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Where 43523 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 43523 into a pocket calculator and turn it upside down: EZSEh — not quite a word, sorry.
- ➕ As a number, 43,523 = 71 × 613. Its digits add up to 17, a total 2,133 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1010101000000011 - 🏠 Its numerical neighbours: 43522 (Grand Rapids, OH, 10 mi away) and 43524 (Hamler, OH, 8 mi away).
- 🔄 Backwards, 43523 becomes 32534 — and that is a real ZIP code: Pensacola, FL, 769 miles away.
- 👥 25 other ZIP codes are made of exactly the same digits (23345, 23354, 23435, 23453, 24533, 25334, …). The farthest-flung twin is 33245 in Miami, FL, 1,097 miles away.
- 🧭 Farther north than 70% of all ZIP codes, and farther east than 60%.
- 🎯771 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 43523 and you would come out at 41.34°S, 96.00°E — 1,273 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 10m of daylight. Shortest: 9h 11m.
- 📏 At 3.1 square miles of land, 43523 is bigger than 14% of ZIP codes — room for about 2.3 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 44This ZIP44 |
|---|---|
| Households | 22This ZIP22 |
| Housing units | 22This ZIP22 |
| Bachelor's degree or higher | 50.0%This ZIP50.0% |
| Population density | 14.4 / sq miThis ZIP14.4 / sq mi |
Business and tax activity
| Business establishments | 3This ZIP3 |
|---|---|
| Employees | 21This ZIP21 |
| Annual payroll | $1,328,000This ZIP$1,328,000 |
Land area
| Land area | 3.06 sq miThis ZIP3.06 sq mi |
|---|---|
| Water area | 0.00 sq mi |
ZIP codes near 43523
| ZIP | City | Distance |
|---|---|---|
43535 | Malinta, OH | 2.6 mi |
43534 | Mc Clure, OH | 3.8 mi |
43550 | Okolona, OH | 5.9 mi |
43545 | Napoleon, OH | 7.7 mi |
43532 | Liberty Center, OH | 7.8 mi |
43524 | Hamler, OH | 8.0 mi |
43510 | Colton, OH | 9.1 mi |
43541 | Milton Center, OH | 9.2 mi |
43516 | Deshler, OH | 9.6 mi |
43522 | Grand Rapids, OH | 10.3 mi |
Find every ZIP code within 10 miles of 43523 →
Questions about this ZIP code
Where is ZIP code 43523?
43523 is in Grelton, Ohio, in Henry County. Its published point location is 41.3387, -83.9987.
What county is 43523 in?
43523 lies in Henry County.
What area code is 43523?
Grelton uses area code 419, from NANPA's telephone records.
What time zone is 43523 in?
43523 uses America/New_York.
How many people live in 43523?
About 44 people live in ZIP code 43523, in 22 households, at 14.4 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 43523?
The closest are 43535 (2.6 mi), 43534 (3.8 mi), 43550 (5.9 mi), 43545 (7.7 mi) and 43532 (7.8 mi).
Is 43523 a PO Box ZIP code?
43523 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “43523 ZIP Code — Grelton, Ohio (Henry County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/43523
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/43523.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.