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Where 84040 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 84040 into a pocket calculator and turn it upside down: OhOhB — not quite a word, sorry.
- ➕ As a number, 84,040 = 2 × 2 × 2 × 5 × 11 × 191. Its digits add up to 16, a total 1,922 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10100100001001000 - 🏠 Its numerical neighbours: 84039 (Lapoint, UT, 118 mi away) and 84041 (Layton, UT, 5 mi away).
- 🔄 Backwards, 84040 becomes 04048 — and that is a real ZIP code: Limerick, ME, 2,084 miles away.
- 👥 12 other ZIP codes are made of exactly the same digits (04048, 04084, 04408, 08404, 40048, 40840, …). The farthest-flung twin is 04408 in Aurora, ME, 2,196 miles away.
- 🧭 Farther north than 67% of all ZIP codes, and farther west than 87%.
- 🎯705 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 84040 and you would come out at 41.09°S, 68.10°E — 580 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 08m of daylight. Shortest: 9h 13m.
- 📏 At 24.2 square miles of land, 84040 is bigger than 41% of ZIP codes — room for about 18 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 28,509This ZIP28,509 |
|---|---|
| Households | 9,296This ZIP9,296 |
| Housing units | 9,607This ZIP9,607 |
| Median age | 36.3This ZIP36.3Utah32.0US 38.9 |
| Median household income | $128,365This ZIP$128,365Utah$95,166US $80,734 |
| Median home value | $542,500This ZIP$542,500Utah$489,400US $332,700 |
| Median gross rent | $1,831This ZIP$1,831Utah$1,496US $1,413 |
| Bachelor's degree or higher | 47.4%This ZIP47.4% |
| Mean commute | 22.4 minThis ZIP22.4 min |
| Population density | 1,175.8 / sq miThis ZIP1,175.8 / sq mi |
Business and tax activity
| Business establishments | 507This ZIP507 |
|---|---|
| Employees | 3,206This ZIP3,206 |
| Annual payroll | $125,110,000This ZIP$125,110,000 |
| Tax returns filed | 12,370This ZIP12,370 |
| Total adjusted gross income | $1,320,246,000This ZIP$1,320,246,000 |
Land area
| Land area | 24.25 sq miThis ZIP24.25 sq mi |
|---|---|
| Water area | 0.12 sq miThis ZIP0.12 sq mi |
Other place names in 84040
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 84040
| ZIP | City | Distance |
|---|---|---|
84041 | Layton, UT | 4.6 mi |
84405 | Ogden, UT | 5.1 mi |
84037 | Kaysville, UT | 5.5 mi |
84056 | Hill Afb, UT | 5.6 mi |
84016 | Clearfield, UT | 6.8 mi |
84408 | Ogden, UT | 7.3 mi |
84025 | Farmington, UT | 8.0 mi |
84403 | Ogden, UT | 8.5 mi |
84015 | Clearfield, UT | 8.7 mi |
84075 | Syracuse, UT | 9.3 mi |
Find every ZIP code within 10 miles of 84040 →
Questions about this ZIP code
Where is ZIP code 84040?
84040 is in Layton, Utah, in Davis County, part of the Ogden, UT metropolitan area. Its published point location is 41.0917, -111.8972.
What county is 84040 in?
84040 lies in Davis County.
What area code is 84040?
Layton uses area codes 385 and 801, from NANPA's telephone records.
What time zone is 84040 in?
84040 uses America/Denver.
How many people live in 84040?
About 28,509 people live in ZIP code 84040, in 9,296 households, at 1,175.8 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 84040?
$128,365 a year, against $95,166 across Utah.
What ZIP codes are near 84040?
The closest are 84041 (4.6 mi), 84405 (5.1 mi), 84037 (5.5 mi), 84056 (5.6 mi) and 84016 (6.8 mi).
Is 84040 a PO Box ZIP code?
84040 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “84040 ZIP Code — Layton, Utah (Davis County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/84040
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/84040.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.