45831
ZIP 45831 is Continental, Ohio, mostly in Putnam County; area code 419; Eastern time.
- Type
- Standard
- Time zone
- America/New_York
- County
- Putnam +2 more
- Metro area
- none
- Population
- 3,233
- Coordinates
- 41.1138, -84.2550
Weather right now
Asking the National Weather Service…
Where 45831 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 45831 into a pocket calculator and turn it upside down: IEBSh — not quite a word, sorry.
- ➕ As a number, 45,831 = 3 × 15277. Its digits add up to 21, a total 2,594 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1011001100000111 - 🏠 Its numerical neighbours: 45830 (Columbus Grove, OH, 16 mi away) and 45832 (Convoy, OH, 28 mi away).
- 🔄 Backwards, 45831 becomes 13854, which is not a ZIP code at all.
- 👥 47 other ZIP codes are made of exactly the same digits (13485, 13845, 14538, 14853, 15348, 15438, …). The farthest-flung twin is 85341 in Lukeville, AZ, 1,692 miles away.
- 🧭 Farther north than 68% of all ZIP codes, and farther east than 59%.
- 🎯757 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 45831 and you would come out at 41.11°S, 95.75°E — 1,279 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 08m of daylight. Shortest: 9h 12m.
- 📏 At 74.4 square miles of land, 45831 is bigger than 70% of ZIP codes — room for about 56 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 3,233This ZIP3,233 |
|---|---|
| Households | 1,333This ZIP1,333 |
| Housing units | 1,420This ZIP1,420 |
| Median age | 44.6This ZIP44.6Ohio39.7US 38.9 |
| Median household income | $71,473This ZIP$71,473Ohio$71,389US $80,734 |
| Median home value | $168,000This ZIP$168,000Ohio$214,800US $332,700 |
| Median gross rent | $542This ZIP$542Ohio$1,034US $1,413 |
| Bachelor's degree or higher | 11.6%This ZIP11.6% |
| Mean commute | 30.8 minThis ZIP30.8 min |
| Population density | 43.5 / sq miThis ZIP43.5 / sq mi |
Business and tax activity
| Business establishments | 40This ZIP40 |
|---|---|
| Employees | 366This ZIP366 |
| Annual payroll | $19,025,000This ZIP$19,025,000 |
| Tax returns filed | 1,500This ZIP1,500 |
| Total adjusted gross income | $97,208,000This ZIP$97,208,000 |
Land area
| Land area | 74.38 sq miThis ZIP74.38 sq mi |
|---|---|
| Water area | 0.23 sq miThis ZIP0.23 sq mi |
Counties 45831 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Putnam County | 97.1% |
| Defiance County | 2.2% |
| Paulding County | 0.7% |
Other place names in 45831
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 45831
| ZIP | City | Distance |
|---|---|---|
45837 | Dupont, OH | 5.7 mi |
45864 | Miller City, OH | 6.2 mi |
43548 | New Bavaria, OH | 6.7 mi |
45873 | Oakwood, OH | 7.0 mi |
45827 | Cloverdale, OH | 8.3 mi |
45861 | Melrose, OH | 9.1 mi |
45853 | Kalida, OH | 9.3 mi |
43527 | Holgate, OH | 10.5 mi |
45848 | Glandorf, OH | 11.1 mi |
45875 | Ottawa, OH | 12.1 mi |
Find every ZIP code within 10 miles of 45831 →
Questions about this ZIP code
Where is ZIP code 45831?
45831 is in Continental, Ohio, in Putnam County. Its published point location is 41.1138, -84.2550.
What county is 45831 in?
45831 spans 3 counties: Putnam County, Defiance County and Paulding County. Most of it falls in Putnam 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 45831?
Continental uses area code 419, from NANPA's telephone records.
What time zone is 45831 in?
45831 uses America/New_York.
How many people live in 45831?
About 3,233 people live in ZIP code 45831, in 1,333 households, at 43.5 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 45831?
$71,473 a year, against $71,389 across Ohio.
What ZIP codes are near 45831?
The closest are 45837 (5.7 mi), 45864 (6.2 mi), 43548 (6.7 mi), 45873 (7 mi) and 45827 (8.3 mi).
Is 45831 a PO Box ZIP code?
45831 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “45831 ZIP Code — Continental, Ohio (Putnam County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/45831
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/45831.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.