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Where 61911 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.
- 🔢 Type 61911 into a pocket calculator and turn it upside down: IIGIg — not quite a word, sorry.
- ➕ As a number, 61,911 = 3 × 3 × 3 × 2293. Its digits add up to 18, a total 2,332 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1111000111010111 - 🏠 Its numerical neighbours: 61910 (Arcola, IL, 9 mi away) and 61912 (Ashmore, IL, 26 mi away).
- 🔄 Backwards, 61911 becomes 11916, which is not a ZIP code at all.
- 👥 9 other ZIP codes are made of exactly the same digits (11691, 11961, 16911, 19116, 19161, 19611, …). The farthest-flung twin is 91611 in North Hollywood, CA, 1,687 miles away.
- 🧭 Farther north than 54% of all ZIP codes, and farther west than 52%.
- 🎯537 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 61911 and you would come out at 39.70°S, 91.53°E — 1,237 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 59m of daylight. Shortest: 9h 21m.
- 📏 At 63.6 square miles of land, 61911 is bigger than 66% of ZIP codes — room for about 48 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 4,508This ZIP4,508 |
|---|---|
| Households | 1,738This ZIP1,738 |
| Housing units | 1,852This ZIP1,852 |
| Median age | 33.8This ZIP33.8Illinois39.0US 38.9 |
| Median household income | $82,633This ZIP$82,633Illinois$83,390US $80,734 |
| Median home value | $171,600This ZIP$171,600Illinois$263,300US $332,700 |
| Median gross rent | $792This ZIP$792Illinois$1,274US $1,413 |
| Bachelor's degree or higher | 16.6%This ZIP16.6% |
| Mean commute | 15.0 minThis ZIP15.0 min |
| Population density | 70.9 / sq miThis ZIP70.9 / sq mi |
Business and tax activity
| Business establishments | 208This ZIP208 |
|---|---|
| Employees | 3,520This ZIP3,520 |
| Annual payroll | $195,023,000This ZIP$195,023,000 |
| Tax returns filed | 2,170This ZIP2,170 |
| Total adjusted gross income | $200,361,000This ZIP$200,361,000 |
Land area
| Land area | 63.59 sq miThis ZIP63.59 sq mi |
|---|---|
| Water area | 0.02 sq miThis ZIP0.02 sq mi |
Counties 61911 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Moultrie County | 47.0% |
| Douglas County | 41.2% |
| Coles County | 11.7% |
Other place names in 61911
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 61911
| ZIP | City | Distance |
|---|---|---|
61913 | Atwood, IL | 8.7 mi |
61910 | Arcola, IL | 9.4 mi |
61931 | Humboldt, IL | 9.6 mi |
61951 | Sullivan, IL | 9.7 mi |
61937 | Lovington, IL | 10.2 mi |
61953 | Tuscola, IL | 11.6 mi |
61929 | Hammond, IL | 11.9 mi |
61813 | Bement, IL | 15.4 mi |
61936 | La Place, IL | 15.4 mi |
61938 | Mattoon, IL | 16.1 mi |
Find every ZIP code within 10 miles of 61911 →
Questions about this ZIP code
Where is ZIP code 61911?
61911 is in Arthur, Illinois, in Moultrie County. Its published point location is 39.7009, -88.4693.
What county is 61911 in?
61911 spans 3 counties: Moultrie County, Douglas County and Coles County. Most of it falls in Moultrie 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 61911?
Arthur uses area code 217, from NANPA's telephone records.
What time zone is 61911 in?
61911 uses America/Chicago.
How many people live in 61911?
About 4,508 people live in ZIP code 61911, in 1,738 households, at 70.9 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 61911?
$82,633 a year, against $83,390 across Illinois.
What ZIP codes are near 61911?
The closest are 61913 (8.7 mi), 61910 (9.4 mi), 61931 (9.6 mi), 61951 (9.7 mi) and 61937 (10.2 mi).
Is 61911 a PO Box ZIP code?
61911 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “61911 ZIP Code — Arthur, Illinois (Moultrie County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/61911
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/61911.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.