08812
ZIP 08812 is Dunellen, New Jersey, mostly in Somerset County; area codes 732 and 848; Eastern time.
- Type
- Standard
- Time zone
- America/New_York
- County
- Somerset +2 more
- Metro area
- New York-Newark-Jersey City, NY-NJ
- Population
- 14,224
- Coordinates
- 40.5987, -74.4788
Weather right now
Asking the National Weather Service…
Where 08812 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 08812 into a pocket calculator and turn it upside down: ZIBBO — not quite a word, sorry.
- ➕ As a number, 8,812 = 2 × 2 × 2203. Its digits add up to 19, a total 2,454 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10001001101100 - 🏠 Its numerical neighbours: 08810 (Dayton, NJ, 16 mi away) and 08816 (East Brunswick, NJ, 12 mi away).
- 🔄 Backwards, 08812 becomes 21880, which is not a ZIP code at all.
- 👥 29 other ZIP codes are made of exactly the same digits (02188, 02818, 02881, 08218, 08821, 12808, …). The farthest-flung twin is 88021 in Anthony, NM, 1,884 miles away.
- 🧭 Farther north than 62% of all ZIP codes, and farther east than 89%.
- 🎯1,269 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 08812 and you would come out at 40.60°S, 105.52°E — 829 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 05m of daylight. Shortest: 9h 16m.
- 📏 At 5.1 square miles of land, 08812 is bigger than 19% of ZIP codes — room for about 3.9 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 14,224This ZIP14,224 |
|---|---|
| Households | 4,730This ZIP4,730 |
| Housing units | 5,023This ZIP5,023 |
| Median age | 42.9This ZIP42.9New Jersey40.1US 38.9 |
| Median household income | $118,316This ZIP$118,316New Jersey$103,556US $80,734 |
| Median home value | $442,900This ZIP$442,900New Jersey$454,400US $332,700 |
| Median gross rent | $1,866This ZIP$1,866New Jersey$1,720US $1,413 |
| Bachelor's degree or higher | 40.6%This ZIP40.6% |
| Mean commute | 31.3 minThis ZIP31.3 min |
| Population density | 2,801.1 / sq miThis ZIP2,801.1 / sq mi |
Business and tax activity
| Business establishments | 467This ZIP467 |
|---|---|
| Employees | 5,443This ZIP5,443 |
| Annual payroll | $220,787,000This ZIP$220,787,000 |
| Tax returns filed | 7,530This ZIP7,530 |
| Total adjusted gross income | $840,038,000This ZIP$840,038,000 |
Land area
| Land area | 5.08 sq miThis ZIP5.08 sq mi |
|---|---|
| Water area | 0.01 sq miThis ZIP0.01 sq mi |
Counties 08812 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Somerset County | 77.8% |
| Middlesex County | 20.9% |
| Union County | 1.2% |
Other place names in 08812
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 08812
| ZIP | City | Distance |
|---|---|---|
07063 | Plainfield, NJ | 1.9 mi |
08846 | Middlesex, NJ | 2.0 mi |
07060 | Plainfield, NJ | 3.2 mi |
07059 | Warren, NJ | 3.3 mi |
08805 | Bound Brook, NJ | 3.6 mi |
07080 | South Plainfield, NJ | 3.8 mi |
07069 | Watchung, NJ | 3.8 mi |
08880 | South Bound Brook, NJ | 4.0 mi |
08836 | Martinsville, NJ | 4.1 mi |
08854 | Piscataway, NJ | 4.2 mi |
Find every ZIP code within 10 miles of 08812 →
Questions about this ZIP code
Where is ZIP code 08812?
08812 is in Dunellen, New Jersey, in Somerset County, part of the New York-Newark-Jersey City, NY-NJ metropolitan area. Its published point location is 40.5987, -74.4788.
What county is 08812 in?
08812 spans 3 counties: Somerset County, Middlesex County and Union County. Most of it falls in Somerset 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 08812?
Dunellen uses area codes 732 and 848, from NANPA's telephone records.
What time zone is 08812 in?
08812 uses America/New_York.
How many people live in 08812?
About 14,224 people live in ZIP code 08812, in 4,730 households, at 2,801.1 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 08812?
$118,316 a year, against $103,556 across New Jersey.
What ZIP codes are near 08812?
The closest are 07063 (1.9 mi), 08846 (2 mi), 07060 (3.2 mi), 07059 (3.3 mi) and 08805 (3.6 mi).
Is 08812 a PO Box ZIP code?
08812 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “08812 ZIP Code — Dunellen, New Jersey (Somerset County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/08812
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/08812.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.