Weather right now
Asking the National Weather Service…
Where 61042 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 61042 into a pocket calculator and turn it upside down: ZhOIg — not quite a word, sorry.
- ➕ As a number, 61,042 = 2 × 23 × 1327. Its digits add up to 13, a total 1,179 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1110111001110010 - 🏠 Its numerical neighbours: 61041 (Hanover, IL, 56 mi away) and 61043 (Holcomb, IL, 35 mi away).
- 🔄 Backwards, 61042 becomes 24016 — and that is a real ZIP code: Roanoke, VA, 596 miles away.
- 👥 66 other ZIP codes are made of exactly the same digits (01264, 01462, 02461, 02641, 04216, 04261, …). The farthest-flung twin is 04612 in Bernard, ME, 1,082 miles away.
- 🧭 Farther north than 73% of all ZIP codes, and farther west than 55%.
- 🎯489 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 61042 and you would come out at 41.69°S, 90.44°E — 1,108 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 12m of daylight. Shortest: 9h 09m.
- 📏 At 66.7 square miles of land, 61042 is bigger than 67% of ZIP codes — room for about 51 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 404This ZIP404 |
|---|---|
| Households | 164This ZIP164 |
| Housing units | 194This ZIP194 |
| Median age | 39.8This ZIP39.8Illinois39.0US 38.9 |
| Median household income | $70,833This ZIP$70,833Illinois$83,390US $80,734 |
| Median home value | $153,600This ZIP$153,600Illinois$263,300US $332,700 |
| Median gross rent | $796This ZIP$796Illinois$1,274US $1,413 |
| Bachelor's degree or higher | 11.8%This ZIP11.8% |
| Mean commute | 23.3 minThis ZIP23.3 min |
| Population density | 6.1 / sq miThis ZIP6.1 / sq mi |
Business and tax activity
| Business establishments | 11This ZIP11 |
|---|---|
| Employees | 72This ZIP72 |
| Annual payroll | $5,972,000This ZIP$5,972,000 |
| Tax returns filed | 220This ZIP220 |
| Total adjusted gross income | $16,608,000This ZIP$16,608,000 |
Land area
| Land area | 66.71 sq miThis ZIP66.71 sq mi |
|---|---|
| Water area | 0.01 sq miThis ZIP0.01 sq mi |
Other place names in 61042
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 61042
| ZIP | City | Distance |
|---|---|---|
61071 | Rock Falls, IL | 7.5 mi |
61243 | Deer Grove, IL | 8.1 mi |
61324 | Eldena, IL | 9.1 mi |
61021 | Dixon, IL | 10.3 mi |
61310 | Amboy, IL | 10.6 mi |
61376 | Walnut, IL | 11.0 mi |
61349 | Ohio, IL | 11.8 mi |
61037 | Galt, IL | 12.2 mi |
61057 | Nachusa, IL | 13.2 mi |
61328 | Kasbeer, IL | 13.8 mi |
Find every ZIP code within 10 miles of 61042 →
Questions about this ZIP code
Where is ZIP code 61042?
61042 is in Harmon, Illinois, in Lee County, part of the Dixon, IL micropolitan area. Its published point location is 41.6941, -89.5587.
What county is 61042 in?
61042 lies in Lee County.
What area code is 61042?
Harmon uses area codes 815 and 779, from NANPA's telephone records.
What time zone is 61042 in?
61042 uses America/Chicago.
How many people live in 61042?
About 404 people live in ZIP code 61042, in 164 households, at 6.1 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 61042?
$70,833 a year, against $83,390 across Illinois.
What ZIP codes are near 61042?
The closest are 61071 (7.5 mi), 61243 (8.1 mi), 61324 (9.1 mi), 61021 (10.3 mi) and 61310 (10.6 mi).
Is 61042 a PO Box ZIP code?
61042 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “61042 ZIP Code — Harmon, Illinois (Lee County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/61042
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/61042.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.