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zipcodes.pro — ZIP/19720

19720

ZIP 19720 is in New Castle, Delaware, in New Castle County; area code 302; Eastern time. New Castle has 3 ZIP codes; the others are 19721 and 19726.

Type
Standard
Time zone
America/New_York
County
New Castle
Population
62,392
Coordinates
39.6455, -75.6045
☼ Live from 19720 — New Castle, DE

Weather right now

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NEXRAD radar
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Local time: —

Where 19720 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 19720
  • 🔢 Type 19720 into a pocket calculator and turn it upside down: OZLGI — not quite a word, sorry.
  • ➕ As a number, 19,720 = 2 × 2 × 2 × 5 × 17 × 29. Its digits add up to 19, a total 2,454 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 100110100001000
  • 🏠 Its numerical neighbours: 19718 (Newark, DE, 6 mi away) and 19721 (New Castle, DE, 6 mi away).
  • 🔄 Backwards, 19720 becomes 02791 — and that is a real ZIP code: Westport Point, MA, 271 miles away.
  • 👥 53 other ZIP codes are made of exactly the same digits (02719, 02791, 02917, 07192, 07921, 09172, …). The farthest-flung twin is 09721 in APO AE, a military post office, 4,221 miles away.
  • 🧭 Farther north than 53% of all ZIP codes, and farther east than 86%.
  • 🎯1,217 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 19720 and you would come out at 39.65°S, 104.40°E — 833 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 59m of daylight. Shortest: 9h 22m.
  • 📏 At 38.3 square miles of land, 19720 is bigger than 52% of ZIP codes — room for about 29 Central Parks.
🌙 The sky over 19720 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population62,392This ZIP62,392
Households23,641This ZIP23,641
Housing units24,756This ZIP24,756
Median age39.7This ZIP39.7Delaware41.6US 38.9
Median household income$75,403This ZIP$75,403Delaware$84,954US $80,734
Median home value$265,000This ZIP$265,000Delaware$352,000US $332,700
Median gross rent$1,363This ZIP$1,363Delaware$1,401US $1,413
Bachelor's degree or higher23.3%This ZIP23.3%
Mean commute26.1 minThis ZIP26.1 min
Population density1,628.9 / sq miThis ZIP1,628.9 / sq mi

Business and tax activity

Business establishments1,540This ZIP1,540
Employees38,185This ZIP38,185
Annual payroll$2,284,345,000This ZIP$2,284,345,000
Tax returns filed29,640This ZIP29,640
Total adjusted gross income$1,691,601,000This ZIP$1,691,601,000

Land area

Land area38.30 sq miThis ZIP38.30 sq mi
Water area3.08 sq miThis ZIP3.08 sq mi

Other place names in 19720

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

ZIP codes near 19720

ZIPCityDistance
19726 New Castle, DE 2.3 mi
19706 Delaware City, DE 4.9 mi
08070 Pennsville, NJ 5.0 mi
19804 Wilmington, DE 5.1 mi
19712 Newark, DE 5.6 mi
19714 Newark, DE 5.6 mi
19715 Newark, DE 5.6 mi
19718 Newark, DE 5.6 mi
19721 New Castle, DE 5.6 mi
19725 Newark, DE 5.6 mi

Find every ZIP code within 10 miles of 19720 →

Questions about this ZIP code

Where is ZIP code 19720?

19720 is in New Castle, Delaware, in New Castle County, part of the Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metropolitan area. Its published point location is 39.6455, -75.6045.

What county is 19720 in?

19720 lies in New Castle County.

What area code is 19720?

New Castle uses area code 302, from NANPA's telephone records.

What time zone is 19720 in?

19720 uses America/New_York.

How many people live in 19720?

About 62,392 people live in ZIP code 19720, in 23,641 households, at 1,628.9 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 19720?

$75,403 a year, against $84,954 across Delaware.

What ZIP codes are near 19720?

The closest are 19726 (2.3 mi), 19706 (4.9 mi), 08070 (5 mi), 19804 (5.1 mi) and 19712 (5.6 mi).

Is 19720 a PO Box ZIP code?

19720 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “19720 ZIP Code — New Castle, Delaware (New Castle County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/19720

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