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zipcodes.pro — ZIP/40023

40023

ZIP 40023 is Fisherville, Kentucky, mostly in Jefferson County; area code 502; Eastern time.

Type
Standard
Time zone
America/Kentucky/Louisville
County
Jefferson +2 more
Population
6,870
Coordinates
38.1640, -85.4239
☼ Live from 40023 — Fisherville, KY

Weather right now

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Local time: —

Where 40023 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 40023
  • 🔢 Type 40023 into a pocket calculator and turn it upside down: EZOOh — not quite a word, sorry.
  • ➕ As a number, 40,023 = 3 × 3 × 4447. Its digits add up to 9, a total 375 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1001110001010111
  • 🏠 Its numerical neighbours: 40022 (Finchville, KY, 4 mi away) and 40025 (Glenview, KY, 16 mi away).
  • 🔄 Backwards, 40023 becomes 32004 — and that is a real ZIP code: Ponte Vedra Beach, FL, 594 miles away.
  • 👥 27 other ZIP codes are made of exactly the same digits (02043, 02304, 02340, 03042, 03240, 04032, …). The farthest-flung twin is 34002 in APO AA, a military post office, 2,050 miles away.
  • 🧭 Farther south than 57% of all ZIP codes, and farther east than 55%.
  • 🎯715 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 40023 and you would come out at 38.16°S, 94.58°E — 1,275 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 49m of daylight. Shortest: 9h 30m.
  • 📏 At 24.3 square miles of land, 40023 is bigger than 41% of ZIP codes — room for about 18 Central Parks.
🌙 The sky over 40023 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population6,870This ZIP6,870
Households2,489This ZIP2,489
Housing units2,584This ZIP2,584
Median age44.6This ZIP44.6Kentucky39.1US 38.9
Median household income$144,635This ZIP$144,635Kentucky$63,726US $80,734
Median home value$497,800This ZIP$497,800Kentucky$205,600US $332,700
Median gross rent$1,181This ZIP$1,181Kentucky$967US $1,413
Bachelor's degree or higher49.5%This ZIP49.5%
Mean commute28.2 minThis ZIP28.2 min
Population density283.0 / sq miThis ZIP283.0 / sq mi

Business and tax activity

Business establishments91This ZIP91
Employees477This ZIP477
Annual payroll$27,009,000This ZIP$27,009,000
Tax returns filed3,080This ZIP3,080
Total adjusted gross income$430,592,000This ZIP$430,592,000

Land area

Land area24.28 sq miThis ZIP24.28 sq mi
Water area0.28 sq miThis ZIP0.28 sq mi

Counties 40023 spans

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

CountyShare of this ZIP
Jefferson County 59.8%
Spencer County 32.5%
Shelby County 7.6%

Other place names in 40023

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

ZIP codes near 40023

ZIPCityDistance
40022 Finchville, KY 4.5 mi
40018 Eastwood, KY 5.1 mi
40299 Louisville, KY 5.1 mi
40067 Simpsonville, KY 5.4 mi
40245 Louisville, KY 7.3 mi
40243 Louisville, KY 7.9 mi
40071 Taylorsville, KY 8.7 mi
40291 Louisville, KY 8.9 mi
40223 Louisville, KY 9.1 mi
40056 Pewee Valley, KY 10.5 mi

Find every ZIP code within 10 miles of 40023 →

Questions about this ZIP code

Where is ZIP code 40023?

40023 is in Fisherville, Kentucky, in Jefferson County, part of the Louisville/Jefferson County, KY-IN metropolitan area. Its published point location is 38.1640, -85.4239.

What county is 40023 in?

40023 spans 3 counties: Jefferson County, Spencer County and Shelby County. Most of it falls in Jefferson 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 40023?

Fisherville uses area code 502, from NANPA's telephone records.

What time zone is 40023 in?

40023 uses America/Kentucky/Louisville.

How many people live in 40023?

About 6,870 people live in ZIP code 40023, in 2,489 households, at 283.0 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 40023?

$144,635 a year, against $63,726 across Kentucky.

What ZIP codes are near 40023?

The closest are 40022 (4.5 mi), 40018 (5.1 mi), 40299 (5.1 mi), 40067 (5.4 mi) and 40245 (7.3 mi).

Is 40023 a PO Box ZIP code?

40023 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “40023 ZIP Code — Fisherville, Kentucky (Jefferson County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/40023

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/40023.json

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