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Where 43240 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 43240 into a pocket calculator and turn it upside down: OhZEh — not quite a word, sorry.
- ➕ As a number, 43,240 = 2 × 2 × 2 × 5 × 23 × 47. Its digits add up to 13, a total 1,179 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1010100011101000 - 🏠 Its numerical neighbours: 43236 (Columbus, OH, 1 mi away) and 43251 (Columbus, OH, 12 mi away).
- 🔄 Backwards, 43240 becomes 04234 — and that is a real ZIP code: East Wilton, ME, 721 miles away.
- 👥 37 other ZIP codes are made of exactly the same digits (02344, 03244, 03442, 04234, 04243, 04342, …). The farthest-flung twin is 34024 in APO AA, a military post office, 1,820 miles away.
- 🧭 Farther north than 58% of all ZIP codes, and farther east than 63%.
- 🎯825 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 43240 and you would come out at 40.15°S, 97.02°E — 1,192 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 02m of daylight. Shortest: 9h 19m.
- 📏 At 2.5 square miles of land, 43240 is bigger than 13% of ZIP codes — room for about 1.9 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 7,679This ZIP7,679 |
|---|---|
| Households | 3,598This ZIP3,598 |
| Housing units | 3,831This ZIP3,831 |
| Median age | 32.9This ZIP32.9Ohio39.7US 38.9 |
| Median household income | $82,895This ZIP$82,895Ohio$71,389US $80,734 |
| Median home value | $329,200This ZIP$329,200Ohio$214,800US $332,700 |
| Median gross rent | $1,484This ZIP$1,484Ohio$1,034US $1,413 |
| Bachelor's degree or higher | 47.3%This ZIP47.3% |
| Mean commute | 20.8 minThis ZIP20.8 min |
| Population density | 3,122.8 / sq miThis ZIP3,122.8 / sq mi |
Business and tax activity
| Business establishments | 658This ZIP658 |
|---|---|
| Employees | 26,948This ZIP26,948 |
| Annual payroll | $2,571,926,000This ZIP$2,571,926,000 |
| Tax returns filed | 3,750This ZIP3,750 |
| Total adjusted gross income | $281,234,000This ZIP$281,234,000 |
Land area
| Land area | 2.46 sq miThis ZIP2.46 sq mi |
|---|---|
| Water area | 0.00 sq miThis ZIP0.00 sq mi |
Other place names in 43240
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 43240
| ZIP | City | Distance |
|---|---|---|
43236 | Columbus, OH | 1.5 mi |
43035 | Lewis Center, OH | 2.9 mi |
43085 | Columbus, OH | 3.5 mi |
43229 | Columbus, OH | 4.1 mi |
43231 | Columbus, OH | 5.2 mi |
43082 | Westerville, OH | 5.2 mi |
43081 | Westerville, OH | 5.4 mi |
43065 | Powell, OH | 6.3 mi |
43214 | Columbus, OH | 6.7 mi |
43021 | Galena, OH | 7.0 mi |
Find every ZIP code within 10 miles of 43240 →
Questions about this ZIP code
Where is ZIP code 43240?
43240 is in Columbus, Ohio, in Delaware County, part of the Columbus, OH metropolitan area. Its published point location is 40.1451, -82.9828.
What county is 43240 in?
43240 lies in Delaware County.
What area code is 43240?
Columbus uses area codes 614 and 380, from NANPA's telephone records.
What time zone is 43240 in?
43240 uses America/New_York.
How many people live in 43240?
About 7,679 people live in ZIP code 43240, in 3,598 households, at 3,122.8 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 43240?
$82,895 a year, against $71,389 across Ohio.
What ZIP codes are near 43240?
The closest are 43236 (1.5 mi), 43035 (2.9 mi), 43085 (3.5 mi), 43229 (4.1 mi) and 43231 (5.2 mi).
Is 43240 a PO Box ZIP code?
43240 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “43240 ZIP Code — Columbus, Ohio (Delaware County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/43240
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/43240.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.