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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/33431

33431

ZIP 33431 is in Boca Raton, Florida, in Palm Beach County; area codes 561 and 728; Eastern time. Boca Raton has 16 ZIP codes in all.

Type
Standard
Time zone
America/New_York
County
Palm Beach
Population
24,608
Coordinates
26.3746, -80.1066
☼ Live from 33431 — Boca Raton, FL

Weather right now

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Local time: —

Where 33431 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 33431
  • 🔢 Type 33431 into a pocket calculator and turn it upside down: IEhEE — not quite a word, sorry.
  • ➕ As a number, 33,431 = 101 × 331. Its digits add up to 14, a total 1,416 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1000001010010111
  • 🏠 Its numerical neighbours: 33430 (Belle Glade, FL, 33 mi away) and 33432 (Boca Raton, FL, 3 mi away).
  • 🔄 Backwards, 33431 becomes 13433 — and that is a real ZIP code: Port Leyden, NY, 1,221 miles away.
  • 👥 9 other ZIP codes are made of exactly the same digits (13334, 13343, 13433, 33134, 33143, 33314, …). The farthest-flung twin is 13343 in Glenfield, NY, 1,230 miles away.
  • 🧭 Farther south than 97% of all ZIP codes, and farther east than 73%.
  • 🎯1,411 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 33431 and you would come out at 26.37°S, 99.89°E — 1,002 miles from West Island, Cocos Islands, the nearest big city to that spot.
  • ☀Longest day of the year: 13h 48m of daylight. Shortest: 10h 29m.
  • 📏 At 8.3 square miles of land, 33431 is bigger than 25% of ZIP codes — room for about 6.3 Central Parks.
🌙 The sky over 33431 today
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🌋 Shake report
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Source: USGS.

People and housing

Population24,608This ZIP24,608
Households7,814This ZIP7,814
Housing units9,181This ZIP9,181
Median age29.7This ZIP29.7Florida42.6US 38.9
Median household income$107,896This ZIP$107,896Florida$74,568US $80,734
Median home value$640,700This ZIP$640,700Florida$359,000US $332,700
Median gross rent$2,712This ZIP$2,712Florida$1,669US $1,413
Bachelor's degree or higher61.2%This ZIP61.2%
Mean commute21.0 minThis ZIP21.0 min
Population density2,953.4 / sq miThis ZIP2,953.4 / sq mi

Business and tax activity

Business establishments3,031This ZIP3,031
Employees40,534This ZIP40,534
Annual payroll$3,600,463,000This ZIP$3,600,463,000
Tax returns filed9,370This ZIP9,370
Total adjusted gross income$2,809,516,000This ZIP$2,809,516,000

Land area

Land area8.33 sq miThis ZIP8.33 sq mi
Water area0.82 sq miThis ZIP0.82 sq mi

Other place names in 33431

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

ZIP codes near 33431

ZIPCityDistance
33427 Boca Raton, FL 0.1 mi
33429 Boca Raton, FL 1.8 mi
33464 Boca Raton, FL 1.8 mi
33481 Boca Raton, FL 1.8 mi
33488 Boca Raton, FL 1.8 mi
33497 Boca Raton, FL 1.8 mi
33499 Boca Raton, FL 1.8 mi
33486 Boca Raton, FL 1.9 mi
33432 Boca Raton, FL 2.6 mi
33487 Boca Raton, FL 2.8 mi

Find every ZIP code within 10 miles of 33431 →

Questions about this ZIP code

Where is ZIP code 33431?

33431 is in Boca Raton, Florida, in Palm Beach County, part of the Miami-Fort Lauderdale-West Palm Beach, FL metropolitan area. Its published point location is 26.3746, -80.1066.

What county is 33431 in?

33431 lies in Palm Beach County.

What area code is 33431?

Boca Raton uses area codes 561 and 728, from NANPA's telephone records.

What time zone is 33431 in?

33431 uses America/New_York.

How many people live in 33431?

About 24,608 people live in ZIP code 33431, in 7,814 households, at 2,953.4 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 33431?

$107,896 a year, against $74,568 across Florida.

What ZIP codes are near 33431?

The closest are 33427 (0.1 mi), 33429 (1.8 mi), 33464 (1.8 mi), 33481 (1.8 mi) and 33488 (1.8 mi).

Is 33431 a PO Box ZIP code?

33431 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “33431 ZIP Code — Boca Raton, Florida (Palm Beach County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/33431

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