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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/62234

62234

ZIP 62234 is Collinsville, Illinois, mostly in Madison County; area codes 618 and 730; Central time.

Type
Standard
Time zone
America/Chicago
County
Madison +1 more
Metro area
St. Louis, MO-IL
Population
31,648
Coordinates
38.6822, -89.9806
☼ Live from 62234 — Collinsville, IL

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Where 62234 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 62234
  • 🔢 Type 62234 into a pocket calculator and turn it upside down: hEZZg — not quite a word, sorry.
  • ➕ As a number, 62,234 = 2 × 29 × 29 × 37. Its digits add up to 17, a total 2,133 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1111001100011010
  • 🏠 Its numerical neighbours: 62233 (Chester, IL, 52 mi away) and 62236 (Columbia, IL, 21 mi away).
  • 🔄 Backwards, 62234 becomes 43226 — and that is a real ZIP code: Columbus, OH, 383 miles away.
  • 👥 21 other ZIP codes are made of exactly the same digits (22436, 22463, 22643, 23426, 23462, 24236, …). The farthest-flung twin is 23426 in Sanford, VA, 776 miles away.
  • 🧭 Farther south than 54% of all ZIP codes, and farther west than 56%.
  • 🎯467 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 62234 and you would come out at 38.68°S, 90.02°E — 1,223 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 52m of daylight. Shortest: 9h 27m.
  • 📏 At 37.3 square miles of land, 62234 is bigger than 51% of ZIP codes — room for about 28 Central Parks.
🌙 The sky over 62234 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population31,648This ZIP31,648
Households13,843This ZIP13,843
Housing units14,700This ZIP14,700
Median age39.2This ZIP39.2Illinois39.0US 38.9
Median household income$69,607This ZIP$69,607Illinois$83,390US $80,734
Median home value$170,000This ZIP$170,000Illinois$263,300US $332,700
Median gross rent$1,068This ZIP$1,068Illinois$1,274US $1,413
Bachelor's degree or higher30.3%This ZIP30.3%
Mean commute25.2 minThis ZIP25.2 min
Population density849.3 / sq miThis ZIP849.3 / sq mi

Business and tax activity

Business establishments672This ZIP672
Employees10,602This ZIP10,602
Annual payroll$551,494,000This ZIP$551,494,000
Tax returns filed15,840This ZIP15,840
Total adjusted gross income$1,062,780,000This ZIP$1,062,780,000

Land area

Land area37.26 sq miThis ZIP37.26 sq mi
Water area0.94 sq miThis ZIP0.94 sq mi

Counties 62234 spans

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

CountyShare of this ZIP
Madison County 83.3%
St. Clair County 16.8%

Other place names in 62234

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

ZIP codes near 62234

ZIPCityDistance
62062 Maryville, IL 3.1 mi
62232 Caseyville, IL 3.7 mi
62034 Glen Carbon, IL 5.0 mi
62208 Fairview Heights, IL 6.1 mi
62294 Troy, IL 6.3 mi
62269 O Fallon, IL 6.7 mi
62040 Granite City, IL 6.8 mi
62204 East Saint Louis, IL 7.2 mi
62026 Edwardsville, IL 7.3 mi
62203 East Saint Louis, IL 7.6 mi

Find every ZIP code within 10 miles of 62234 →

Questions about this ZIP code

Where is ZIP code 62234?

62234 is in Collinsville, Illinois, in Madison County, part of the St. Louis, MO-IL metropolitan area. Its published point location is 38.6822, -89.9806.

What county is 62234 in?

62234 spans 2 counties: Madison County and St. Clair County. Most of it falls in Madison 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 62234?

Collinsville uses area codes 618 and 730, from NANPA's telephone records.

What time zone is 62234 in?

62234 uses America/Chicago.

How many people live in 62234?

About 31,648 people live in ZIP code 62234, in 13,843 households, at 849.3 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 62234?

$69,607 a year, against $83,390 across Illinois.

What ZIP codes are near 62234?

The closest are 62062 (3.1 mi), 62232 (3.7 mi), 62034 (5 mi), 62208 (6.1 mi) and 62294 (6.3 mi).

Is 62234 a PO Box ZIP code?

62234 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “62234 ZIP Code — Collinsville, Illinois (Madison County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/62234

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