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zipcodes.pro — ZIP/40391

40391

ZIP 40391 is in Winchester, Kentucky, mostly in Clark County; area code 859; Eastern time. Winchester has 2 ZIP codes; the other is 40392.

Type
Standard
Time zone
America/New_York
County
Clark +1 more
Population
36,796
Coordinates
37.9703, -84.1451
☼ Live from 40391 — Winchester, KY

Weather right now

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Local time: —

Where 40391 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.

★ Weird and wonderful facts about 40391
  • 🔢 Type 40391 into a pocket calculator and turn it upside down: IGEOh — not quite a word, sorry.
  • ➕ As a number, 40,391 = 13 × 13 × 239. Its digits add up to 17, a total 2,133 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1001110111000111
  • 🏠 Its numerical neighbours: 40390 (Wilmore, KY, 30 mi away) and 40392 (Winchester, KY, 2 mi away).
  • 🔄 Backwards, 40391 becomes 19304, which is not a ZIP code at all.
  • 👥 50 other ZIP codes are made of exactly the same digits (01349, 09143, 13409, 13490, 13904, 14039, …). The farthest-flung twin is 09143 in APO AE, a military post office, 4,367 miles away.
  • 🧭 Farther south than 58% of all ZIP codes, and farther east than 59%.
  • 🎯786 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 40391 and you would come out at 37.97°S, 95.85°E — 1,204 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 48m of daylight. Shortest: 9h 32m.
  • 📏 At 237.3 square miles of land, 40391 is bigger than 93% of ZIP codes — room for about 180 Central Parks.
🌙 The sky over 40391 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population36,796This ZIP36,796
Households14,910This ZIP14,910
Housing units16,243This ZIP16,243
Median age40.4This ZIP40.4Kentucky39.1US 38.9
Median household income$64,144This ZIP$64,144Kentucky$63,726US $80,734
Median home value$204,900This ZIP$204,900Kentucky$205,600US $332,700
Median gross rent$938This ZIP$938Kentucky$967US $1,413
Bachelor's degree or higher22.7%This ZIP22.7%
Mean commute24.2 minThis ZIP24.2 min
Population density155.0 / sq miThis ZIP155.0 / sq mi

Business and tax activity

Business establishments769This ZIP769
Employees12,027This ZIP12,027
Annual payroll$566,577,000This ZIP$566,577,000
Tax returns filed15,890This ZIP15,890
Total adjusted gross income$1,032,280,000This ZIP$1,032,280,000

Land area

Land area237.35 sq miThis ZIP237.35 sq mi
Water area2.43 sq miThis ZIP2.43 sq mi

Counties 40391 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
Clark County 99.4%
Fayette County 0.7%

Other place names in 40391

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 40391

ZIPCityDistance
40392 Winchester, KY 2.3 mi
40357 North Middletown, KY 12.2 mi
40353 Mount Sterling, KY 12.5 mi
40509 Lexington, KY 12.8 mi
40516 Lexington, KY 13.8 mi
40312 Clay City, KY 14.5 mi
40515 Lexington, KY 15.0 mi
40337 Jeffersonville, KY 15.9 mi
40385 Waco, KY 16.0 mi
40361 Paris, KY 16.4 mi

Find every ZIP code within 10 miles of 40391 →

Questions about this ZIP code

Where is ZIP code 40391?

40391 is in Winchester, Kentucky, in Clark County, part of the Lexington-Fayette, KY metropolitan area. Its published point location is 37.9703, -84.1451.

What county is 40391 in?

40391 spans 2 counties: Clark County and Fayette County. Most of it falls in Clark 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 40391?

Winchester uses area code 859, from NANPA's telephone records.

What time zone is 40391 in?

40391 uses America/New_York.

How many people live in 40391?

About 36,796 people live in ZIP code 40391, in 14,910 households, at 155.0 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 40391?

$64,144 a year, against $63,726 across Kentucky.

What ZIP codes are near 40391?

The closest are 40392 (2.3 mi), 40357 (12.2 mi), 40353 (12.5 mi), 40509 (12.8 mi) and 40516 (13.8 mi).

Is 40391 a PO Box ZIP code?

40391 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “40391 ZIP Code — Winchester, Kentucky (Clark County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/40391

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/40391.json

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