42742
ZIP 42742 is Gradyville, Kentucky, in Adair County; area code 270; Central time.
- Type
- Standard
- Time zone
- America/Chicago
- County
- Adair
- Metro area
- none
- Population
- 72
- Coordinates
- 37.0764, -85.4731
Weather right now
Asking the National Weather Service…
Where 42742 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 42742 into a pocket calculator and turn it upside down: ZhLZh — not quite a word, sorry.
- ➕ As a number, 42,742 = 2 × 7 × 43 × 71. Its digits add up to 19, a total 2,454 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1010011011110110 - 🏠 Its numerical neighbours: 42741 (Glens Fork, KY, 14 mi away) and 42743 (Greensburg, KY, 11 mi away).
- 🔄 Backwards, 42742 becomes 24724 — and that is a real ZIP code: Freeman, WV, 229 miles away.
- 👥 10 other ZIP codes are made of exactly the same digits (24472, 24724, 27244, 42274, 42724, 44272, …). The farthest-flung twin is 74422 in Boynton, OK, 577 miles away.
- 🧭 Farther south than 64% of all ZIP codes, and farther east than 55%.
- 🎯733 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 42742 and you would come out at 37.08°S, 94.53°E — 1,262 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 14h 43m of daylight. Shortest: 9h 37m.
- 📏 At 2.0 square miles of land, 42742 is bigger than 11% of ZIP codes — room for about 1.5 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 72This ZIP72 |
|---|---|
| Households | 16This ZIP16 |
| Housing units | 16This ZIP16 |
| Median age | 20.8This ZIP20.8Kentucky39.1US 38.9 |
| Bachelor's degree or higher | 55.2%This ZIP55.2% |
| Population density | 36.8 / sq miThis ZIP36.8 / sq mi |
Land area
| Land area | 1.96 sq miThis ZIP1.96 sq mi |
|---|---|
| Water area | 0.00 sq miThis ZIP0.00 sq mi |
ZIP codes near 42742
| ZIP | City | Distance |
|---|---|---|
42129 | Edmonton, KY | 8.6 mi |
42715 | Breeding, KY | 10.2 mi |
42728 | Columbia, KY | 10.5 mi |
42743 | Greensburg, KY | 11.0 mi |
42720 | Cane Valley, KY | 11.1 mi |
42214 | Center, KY | 13.0 mi |
42741 | Glens Fork, KY | 13.9 mi |
42154 | Knob Lick, KY | 14.2 mi |
42746 | Hardyville, KY | 17.1 mi |
42759 | Marrowbone, KY | 17.3 mi |
Find every ZIP code within 10 miles of 42742 →
Questions about this ZIP code
Where is ZIP code 42742?
42742 is in Gradyville, Kentucky, in Adair County. Its published point location is 37.0764, -85.4731.
What county is 42742 in?
42742 lies in Adair County.
What area code is 42742?
Gradyville uses area code 270, from NANPA's telephone records.
What time zone is 42742 in?
42742 uses America/Chicago.
How many people live in 42742?
About 72 people live in ZIP code 42742, in 16 households, at 36.8 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What ZIP codes are near 42742?
The closest are 42129 (8.6 mi), 42715 (10.2 mi), 42728 (10.5 mi), 42743 (11 mi) and 42720 (11.1 mi).
Is 42742 a PO Box ZIP code?
42742 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “42742 ZIP Code — Gradyville, Kentucky (Adair County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/42742
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/42742.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.