🔢 Type 12542 into a pocket calculator and turn it upside down: ZhSZI — not quite a word, sorry.
- ➕ As a number, 12,542 = 2 × 6271. Its digits add up to 14, a total 1,416 other ZIP codes share.
- 💾In binary, the way a computer stores it:
11000011111110 - 🏠 Its numerical neighbours: 12541 (Livingston, NY, 39 mi away) and 12543 (Maybrook, NY, 14 mi away).
- 🔄 Backwards, 12542 becomes 24521 — and that is a real ZIP code: Amherst, VA, 386 miles away.
- 👥 32 other ZIP codes are made of exactly the same digits (12245, 12452, 12524, 14225, 14522, 15224, …). The farthest-flung twin is 51242 in Lester, IA, 1,140 miles away.
- 🧭 Farther north than 72% of all ZIP codes, and farther east than 90%.
- 🎯1,288 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 12542 and you would come out at 41.61°S, 105.98°E — 861 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 12m of daylight. Shortest: 9h 09m.
- 📏 At 14.4 square miles of land, 12542 is bigger than 32% of ZIP codes — room for about 11 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 5,612This ZIP5,612 |
|---|---|
| Households | 2,106This ZIP2,106 |
| Housing units | 2,324This ZIP2,324 |
| Median age | 43.3This ZIP43.3New York39.8US 38.9 |
| Median household income | $121,378This ZIP$121,378New York$85,974US $80,734 |
| Median home value | $416,000This ZIP$416,000New York$423,800US $332,700 |
| Median gross rent | $1,955This ZIP$1,955New York$1,621US $1,413 |
| Bachelor's degree or higher | 44.3%This ZIP44.3% |
| Mean commute | 32.9 minThis ZIP32.9 min |
| Population density | 390.0 / sq miThis ZIP390.0 / sq mi |
Business and tax activity
| Business establishments | 127This ZIP127 |
|---|---|
| Employees | 679This ZIP679 |
| Annual payroll | $32,826,000This ZIP$32,826,000 |
| Tax returns filed | 3,120This ZIP3,120 |
| Total adjusted gross income | $286,995,000This ZIP$286,995,000 |
Land area
| Land area | 14.39 sq miThis ZIP14.39 sq mi |
|---|---|
| Water area | 0.20 sq miThis ZIP0.20 sq mi |
Counties 12542 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Ulster County | 91.0% |
| Orange County | 9.0% |
Other place names in 12542
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 12542
| ZIP | City | Distance |
|---|---|---|
12547 | Milton, NY | 3.6 mi |
12568 | Plattekill, NY | 3.8 mi |
12537 | Hughsonville, NY | 4.6 mi |
12512 | Chelsea, NY | 4.9 mi |
12515 | Clintondale, NY | 5.2 mi |
12548 | Modena, NY | 5.4 mi |
12511 | Castle Point, NY | 5.5 mi |
12550 | Newburgh, NY | 5.6 mi |
12590 | Wappingers Falls, NY | 6.6 mi |
12528 | Highland, NY | 7.0 mi |
Find every ZIP code within 10 miles of 12542 →
Questions about this ZIP code
Where is ZIP code 12542?
12542 is in Marlboro, New York, in Ulster County, part of the Kingston, NY metropolitan area. Its published point location is 41.6139, -74.0150.
What county is 12542 in?
12542 spans 2 counties: Ulster County and Orange County. Most of it falls in Ulster County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.
What area code is 12542?
Marlboro uses area code 845, from NANPA's telephone records.
What time zone is 12542 in?
12542 uses America/New_York.
How many people live in 12542?
About 5,612 people live in ZIP code 12542, in 2,106 households, at 390.0 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 12542?
$121,378 a year, against $85,974 across New York.
What ZIP codes are near 12542?
The closest are 12547 (3.6 mi), 12568 (3.8 mi), 12537 (4.6 mi), 12512 (4.9 mi) and 12515 (5.2 mi).
Is 12542 a PO Box ZIP code?
12542 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “12542 ZIP Code — Marlboro, New York (Ulster County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/12542
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/12542.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.