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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/07021

07021

ZIP 07021 is Essex Fells, New Jersey, in Essex County; area codes 973, 862 and 201; Eastern time.

Type
Standard
Time zone
America/New_York
County
Essex
Population
2,361
Coordinates
40.8281, -74.2762
☼ Live from 07021 — Essex Fells, NJ

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Local time: —

Where 07021 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 07021
  • 🔢 Type 07021 into a pocket calculator and turn it upside down: IZOLO — not quite a word, sorry.
  • ➕ As a number, 7,021 = 7 × 17 × 59. Its digits add up to 10, a total 513 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1101101101101
  • 🏠 Its numerical neighbours: 07020 (Edgewater, NJ, 16 mi away) and 07022 (Fairview, NJ, 14 mi away).
  • 🔄 Backwards, 07021 becomes 12070 — and that is a real ZIP code: Fort Johnson, NY, 149 miles away.
  • 👥 27 other ZIP codes are made of exactly the same digits (00721, 01027, 01072, 01270, 01702, 01720, …). The farthest-flung twin is 00721 in Palmer, PR, 1,632 miles away.
  • 🧭 Farther north than 65% of all ZIP codes, and farther east than 89%.
  • 🎯1,278 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 07021 and you would come out at 40.83°S, 105.72°E — 832 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 06m of daylight. Shortest: 9h 14m.
  • 📏 At 1.4 square miles of land, 07021 is bigger than 10% of ZIP codes — room for about 1.1 Central Parks.
🌙 The sky over 07021 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population2,361This ZIP2,361
Households752This ZIP752
Housing units808This ZIP808
Median age43.7This ZIP43.7New Jersey40.1US 38.9
Median household income$250,000+This ZIP$250,000+New Jersey$103,556US $80,734
Median home value$1,083,000This ZIP$1,083,000New Jersey$454,400US $332,700
Median gross rent$3,500+This ZIP$3,500+New Jersey$1,720US $1,413
Bachelor's degree or higher81.3%This ZIP81.3%
Mean commute30.7 minThis ZIP30.7 min
Population density1,676.8 / sq miThis ZIP1,676.8 / sq mi

Business and tax activity

Business establishments35This ZIP35
Employees231This ZIP231
Annual payroll$10,756,000This ZIP$10,756,000
Tax returns filed1,090This ZIP1,090
Total adjusted gross income$525,066,000This ZIP$525,066,000

Land area

Land area1.41 sq miThis ZIP1.41 sq mi
Water area0.01 sq miThis ZIP0.01 sq mi

Other place names in 07021

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

ZIP codes near 07021

ZIPCityDistance
07007 Caldwell, NJ 0.8 mi
07006 Caldwell, NJ 1.6 mi
07044 Verona, NJ 1.8 mi
07068 Roseland, NJ 1.8 mi
07052 West Orange, NJ 3.0 mi
07051 Orange, NJ 3.0 mi
07184 Newark, NJ 3.0 mi
07189 Newark, NJ 3.0 mi
07191 Newark, NJ 3.0 mi
07198 Newark, NJ 3.0 mi

Find every ZIP code within 10 miles of 07021 →

Questions about this ZIP code

Where is ZIP code 07021?

07021 is in Essex Fells, New Jersey, in Essex County, part of the New York-Newark-Jersey City, NY-NJ metropolitan area. Its published point location is 40.8281, -74.2762.

What county is 07021 in?

07021 lies in Essex County.

What area code is 07021?

Essex Fells uses area codes 973, 862 and 201, from NANPA's telephone records.

What time zone is 07021 in?

07021 uses America/New_York.

How many people live in 07021?

About 2,361 people live in ZIP code 07021, in 752 households, at 1,676.8 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 07021?

$250,000+ a year, against $103,556 across New Jersey.

What ZIP codes are near 07021?

The closest are 07007 (0.8 mi), 07006 (1.6 mi), 07044 (1.8 mi), 07068 (1.8 mi) and 07052 (3 mi).

Is 07021 a PO Box ZIP code?

07021 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “07021 ZIP Code — Essex Fells, New Jersey (Essex County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/07021

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