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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/50702

50702

ZIP 50702 is in Waterloo, Iowa, in Black Hawk County; area code 319; Central time. Waterloo has 4 ZIP codes; the others are 50701, 50703 and 50704.

Type
Standard
Time zone
America/Chicago
County
Black Hawk
Population
20,882
Coordinates
42.4615, -92.3137
☼ Live from 50702 — Waterloo, IA

Weather right now

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Local time: —

Where 50702 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 50702
  • 🔢 Type 50702 into a pocket calculator and turn it upside down: ZOLOS — not quite a word, sorry.
  • ➕ As a number, 50,702 = 2 × 101 × 251. Its digits add up to 14, a total 1,416 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1100011000001110
  • 🏠 Its numerical neighbours: 50701 (Waterloo, IA, 3 mi away) and 50703 (Waterloo, IA, 6 mi away).
  • 🔄 Backwards, 50702 becomes 20705 — and that is a real ZIP code: Beltsville, MD, 839 miles away.
  • 👥 27 other ZIP codes are made of exactly the same digits (00725, 05072, 05702, 07052, 07205, 07502, …). The farthest-flung twin is 00725 in Caguas, PR, 2,275 miles away.
  • 🧭 Farther north than 79% of all ZIP codes, and farther west than 62%.
  • 🎯373 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 50702 and you would come out at 42.46°S, 87.69°E — 962 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 18m of daylight. Shortest: 9h 04m.
  • 📏 At 9.8 square miles of land, 50702 is bigger than 27% of ZIP codes — room for about 7.4 Central Parks.
🌙 The sky over 50702 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population20,882This ZIP20,882
Households8,892This ZIP8,892
Housing units9,611This ZIP9,611
Median age36.1This ZIP36.1Iowa38.6US 38.9
Median household income$62,021This ZIP$62,021Iowa$75,059US $80,734
Median home value$150,500This ZIP$150,500Iowa$208,000US $332,700
Median gross rent$971This ZIP$971Iowa$972US $1,413
Bachelor's degree or higher21.5%This ZIP21.5%
Mean commute16.9 minThis ZIP16.9 min
Population density2,136.3 / sq miThis ZIP2,136.3 / sq mi

Business and tax activity

Business establishments495This ZIP495
Employees9,513This ZIP9,513
Annual payroll$418,236,000This ZIP$418,236,000
Tax returns filed9,600This ZIP9,600
Total adjusted gross income$496,370,000This ZIP$496,370,000

Land area

Land area9.78 sq miThis ZIP9.78 sq mi
Water area0.30 sq miThis ZIP0.30 sq mi

Other place names in 50702

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

ZIP codes near 50702

ZIPCityDistance
50614 Cedar Falls, IA 0.6 mi
50704 Waterloo, IA 0.6 mi
50707 Evansdale, IA 2.0 mi
50701 Waterloo, IA 3.4 mi
50667 Raymond, IA 4.5 mi
50634 Gilbertville, IA 5.9 mi
50703 Waterloo, IA 6.1 mi
50623 Dewar, IA 7.0 mi
50613 Cedar Falls, IA 10.0 mi
50643 Hudson, IA 10.5 mi

Find every ZIP code within 10 miles of 50702 →

Questions about this ZIP code

Where is ZIP code 50702?

50702 is in Waterloo, Iowa, in Black Hawk County, part of the Waterloo-Cedar Falls, IA metropolitan area. Its published point location is 42.4615, -92.3137.

What county is 50702 in?

50702 lies in Black Hawk County.

What area code is 50702?

Waterloo uses area code 319, from NANPA's telephone records.

What time zone is 50702 in?

50702 uses America/Chicago.

How many people live in 50702?

About 20,882 people live in ZIP code 50702, in 8,892 households, at 2,136.3 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 50702?

$62,021 a year, against $75,059 across Iowa.

What ZIP codes are near 50702?

The closest are 50614 (0.6 mi), 50704 (0.6 mi), 50707 (2 mi), 50701 (3.4 mi) and 50667 (4.5 mi).

Is 50702 a PO Box ZIP code?

50702 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “50702 ZIP Code — Waterloo, Iowa (Black Hawk County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/50702

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