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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/85379

85379

ZIP 85379 is in Surprise, Arizona, in Maricopa County; area codes 480, 602 and 623; Mountain Standard Time all year. Surprise has 5 ZIP codes; the others are 85374, 85378, 85387 and 85388.

Type
Standard
Time zone
America/Phoenix
County
Maricopa
Population
51,035
Coordinates
33.6021, -112.3740
☼ Live from 85379 — Surprise, AZ

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Local time: —

Where 85379 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 85379
  • 🔢 Type 85379 into a pocket calculator and turn it upside down: GLESB — not quite a word, sorry.
  • ➕ As a number, 85,379 = 7 × 12197. Its digits add up to 32, a total 644 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10100110110000011
  • 🏠 Its numerical neighbours: 85378 (Surprise, AZ, 4 mi away) and 85380 (Peoria, AZ, 8 mi away).
  • 🔄 Backwards, 85379 becomes 97358 — and that is a real ZIP code: Lyons, OR, 941 miles away.
  • 👥 39 other ZIP codes are made of exactly the same digits (35897, 35978, 35987, 38579, 38759, 38957, …). The farthest-flung twin is 38579 in Quebeck, TN, 1,526 miles away.
  • 🧭 Farther south than 82% of all ZIP codes, and farther west than 88%.
  • 🎯875 miles southwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 85379 and you would come out at 33.60°S, 67.63°E — 1,096 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 23m of daylight. Shortest: 9h 55m.
  • 📏 At 10.7 square miles of land, 85379 is bigger than 28% of ZIP codes — room for about 8.2 Central Parks.
🌙 The sky over 85379 today
  • Working out the sun…
🌋 Shake report
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Source: USGS.

People and housing

Population51,035This ZIP51,035
Households15,792This ZIP15,792
Housing units16,193This ZIP16,193
Median age34.4This ZIP34.4Arizona39.0US 38.9
Median household income$110,616This ZIP$110,616Arizona$79,964US $80,734
Median home value$448,200This ZIP$448,200Arizona$394,500US $332,700
Median gross rent$2,095This ZIP$2,095Arizona$1,543US $1,413
Bachelor's degree or higher29.8%This ZIP29.8%
Mean commute28.8 minThis ZIP28.8 min
Population density4,751.0 / sq miThis ZIP4,751.0 / sq mi

Business and tax activity

Business establishments535This ZIP535
Employees6,488This ZIP6,488
Annual payroll$265,277,000This ZIP$265,277,000
Tax returns filed22,280This ZIP22,280
Total adjusted gross income$1,662,776,000This ZIP$1,662,776,000

Land area

Land area10.74 sq miThis ZIP10.74 sq mi
Water area0.02 sq miThis ZIP0.02 sq mi

Other place names in 85379

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

ZIP codes near 85379

ZIPCityDistance
85335 El Mirage, AZ 3.0 mi
85374 Surprise, AZ 3.2 mi
85388 Surprise, AZ 3.3 mi
85363 Youngtown, AZ 4.2 mi
85378 Surprise, AZ 4.3 mi
85376 Sun City West, AZ 4.5 mi
85309 Luke Air Force Base, AZ 4.6 mi
85375 Sun City West, AZ 4.9 mi
85355 Waddell, AZ 4.9 mi
85351 Sun City, AZ 5.2 mi

Find every ZIP code within 10 miles of 85379 →

Questions about this ZIP code

Where is ZIP code 85379?

85379 is in Surprise, Arizona, in Maricopa County, part of the Phoenix-Mesa-Chandler, AZ metropolitan area. Its published point location is 33.6021, -112.3740.

What county is 85379 in?

85379 lies in Maricopa County.

What area code is 85379?

Surprise uses area codes 480, 602 and 623, from NANPA's telephone records.

What time zone is 85379 in?

85379 uses America/Phoenix.

How many people live in 85379?

About 51,035 people live in ZIP code 85379, in 15,792 households, at 4,751.0 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 85379?

$110,616 a year, against $79,964 across Arizona.

What ZIP codes are near 85379?

The closest are 85335 (3 mi), 85374 (3.2 mi), 85388 (3.3 mi), 85363 (4.2 mi) and 85378 (4.3 mi).

Is 85379 a PO Box ZIP code?

85379 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “85379 ZIP Code — Surprise, Arizona (Maricopa County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/85379

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