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ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/43040

43040

ZIP 43040 is in Marysville, Ohio, mostly in Union County; area codes 937 and 326; Eastern time. Marysville has 2 ZIP codes; the other is 43041.

Type
Standard
Time zone
America/New_York
County
Union +1 more
Metro area
Columbus, OH
Population
38,990
Coordinates
40.2613, -83.3581
☼ Live from 43040 — Marysville, OH

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Local time: —

Where 43040 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.

★ Weird and wonderful facts about 43040
  • 🔢 Type 43040 into a pocket calculator and turn it upside down: OhOEh — not quite a word, sorry.
  • ➕ As a number, 43,040 = 2 × 2 × 2 × 2 × 2 × 5 × 269. Its digits add up to 11, a total 714 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1010100000100000
  • 🏠 Its numerical neighbours: 43037 (Martinsburg, OH, 55 mi away) and 43041 (Marysville, OH, 2 mi away).
  • 🔄 Backwards, 43040 becomes 04034 — and that is a real ZIP code: Freeport, ME, 723 miles away.
  • 👥 13 other ZIP codes are made of exactly the same digits (03044, 03440, 04034, 04043, 04430, 30044, …). The farthest-flung twin is 34004 in APO AA, a military post office, 2,171 miles away.
  • 🧭 Farther north than 59% of all ZIP codes, and farther east than 62%.
  • 🎯805 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 43040 and you would come out at 40.26°S, 96.64°E — 1,213 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 03m of daylight. Shortest: 9h 18m.
  • 📏 At 166.3 square miles of land, 43040 is bigger than 88% of ZIP codes — room for about 126 Central Parks.
🌙 The sky over 43040 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population38,990This ZIP38,990
Households14,519This ZIP14,519
Housing units15,005This ZIP15,005
Median age38.5This ZIP38.5Ohio39.7US 38.9
Median household income$99,321This ZIP$99,321Ohio$71,389US $80,734
Median home value$311,100This ZIP$311,100Ohio$214,800US $332,700
Median gross rent$1,231This ZIP$1,231Ohio$1,034US $1,413
Bachelor's degree or higher33.5%This ZIP33.5%
Mean commute24.7 minThis ZIP24.7 min
Population density234.5 / sq miThis ZIP234.5 / sq mi

Business and tax activity

Business establishments657This ZIP657
Employees20,025This ZIP20,025
Annual payroll$1,172,151,000This ZIP$1,172,151,000
Tax returns filed18,030This ZIP18,030
Total adjusted gross income$1,471,018,000This ZIP$1,471,018,000

Land area

Land area166.27 sq miThis ZIP166.27 sq mi
Water area2.39 sq miThis ZIP2.39 sq mi

Counties 43040 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
Union County 99.2%
Delaware County 0.8%

Other place names in 43040

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 43040

ZIPCityDistance
43041 Marysville, OH 1.8 mi
43007 Broadway, OH 5.3 mi
43036 Magnetic Springs, OH 8.0 mi
43045 Milford Center, OH 8.3 mi
43061 Ostrander, OH 8.4 mi
43077 Unionville Center, OH 8.6 mi
43067 Raymond, OH 8.7 mi
43060 North Lewisburg, OH 11.6 mi
43336 Middleburg, OH 11.6 mi
43344 Richwood, OH 11.7 mi

Find every ZIP code within 10 miles of 43040 →

Questions about this ZIP code

Where is ZIP code 43040?

43040 is in Marysville, Ohio, in Union County, part of the Columbus, OH metropolitan area. Its published point location is 40.2613, -83.3581.

What county is 43040 in?

43040 spans 2 counties: Union County and Delaware County. Most of it falls in Union 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 43040?

Marysville uses area codes 937 and 326, from NANPA's telephone records.

What time zone is 43040 in?

43040 uses America/New_York.

How many people live in 43040?

About 38,990 people live in ZIP code 43040, in 14,519 households, at 234.5 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 43040?

$99,321 a year, against $71,389 across Ohio.

What ZIP codes are near 43040?

The closest are 43041 (1.8 mi), 43007 (5.3 mi), 43036 (8 mi), 43045 (8.3 mi) and 43061 (8.4 mi).

Is 43040 a PO Box ZIP code?

43040 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “43040 ZIP Code — Marysville, Ohio (Union County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/43040

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/43040.json

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