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Where 42140 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 42140 into a pocket calculator and turn it upside down: OhIZh — not quite a word, sorry.
- ➕ As a number, 42,140 = 2 × 2 × 5 × 7 × 7 × 43. Its digits add up to 11, a total 714 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1010010010011100 - 🏠 Its numerical neighbours: 42135 (Franklin, KY, 42 mi away) and 42141 (Glasgow, KY, 20 mi away).
- 🔄 Backwards, 42140 becomes 04124 — and that is a real ZIP code: Portland, ME, 952 miles away.
- 👥 36 other ZIP codes are made of exactly the same digits (01244, 02144, 04124, 04241, 04412, 04421, …). The farthest-flung twin is 04412 in Brewer, ME, 1,053 miles away.
- 🧭 Farther south than 66% of all ZIP codes, and farther east than 54%.
- 🎯725 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 42140 and you would come out at 36.66°S, 94.17°E — 1,277 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 14h 40m of daylight. Shortest: 9h 39m.
- 📏 At 39.5 square miles of land, 42140 is bigger than 53% of ZIP codes — room for about 30 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 1,367This ZIP1,367 |
|---|---|
| Households | 513This ZIP513 |
| Housing units | 645This ZIP645 |
| Median age | 33.2This ZIP33.2Kentucky39.1US 38.9 |
| Median household income | $46,813This ZIP$46,813Kentucky$63,726US $80,734 |
| Median home value | $91,900This ZIP$91,900Kentucky$205,600US $332,700 |
| Median gross rent | $538This ZIP$538Kentucky$967US $1,413 |
| Bachelor's degree or higher | 14.3%This ZIP14.3% |
| Mean commute | 22.4 minThis ZIP22.4 min |
| Population density | 34.6 / sq miThis ZIP34.6 / sq mi |
Business and tax activity
| Business establishments | 20This ZIP20 |
|---|---|
| Employees | 205This ZIP205 |
| Annual payroll | $4,713,000This ZIP$4,713,000 |
| Tax returns filed | 450This ZIP450 |
| Total adjusted gross income | $20,584,000This ZIP$20,584,000 |
Land area
| Land area | 39.46 sq miThis ZIP39.46 sq mi |
|---|---|
| Water area | 0.39 sq miThis ZIP0.39 sq mi |
Other place names in 42140
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 42140
| ZIP | City | Distance |
|---|---|---|
37150 | Red Boiling Springs, TN | 8.0 mi |
42133 | Fountain Run, KY | 8.5 mi |
42157 | Mount Hermon, KY | 8.6 mi |
42167 | Tompkinsville, KY | 9.6 mi |
42153 | Holland, KY | 12.3 mi |
37083 | Lafayette, TN | 12.6 mi |
42131 | Etoile, KY | 12.8 mi |
38575 | Moss, TN | 13.2 mi |
42123 | Austin, KY | 14.8 mi |
38588 | Whitleyville, TN | 15.5 mi |
Find every ZIP code within 10 miles of 42140 →
Questions about this ZIP code
Where is ZIP code 42140?
42140 is in Gamaliel, Kentucky, in Monroe County. Its published point location is 36.6565, -85.8289.
What county is 42140 in?
42140 lies in Monroe County.
What area code is 42140?
Gamaliel uses area code 270, from NANPA's telephone records.
What time zone is 42140 in?
42140 uses America/Chicago.
How many people live in 42140?
About 1,367 people live in ZIP code 42140, in 513 households, at 34.6 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 42140?
$46,813 a year, against $63,726 across Kentucky.
What ZIP codes are near 42140?
The closest are 37150 (8 mi), 42133 (8.5 mi), 42157 (8.6 mi), 42167 (9.6 mi) and 42153 (12.3 mi).
Is 42140 a PO Box ZIP code?
42140 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “42140 ZIP Code — Gamaliel, Kentucky (Monroe County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/42140
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/42140.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.