Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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/61201

61201

ZIP 61201 is in Rock Island, Illinois, in Rock Island County; area codes 309 and 861; Central time. Rock Island has 3 ZIP codes; the others are 61204 and 61299.

Type
Standard
Time zone
America/Chicago
County
Rock Island
Population
36,766
Coordinates
41.4776, -90.5756
☼ Live from 61201 — Rock Island, IL

Weather right now

Asking the National Weather Service…

NEXRAD radar
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Local time: —

Where 61201 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 61201
  • 🔢 Type 61201 into a pocket calculator and turn it upside down: IOZIg — not quite a word, sorry.
  • ➕ As a number, 61,201 = 7 × 7 × 1249. Its digits add up to 10, a total 513 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1110111100010001
  • 🏠 Its numerical neighbours: 61132 (Loves Park, IL, 93 mi away) and 61204 (Rock Island, IL, 6 mi away).
  • 🔄 Backwards, 61201 becomes 10216, which is not a ZIP code at all.
  • 👥 32 other ZIP codes are made of exactly the same digits (01612, 02116, 06112, 10126, 10162, 10261, …). The farthest-flung twin is 02116 in Boston, MA, 1,002 miles away.
  • 🧭 Farther north than 71% of all ZIP codes, and farther west than 58%.
  • 🎯435 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 61201 and you would come out at 41.48°S, 89.42°E — 1,074 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 11m of daylight. Shortest: 9h 10m.
  • 📏 At 17.9 square miles of land, 61201 is bigger than 36% of ZIP codes — room for about 14 Central Parks.
🌙 The sky over 61201 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population36,766This ZIP36,766
Households15,447This ZIP15,447
Housing units16,723This ZIP16,723
Median age37.5This ZIP37.5Illinois39.0US 38.9
Median household income$59,396This ZIP$59,396Illinois$83,390US $80,734
Median home value$125,600This ZIP$125,600Illinois$263,300US $332,700
Median gross rent$847This ZIP$847Illinois$1,274US $1,413
Bachelor's degree or higher24.4%This ZIP24.4%
Mean commute19.1 minThis ZIP19.1 min
Population density2,057.1 / sq miThis ZIP2,057.1 / sq mi

Business and tax activity

Business establishments705This ZIP705
Employees16,775This ZIP16,775
Annual payroll$899,939,000This ZIP$899,939,000
Tax returns filed16,140This ZIP16,140
Total adjusted gross income$925,302,000This ZIP$925,302,000

Land area

Land area17.87 sq miThis ZIP17.87 sq mi
Water area2.25 sq miThis ZIP2.25 sq mi

Other place names in 61201

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

ZIP codes near 61201

ZIPCityDistance
52801 Davenport, IA 3.0 mi
52802 Davenport, IA 3.4 mi
61299 Rock Island, IL 3.4 mi
61266 Moline, IL 3.7 mi
52803 Davenport, IA 4.4 mi
61265 Moline, IL 4.6 mi
61264 Milan, IL 5.3 mi
61204 Rock Island, IL 5.7 mi
52804 Davenport, IA 6.7 mi
52728 Buffalo, IA 7.9 mi

Find every ZIP code within 10 miles of 61201 →

Questions about this ZIP code

Where is ZIP code 61201?

61201 is in Rock Island, Illinois, in Rock Island County, part of the Davenport-Moline-Rock Island, IA-IL metropolitan area. Its published point location is 41.4776, -90.5756.

What county is 61201 in?

61201 lies in Rock Island County.

What area code is 61201?

Rock Island uses area codes 309 and 861, from NANPA's telephone records.

What time zone is 61201 in?

61201 uses America/Chicago.

How many people live in 61201?

About 36,766 people live in ZIP code 61201, in 15,447 households, at 2,057.1 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 61201?

$59,396 a year, against $83,390 across Illinois.

What ZIP codes are near 61201?

The closest are 52801 (3 mi), 52802 (3.4 mi), 61299 (3.4 mi), 61266 (3.7 mi) and 52803 (4.4 mi).

Is 61201 a PO Box ZIP code?

61201 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “61201 ZIP Code — Rock Island, Illinois (Rock Island County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/61201

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