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Where 42220 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 42220 into a pocket calculator and turn it upside down: OZZZh — not quite a word, sorry.
- ➕ As a number, 42,220 = 2 × 2 × 5 × 2111. Its digits add up to 10, a total 513 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1010010011101100 - 🏠 Its numerical neighbours: 42219 (Dunbar, KY, 30 mi away) and 42221 (Fairview, KY, 8 mi away).
- 🔄 Backwards, 42220 becomes 02224, which is not a ZIP code at all.
- 👥 14 other ZIP codes are made of exactly the same digits (04222, 20224, 20242, 20422, 22042, 22204, …). The farthest-flung twin is 04222 in Durham, ME, 1,018 miles away.
- 🧭 Farther south than 65% of all ZIP codes, and farther east than 51%.
- 🎯649 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 42220 and you would come out at 36.91°S, 92.81°E — 1,354 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 14h 42m of daylight. Shortest: 9h 38m.
- 📏 At 167.9 square miles of land, 42220 is bigger than 88% of ZIP codes — room for about 128 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 5,947This ZIP5,947 |
|---|---|
| Households | 2,268This ZIP2,268 |
| Housing units | 2,641This ZIP2,641 |
| Median age | 38.6This ZIP38.6Kentucky39.1US 38.9 |
| Median household income | $60,965This ZIP$60,965Kentucky$63,726US $80,734 |
| Median home value | $153,300This ZIP$153,300Kentucky$205,600US $332,700 |
| Median gross rent | $910This ZIP$910Kentucky$967US $1,413 |
| Bachelor's degree or higher | 15.2%This ZIP15.2% |
| Mean commute | 30.3 minThis ZIP30.3 min |
| Population density | 35.4 / sq miThis ZIP35.4 / sq mi |
Business and tax activity
| Business establishments | 131This ZIP131 |
|---|---|
| Employees | 1,122This ZIP1,122 |
| Annual payroll | $45,797,000This ZIP$45,797,000 |
| Tax returns filed | 2,690This ZIP2,690 |
| Total adjusted gross income | $159,414,000This ZIP$159,414,000 |
Land area
| Land area | 167.95 sq miThis ZIP167.95 sq mi |
|---|---|
| Water area | 1.03 sq miThis ZIP1.03 sq mi |
Counties 42220 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Todd County | 98.6% |
| Christian County | 1.1% |
| Muhlenberg County | 0.2% |
Other place names in 42220
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 42220
| ZIP | City | Distance |
|---|---|---|
42280 | Sharon Grove, KY | 6.0 mi |
42216 | Clifty, KY | 7.0 mi |
42221 | Fairview, KY | 7.7 mi |
42234 | Guthrie, KY | 12.8 mi |
42286 | Trenton, KY | 13.2 mi |
42266 | Pembroke, KY | 14.6 mi |
42256 | Lewisburg, KY | 15.1 mi |
42240 | Hopkinsville, KY | 15.2 mi |
42265 | Olmstead, KY | 15.5 mi |
42204 | Allensville, KY | 15.6 mi |
Find every ZIP code within 10 miles of 42220 →
Questions about this ZIP code
Where is ZIP code 42220?
42220 is in Elkton, Kentucky, in Todd County. Its published point location is 36.9073, -87.1894.
What county is 42220 in?
42220 spans 3 counties: Todd County, Christian County and Muhlenberg County. Most of it falls in Todd 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 42220?
Elkton uses area codes 270 and 364, from NANPA's telephone records.
What time zone is 42220 in?
42220 uses America/Chicago.
How many people live in 42220?
About 5,947 people live in ZIP code 42220, in 2,268 households, at 35.4 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 42220?
$60,965 a year, against $63,726 across Kentucky.
What ZIP codes are near 42220?
The closest are 42280 (6 mi), 42216 (7 mi), 42221 (7.7 mi), 42234 (12.8 mi) and 42286 (13.2 mi).
Is 42220 a PO Box ZIP code?
42220 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “42220 ZIP Code — Elkton, Kentucky (Todd County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/42220
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/42220.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.