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zipcodes.pro — ZIP/40040

40040

ZIP 40040 is Mackville, Kentucky, in Washington County; area code 859; Eastern time.

Type
Standard
Time zone
America/New_York
County
Washington
Metro area
none
Population
779
Coordinates
37.7770, -85.0693
☼ Live from 40040 — Mackville, KY

Weather right now

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Local time: —

Where 40040 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 40040
  • 🔢 Type 40040 into a pocket calculator and turn it upside down: OhOOh — not quite a word, sorry.
  • ➕ As a number, 40,040 = 2 × 2 × 2 × 5 × 7 × 11 × 13. Its digits add up to 8, a total 251 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1001110001101000
  • 🏠 Its numerical neighbours: 40037 (Loretto, KY, 21 mi away) and 40041 (Masonic Home, KY, 46 mi away).
  • 🔄 Backwards, 40040 becomes 04004 — and that is a real ZIP code: Bar Mills, ME, 859 miles away.
  • 👥 3 other ZIP codes are made of exactly the same digits (04004, 04040, 40004). The farthest-flung twin is 04040 in Harrison, ME, 862 miles away.
  • 🧭 Farther south than 60% of all ZIP codes, and farther east than 56%.
  • 🎯740 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 40040 and you would come out at 37.78°S, 94.93°E — 1,250 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 47m of daylight. Shortest: 9h 33m.
  • 📏 At 18.0 square miles of land, 40040 is bigger than 36% of ZIP codes — room for about 14 Central Parks.
🌙 The sky over 40040 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population779This ZIP779
Households351This ZIP351
Housing units446This ZIP446
Median age44.4This ZIP44.4Kentucky39.1US 38.9
Median home value$158,600This ZIP$158,600Kentucky$205,600US $332,700
Median gross rent$664This ZIP$664Kentucky$967US $1,413
Bachelor's degree or higher8.0%This ZIP8.0%
Mean commute27.8 minThis ZIP27.8 min
Population density43.2 / sq miThis ZIP43.2 / sq mi

Business and tax activity

Business establishments8This ZIP8
Employees24This ZIP24
Annual payroll$772,000This ZIP$772,000
Tax returns filed250This ZIP250
Total adjusted gross income$12,133,000This ZIP$12,133,000

Land area

Land area18.03 sq miThis ZIP18.03 sq mi
Water area0.07 sq miThis ZIP0.07 sq mi

Other place names in 40040

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

ZIP codes near 40040

ZIPCityDistance
40078 Willisburg, KY 5.6 mi
40069 Springfield, KY 8.4 mi
40468 Perryville, KY 9.9 mi
40330 Harrodsburg, KY 9.9 mi
40012 Chaplin, KY 10.8 mi
40061 Saint Catharine, KY 11.6 mi
40372 Salvisa, KY 13.6 mi
40452 Mitchellsburg, KY 13.7 mi
40328 Gravel Switch, KY 13.8 mi
40008 Bloomfield, KY 14.5 mi

Find every ZIP code within 10 miles of 40040 →

Questions about this ZIP code

Where is ZIP code 40040?

40040 is in Mackville, Kentucky, in Washington County. Its published point location is 37.7770, -85.0693.

What county is 40040 in?

40040 lies in Washington County.

What area code is 40040?

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

What time zone is 40040 in?

40040 uses America/New_York.

How many people live in 40040?

About 779 people live in ZIP code 40040, in 351 households, at 43.2 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 40040?

The closest are 40078 (5.6 mi), 40069 (8.4 mi), 40468 (9.9 mi), 40330 (9.9 mi) and 40012 (10.8 mi).

Is 40040 a PO Box ZIP code?

40040 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “40040 ZIP Code — Mackville, Kentucky (Washington County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/40040

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