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Where 45840 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 45840 into a pocket calculator and turn it upside down: OhBSh — not quite a word, sorry.
- ➕ As a number, 45,840 = 2 × 2 × 2 × 2 × 3 × 5 × 191. Its digits add up to 21, a total 2,594 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1011001100010000 - 🏠 Its numerical neighbours: 45839 (Findlay, OH, 1 mi away) and 45841 (Jenera, OH, 11 mi away).
- 🔄 Backwards, 45840 becomes 04854 — and that is a real ZIP code: Owls Head, ME, 769 miles away.
- 👥 28 other ZIP codes are made of exactly the same digits (04485, 04548, 04854, 05448, 08544, 40845, …). The farthest-flung twin is 85044 in Phoenix, AZ, 1,640 miles away.
- 🧭 Farther north than 67% of all ZIP codes, and farther east than 61%.
- 🎯789 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 45840 and you would come out at 41.03°S, 96.35°E — 1,248 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 08m of daylight. Shortest: 9h 13m.
- 📏 At 166.5 square miles of land, 45840 is bigger than 88% of ZIP codes — room for about 126 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 54,559This ZIP54,559 |
|---|---|
| Households | 23,773This ZIP23,773 |
| Housing units | 25,499This ZIP25,499 |
| Median age | 38.9This ZIP38.9Ohio39.7US 38.9 |
| Median household income | $68,083This ZIP$68,083Ohio$71,389US $80,734 |
| Median home value | $213,000This ZIP$213,000Ohio$214,800US $332,700 |
| Median gross rent | $986This ZIP$986Ohio$1,034US $1,413 |
| Bachelor's degree or higher | 33.3%This ZIP33.3% |
| Mean commute | 16.7 minThis ZIP16.7 min |
| Population density | 327.7 / sq miThis ZIP327.7 / sq mi |
Business and tax activity
| Business establishments | 1,404This ZIP1,404 |
|---|---|
| Employees | 34,756This ZIP34,756 |
| Annual payroll | $2,064,203,000This ZIP$2,064,203,000 |
| Tax returns filed | 27,160This ZIP27,160 |
| Total adjusted gross income | $2,245,166,000This ZIP$2,245,166,000 |
Land area
| Land area | 166.49 sq miThis ZIP166.49 sq mi |
|---|---|
| Water area | 1.70 sq miThis ZIP1.70 sq mi |
Other place names in 45840
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 45840
| ZIP | City | Distance |
|---|---|---|
45839 | Findlay, OH | 1.3 mi |
45816 | Benton Ridge, OH | 7.7 mi |
44804 | Arcadia, OH | 8.1 mi |
45890 | Vanlue, OH | 8.6 mi |
45889 | Van Buren, OH | 8.8 mi |
45881 | Rawson, OH | 8.8 mi |
45814 | Arlington, OH | 9.1 mi |
45858 | Mc Comb, OH | 9.8 mi |
45867 | Mount Blanchard, OH | 10.7 mi |
45841 | Jenera, OH | 10.9 mi |
Find every ZIP code within 10 miles of 45840 →
Questions about this ZIP code
Where is ZIP code 45840?
45840 is in Findlay, Ohio, in Hancock County, part of the Findlay, OH micropolitan area. Its published point location is 41.0259, -83.6489.
What county is 45840 in?
45840 lies in Hancock County.
What area code is 45840?
Findlay uses area codes 419 and 567, from NANPA's telephone records.
What time zone is 45840 in?
45840 uses America/New_York.
How many people live in 45840?
About 54,559 people live in ZIP code 45840, in 23,773 households, at 327.7 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 45840?
$68,083 a year, against $71,389 across Ohio.
What ZIP codes are near 45840?
The closest are 45839 (1.3 mi), 45816 (7.7 mi), 44804 (8.1 mi), 45890 (8.6 mi) and 45889 (8.8 mi).
Is 45840 a PO Box ZIP code?
45840 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “45840 ZIP Code — Findlay, Ohio (Hancock County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/45840
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/45840.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.