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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/45011

45011

ZIP 45011 is in Hamilton, Ohio, in Butler County; area codes 513 and 283; Eastern time. Hamilton has 4 ZIP codes; the others are 45012, 45013 and 45015.

Type
Standard
Time zone
America/New_York
County
Butler
Population
75,864
Coordinates
39.4266, -84.4976
☼ Live from 45011 — Hamilton, OH

Weather right now

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Local time: —

Where 45011 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 45011
  • 🔢 Type 45011 into a pocket calculator and turn it upside down: IIOSh — not quite a word, sorry.
  • ➕ As a number, 45,011 = 19 × 23 × 103. Its digits add up to 11, a total 714 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1010111111010011
  • 🏠 Its numerical neighbours: 45005 (Franklin, OH, 13 mi away) and 45012 (Hamilton, OH, 4 mi away).
  • 🔄 Backwards, 45011 becomes 11054 — and that is a real ZIP code: Port Washington, NY, 583 miles away.
  • 👥 33 other ZIP codes are made of exactly the same digits (01451, 01541, 05141, 10154, 10451, 10514, …). The farthest-flung twin is 01451 in Harvard, MA, 706 miles away.
  • 🧭 Farther north than 52% 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 45011 and you would come out at 39.43°S, 95.50°E — 1,250 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 57m of daylight. Shortest: 9h 23m.
  • 📏 At 60.4 square miles of land, 45011 is bigger than 65% of ZIP codes — room for about 46 Central Parks.
🌙 The sky over 45011 today
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🌋 Shake report
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Source: USGS.

People and housing

Population75,864This ZIP75,864
Households27,100This ZIP27,100
Housing units28,540This ZIP28,540
Median age39.2This ZIP39.2Ohio39.7US 38.9
Median household income$91,873This ZIP$91,873Ohio$71,389US $80,734
Median home value$293,800This ZIP$293,800Ohio$214,800US $332,700
Median gross rent$1,068This ZIP$1,068Ohio$1,034US $1,413
Bachelor's degree or higher33.6%This ZIP33.6%
Mean commute23.7 minThis ZIP23.7 min
Population density1,256.3 / sq miThis ZIP1,256.3 / sq mi

Business and tax activity

Business establishments1,188This ZIP1,188
Employees20,299This ZIP20,299
Annual payroll$1,057,544,000This ZIP$1,057,544,000
Tax returns filed33,460This ZIP33,460
Total adjusted gross income$2,887,614,000This ZIP$2,887,614,000

Land area

Land area60.39 sq miThis ZIP60.39 sq mi
Water area0.73 sq miThis ZIP0.73 sq mi

Other place names in 45011

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

ZIP codes near 45011

ZIPCityDistance
45055 Overpeck, OH 2.2 mi
45012 Hamilton, OH 4.3 mi
45018 Fairfield, OH 4.3 mi
45067 Trenton, OH 4.8 mi
45062 Seven Mile, OH 5.0 mi
45015 Hamilton, OH 5.0 mi
45044 Middletown, OH 6.1 mi
45050 Monroe, OH 7.1 mi
45069 West Chester, OH 7.3 mi
45014 Fairfield, OH 7.6 mi

Find every ZIP code within 10 miles of 45011 →

Questions about this ZIP code

Where is ZIP code 45011?

45011 is in Hamilton, Ohio, in Butler County, part of the Cincinnati, OH-KY-IN metropolitan area. Its published point location is 39.4266, -84.4976.

What county is 45011 in?

45011 lies in Butler County.

What area code is 45011?

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

What time zone is 45011 in?

45011 uses America/New_York.

How many people live in 45011?

About 75,864 people live in ZIP code 45011, in 27,100 households, at 1,256.3 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 45011?

$91,873 a year, against $71,389 across Ohio.

What ZIP codes are near 45011?

The closest are 45055 (2.2 mi), 45012 (4.3 mi), 45018 (4.3 mi), 45067 (4.8 mi) and 45062 (5 mi).

Is 45011 a PO Box ZIP code?

45011 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “45011 ZIP Code — Hamilton, Ohio (Butler County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/45011

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