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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/45223

45223

ZIP 45223 is in Cincinnati, Ohio, in Hamilton County; area codes 513 and 283; Eastern time. Cincinnati has 71 ZIP codes in all.

Type
Standard
Time zone
America/New_York
County
Hamilton
Population
14,182
Coordinates
39.1710, -84.5514
☼ Live from 45223 — Cincinnati, OH

Weather right now

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Local time: —

Where 45223 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 45223
  • 🔢 Type 45223 into a pocket calculator and turn it upside down: EZZSh — not quite a word, sorry.
  • ➕ As a number, 45,223 = 41 × 1103. Its digits add up to 16, a total 1,922 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1011000010100111
  • 🏠 Its numerical neighbours: 45222 (Cincinnati, OH, 1 mi away) and 45224 (Cincinnati, OH, 2 mi away).
  • 🔄 Backwards, 45223 becomes 32254 — and that is a real ZIP code: Jacksonville, FL, 631 miles away.
  • 👥 29 other ZIP codes are made of exactly the same digits (22435, 22534, 23452, 24325, 24352, 24523, …). The farthest-flung twin is 32245 in Jacksonville, FL, 631 miles away.
  • 🧭 Farther north than 50% of all ZIP codes, and farther east than 58%.
  • 🎯749 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 45223 and you would come out at 39.17°S, 95.45°E — 1,247 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 56m of daylight. Shortest: 9h 24m.
  • 📏 At 4.6 square miles of land, 45223 is bigger than 18% of ZIP codes — room for about 3.5 Central Parks.
🌙 The sky over 45223 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population14,182This ZIP14,182
Households6,512This ZIP6,512
Housing units7,076This ZIP7,076
Median age35.7This ZIP35.7Ohio39.7US 38.9
Median household income$49,312This ZIP$49,312Ohio$71,389US $80,734
Median home value$210,100This ZIP$210,100Ohio$214,800US $332,700
Median gross rent$948This ZIP$948Ohio$1,034US $1,413
Bachelor's degree or higher45.6%This ZIP45.6%
Mean commute24.6 minThis ZIP24.6 min
Population density3,061.7 / sq miThis ZIP3,061.7 / sq mi

Business and tax activity

Business establishments266This ZIP266
Employees3,424This ZIP3,424
Annual payroll$199,275,000This ZIP$199,275,000
Tax returns filed6,040This ZIP6,040
Total adjusted gross income$340,278,000This ZIP$340,278,000

Land area

Land area4.63 sq miThis ZIP4.63 sq mi
Water area0.02 sq miThis ZIP0.02 sq mi

Other place names in 45223

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

ZIP codes near 45223

ZIPCityDistance
45201 Cincinnati, OH 0.8 mi
45221 Cincinnati, OH 0.8 mi
45222 Cincinnati, OH 0.8 mi
45234 Cincinnati, OH 0.8 mi
45235 Cincinnati, OH 0.8 mi
45250 Cincinnati, OH 0.8 mi
45253 Cincinnati, OH 0.8 mi
45254 Cincinnati, OH 0.8 mi
45258 Cincinnati, OH 0.8 mi
45262 Cincinnati, OH 0.8 mi

Find every ZIP code within 10 miles of 45223 →

Questions about this ZIP code

Where is ZIP code 45223?

45223 is in Cincinnati, Ohio, in Hamilton County, part of the Cincinnati, OH-KY-IN metropolitan area. Its published point location is 39.1710, -84.5514.

What county is 45223 in?

45223 lies in Hamilton County.

What area code is 45223?

Cincinnati uses area codes 513 and 283, from NANPA's telephone records.

What time zone is 45223 in?

45223 uses America/New_York.

How many people live in 45223?

About 14,182 people live in ZIP code 45223, in 6,512 households, at 3,061.7 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 45223?

$49,312 a year, against $71,389 across Ohio.

What ZIP codes are near 45223?

The closest are 45201 (0.8 mi), 45221 (0.8 mi), 45222 (0.8 mi), 45234 (0.8 mi) and 45235 (0.8 mi).

Is 45223 a PO Box ZIP code?

45223 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “45223 ZIP Code — Cincinnati, Ohio (Hamilton County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/45223

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