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Where 66860 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 66860 into a pocket calculator and turn it upside down: OgBgg — not quite a word, sorry.
- ➕ As a number, 66,860 = 2 × 2 × 5 × 3343. Its digits add up to 26, a total 2,038 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10000010100101100 - 🏠 Its numerical neighbours: 66859 (Lost Springs, KS, 53 mi away) and 66861 (Marion, KS, 48 mi away).
- 🔄 Backwards, 66860 becomes 06866, which is not a ZIP code at all.
- 👥 7 other ZIP codes are made of exactly the same digits (08666, 60668, 60686, 66086, 66608, 68066, …). The farthest-flung twin is 08666 in Trenton, NJ, 1,155 miles away.
- 🧭 Farther south than 57% of all ZIP codes, and farther west than 72%.
- 🎯175 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 66860 and you would come out at 38.13°S, 83.83°E — 1,028 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 49m of daylight. Shortest: 9h 31m.
- 📏 At 183.6 square miles of land, 66860 is bigger than 90% of ZIP codes — room for about 139 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 1,342This ZIP1,342 |
|---|---|
| Households | 603This ZIP603 |
| Housing units | 747This ZIP747 |
| Median age | 41.5This ZIP41.5Kansas37.4US 38.9 |
| Median household income | $60,531This ZIP$60,531Kansas$74,275US $80,734 |
| Median home value | $76,400This ZIP$76,400Kansas$217,200US $332,700 |
| Median gross rent | $595This ZIP$595Kansas$1,060US $1,413 |
| Bachelor's degree or higher | 31.5%This ZIP31.5% |
| Mean commute | 22.1 minThis ZIP22.1 min |
| Population density | 7.3 / sq miThis ZIP7.3 / sq mi |
Business and tax activity
| Business establishments | 31This ZIP31 |
|---|---|
| Employees | 298This ZIP298 |
| Annual payroll | $18,846,000This ZIP$18,846,000 |
| Tax returns filed | 520This ZIP520 |
| Total adjusted gross income | $32,434,000This ZIP$32,434,000 |
Land area
| Land area | 183.59 sq miThis ZIP183.59 sq mi |
|---|---|
| Water area | 1.28 sq miThis ZIP1.28 sq mi |
Counties 66860 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Greenwood County | 81.6% |
| Lyon County | 18.4% |
Other place names in 66860
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 66860
| ZIP | City | Distance |
|---|---|---|
66855 | Lamont, KS | 7.6 mi |
66865 | Olpe, KS | 8.2 mi |
66853 | Hamilton, KS | 9.5 mi |
66854 | Hartford, KS | 12.9 mi |
66852 | Gridley, KS | 15.2 mi |
66870 | Virgil, KS | 17.0 mi |
66864 | Neosho Rapids, KS | 18.6 mi |
66801 | Emporia, KS | 19.9 mi |
67045 | Eureka, KS | 20.7 mi |
66863 | Neal, KS | 20.9 mi |
Find every ZIP code within 10 miles of 66860 →
Questions about this ZIP code
Where is ZIP code 66860?
66860 is in Madison, Kansas, in Greenwood County. Its published point location is 38.1273, -96.1656.
What county is 66860 in?
66860 spans 2 counties: Greenwood County and Lyon County. Most of it falls in Greenwood 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 66860?
Madison uses area code 620, from NANPA's telephone records.
What time zone is 66860 in?
66860 uses America/Chicago.
How many people live in 66860?
About 1,342 people live in ZIP code 66860, in 603 households, at 7.3 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 66860?
$60,531 a year, against $74,275 across Kansas.
What ZIP codes are near 66860?
The closest are 66855 (7.6 mi), 66865 (8.2 mi), 66853 (9.5 mi), 66854 (12.9 mi) and 66852 (15.2 mi).
Is 66860 a PO Box ZIP code?
66860 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “66860 ZIP Code — Madison, Kansas (Greenwood County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/66860
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/66860.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.