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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/61234

61234

ZIP 61234 is Annawan, Illinois, in Henry County; area code 309; Central time.

Type
Standard
Time zone
America/Chicago
County
Henry
Population
1,116
Coordinates
41.4180, -89.9143
☼ Live from 61234 — Annawan, IL

Weather right now

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Local time: —

Where 61234 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 61234
  • 🔢 Type 61234 into a pocket calculator and turn it upside down: hEZIg — not quite a word, sorry.
  • ➕ As a number, 61,234 = 2 × 17 × 1801. Its digits add up to 16, a total 1,922 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1110111100110010
  • 🏠 Its numerical neighbours: 61233 (Andover, IL, 21 mi away) and 61235 (Atkinson, IL, 6 mi away).
  • 🔄 Backwards, 61234 becomes 43216 — and that is a real ZIP code: Columbus, OH, 375 miles away.
  • 👥 60 other ZIP codes are made of exactly the same digits (12436, 12463, 13426, 13624, 13642, 14263, …). The farthest-flung twin is 34216 in Anna Maria, FL, 1,042 miles away.
  • 🧭 Farther north than 70% 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 61234 and you would come out at 41.42°S, 90.09°E — 1,104 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 10m of daylight. Shortest: 9h 11m.
  • 📏 At 55.7 square miles of land, 61234 is bigger than 62% of ZIP codes — room for about 42 Central Parks.
🌙 The sky over 61234 today
  • Working out the sun…
🌋 Shake report
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Source: USGS.

People and housing

Population1,116This ZIP1,116
Households497This ZIP497
Housing units529This ZIP529
Median age41.0This ZIP41.0Illinois39.0US 38.9
Median household income$79,688This ZIP$79,688Illinois$83,390US $80,734
Median home value$146,500This ZIP$146,500Illinois$263,300US $332,700
Median gross rent$584This ZIP$584Illinois$1,274US $1,413
Bachelor's degree or higher30.8%This ZIP30.8%
Mean commute22.9 minThis ZIP22.9 min
Population density20.0 / sq miThis ZIP20.0 / sq mi

Business and tax activity

Business establishments32This ZIP32
Employees213This ZIP213
Annual payroll$12,562,000This ZIP$12,562,000
Tax returns filed630This ZIP630
Total adjusted gross income$48,994,000This ZIP$48,994,000

Land area

Land area55.71 sq miThis ZIP55.71 sq mi
Water area0.18 sq miThis ZIP0.18 sq mi

Other place names in 61234

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

ZIP codes near 61234

ZIPCityDistance
61344 Mineral, IL 4.2 mi
61235 Atkinson, IL 5.8 mi
61258 Hooppole, IL 7.2 mi
61361 Sheffield, IL 7.3 mi
61443 Kewanee, IL 10.8 mi
61346 New Bedford, IL 11.8 mi
61345 Neponset, IL 11.9 mi
61254 Geneseo, IL 12.7 mi
61338 Manlius, IL 13.4 mi
61277 Prophetstown, IL 13.5 mi

Find every ZIP code within 10 miles of 61234 →

Questions about this ZIP code

Where is ZIP code 61234?

61234 is in Annawan, Illinois, in Henry County, part of the Davenport-Moline-Rock Island, IA-IL metropolitan area. Its published point location is 41.4180, -89.9143.

What county is 61234 in?

61234 lies in Henry County.

What area code is 61234?

Annawan uses area code 309, from NANPA's telephone records.

What time zone is 61234 in?

61234 uses America/Chicago.

How many people live in 61234?

About 1,116 people live in ZIP code 61234, in 497 households, at 20.0 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 61234?

$79,688 a year, against $83,390 across Illinois.

What ZIP codes are near 61234?

The closest are 61344 (4.2 mi), 61235 (5.8 mi), 61258 (7.2 mi), 61361 (7.3 mi) and 61443 (10.8 mi).

Is 61234 a PO Box ZIP code?

61234 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “61234 ZIP Code — Annawan, Illinois (Henry County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/61234

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