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zipcodes.pro — ZIP/61811

61811

ZIP 61811 is Alvin, Illinois, in Vermilion County; area code 217; Central time.

Type
Standard
Time zone
America/Chicago
County
Vermilion
Metro area
Danville, IL
Population
578
Coordinates
40.2953, -87.6217
☼ Live from 61811 — Alvin, IL

Weather right now

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Local time: —

Where 61811 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 61811
  • 🔢 Type 61811 into a pocket calculator and turn it upside down: IIBIg — not quite a word, sorry.
  • ➕ As a number, 61,811 = 113 × 547. Its digits add up to 17, a total 2,133 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1111000101110011
  • 🏠 Its numerical neighbours: 61810 (Allerton, IL, 31 mi away) and 61812 (Armstrong, IL, 17 mi away).
  • 🔄 Backwards, 61811 becomes 11816, which is not a ZIP code at all.
  • 👥 3 other ZIP codes are made of exactly the same digits (18611, 68111, 81611). The farthest-flung twin is 81611 in Aspen, CO, 1,013 miles away.
  • 🧭 Farther north than 59% of all ZIP codes, and farther east than 50%.
  • 🎯580 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 61811 and you would come out at 40.30°S, 92.38°E — 1,246 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 03m of daylight. Shortest: 9h 18m.
  • 📏 At 26.5 square miles of land, 61811 is bigger than 43% of ZIP codes — room for about 20 Central Parks.
🌙 The sky over 61811 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population578This ZIP578
Households268This ZIP268
Housing units301This ZIP301
Median age49.7This ZIP49.7Illinois39.0US 38.9
Median household income$77,222This ZIP$77,222Illinois$83,390US $80,734
Median home value$112,500This ZIP$112,500Illinois$263,300US $332,700
Median gross rent$922This ZIP$922Illinois$1,274US $1,413
Bachelor's degree or higher6.2%This ZIP6.2%
Mean commute23.9 minThis ZIP23.9 min
Population density21.8 / sq miThis ZIP21.8 / sq mi

Business and tax activity

Business establishments4This ZIP4
Employees15This ZIP15
Annual payroll$800,000This ZIP$800,000
Tax returns filed280This ZIP280
Total adjusted gross income$19,779,000This ZIP$19,779,000

Land area

Land area26.54 sq miThis ZIP26.54 sq mi
Water area0.00 sq mi

Other place names in 61811

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

ZIP codes near 61811

ZIPCityDistance
61848 Henning, IL 4.3 mi
61814 Bismarck, IL 5.2 mi
60963 Rossville, IL 5.3 mi
47982 State Line, IN 8.4 mi
47991 West Lebanon, IN 9.3 mi
61865 Potomac, IL 9.5 mi
61834 Danville, IL 10.2 mi
61831 Collison, IL 10.4 mi
47993 Williamsport, IN 11.1 mi
61832 Danville, IL 11.3 mi

Find every ZIP code within 10 miles of 61811 →

Questions about this ZIP code

Where is ZIP code 61811?

61811 is in Alvin, Illinois, in Vermilion County, part of the Danville, IL micropolitan area. Its published point location is 40.2953, -87.6217.

What county is 61811 in?

61811 lies in Vermilion County.

What area code is 61811?

Alvin uses area code 217, from NANPA's telephone records.

What time zone is 61811 in?

61811 uses America/Chicago.

How many people live in 61811?

About 578 people live in ZIP code 61811, in 268 households, at 21.8 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 61811?

$77,222 a year, against $83,390 across Illinois.

What ZIP codes are near 61811?

The closest are 61848 (4.3 mi), 61814 (5.2 mi), 60963 (5.3 mi), 47982 (8.4 mi) and 47991 (9.3 mi).

Is 61811 a PO Box ZIP code?

61811 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “61811 ZIP Code — Alvin, Illinois (Vermilion County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/61811

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