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zipcodes.pro — ZIP/07830

07830

ZIP 07830 is Califon, New Jersey, mostly in Hunterdon County; area code 908; Eastern time.

Type
Standard
Time zone
America/New_York
County
Hunterdon +1 more
Population
7,379
Coordinates
40.7193, -74.7940
☼ Live from 07830 — Califon, NJ

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Local time: —

Where 07830 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 07830
  • 🔢 Type 07830 into a pocket calculator and turn it upside down: OEBLO — not quite a word, sorry.
  • ➕ As a number, 7,830 = 2 × 3 × 3 × 3 × 5 × 29. Its digits add up to 18, a total 2,332 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1111010010110
  • 🏠 Its numerical neighbours: 07829 (Buttzville, NJ, 13 mi away) and 07831 (Changewater, NJ, 8 mi away).
  • 🔄 Backwards, 07830 becomes 03870 — and that is a real ZIP code: Rye, NH, 261 miles away.
  • 👥 27 other ZIP codes are made of exactly the same digits (00738, 00783, 03087, 03780, 03870, 07083, …). The farthest-flung twin is 00738 in Fajardo, PR, 1,640 miles away.
  • 🧭 Farther north than 63% of all ZIP codes, and farther east than 88%.
  • 🎯1,252 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 07830 and you would come out at 40.72°S, 105.21°E — 846 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 06m of daylight. Shortest: 9h 15m.
  • 📏 At 26.0 square miles of land, 07830 is bigger than 43% of ZIP codes — room for about 20 Central Parks.
🌙 The sky over 07830 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population7,379This ZIP7,379
Households2,777This ZIP2,777
Housing units2,809This ZIP2,809
Median age50.5This ZIP50.5New Jersey40.1US 38.9
Median household income$180,852This ZIP$180,852New Jersey$103,556US $80,734
Median home value$656,400This ZIP$656,400New Jersey$454,400US $332,700
Median gross rent$1,979This ZIP$1,979New Jersey$1,720US $1,413
Bachelor's degree or higher66.4%This ZIP66.4%
Mean commute32.8 minThis ZIP32.8 min
Population density283.6 / sq miThis ZIP283.6 / sq mi

Business and tax activity

Business establishments170This ZIP170
Employees1,000This ZIP1,000
Annual payroll$63,071,000This ZIP$63,071,000
Tax returns filed3,250This ZIP3,250
Total adjusted gross income$639,543,000This ZIP$639,543,000

Land area

Land area26.02 sq miThis ZIP26.02 sq mi
Water area0.18 sq miThis ZIP0.18 sq mi

Counties 07830 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
Hunterdon County 81.8%
Morris County 18.2%

Other place names in 07830

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

ZIP codes near 07830

ZIPCityDistance
07979 Pottersville, NJ 3.4 mi
08858 Oldwick, NJ 3.9 mi
07853 Long Valley, NJ 4.7 mi
08833 Lebanon, NJ 5.2 mi
07870 Schooleys Mountain, NJ 6.0 mi
08829 High Bridge, NJ 6.1 mi
08826 Glen Gardner, NJ 6.2 mi
07934 Gladstone, NJ 6.7 mi
07930 Chester, NJ 7.2 mi
08888 Whitehouse, NJ 7.4 mi

Find every ZIP code within 10 miles of 07830 →

Questions about this ZIP code

Where is ZIP code 07830?

07830 is in Califon, New Jersey, in Hunterdon County, part of the New York-Newark-Jersey City, NY-NJ metropolitan area. Its published point location is 40.7193, -74.7940.

What county is 07830 in?

07830 spans 2 counties: Hunterdon County and Morris County. Most of it falls in Hunterdon 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 07830?

Califon uses area code 908, from NANPA's telephone records.

What time zone is 07830 in?

07830 uses America/New_York.

How many people live in 07830?

About 7,379 people live in ZIP code 07830, in 2,777 households, at 283.6 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 07830?

$180,852 a year, against $103,556 across New Jersey.

What ZIP codes are near 07830?

The closest are 07979 (3.4 mi), 08858 (3.9 mi), 07853 (4.7 mi), 08833 (5.2 mi) and 07870 (6 mi).

Is 07830 a PO Box ZIP code?

07830 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “07830 ZIP Code — Califon, New Jersey (Hunterdon County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/07830

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