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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/81225

81225

ZIP 81225 is in Crested Butte, Colorado, in Gunnison County; area code 970; Mountain time. Crested Butte has 2 ZIP codes; the other is 81224.

Type
Standard
Time zone
America/Denver
County
Gunnison
Metro area
none
Population
823
Coordinates
38.9623, -107.0163
☼ Live from 81225 — Crested Butte, CO

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Local time: —

Where 81225 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 81225
  • 🔢 Type 81225 into a pocket calculator and turn it upside down: SZZIB — not quite a word, sorry.
  • ➕ As a number, 81,225 = 3 × 3 × 5 × 5 × 19 × 19. Its digits add up to 18, a total 2,332 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011110101001001
  • 🏠 Its numerical neighbours: 81224 (Crested Butte, CO, 7 mi away) and 81226 (Florence, CO, 113 mi away).
  • 🔄 Backwards, 81225 becomes 52218 — and that is a real ZIP code: Coggon, IA, 842 miles away.
  • 👥 31 other ZIP codes are made of exactly the same digits (12528, 12582, 12852, 15228, 15282, 15822, …). The farthest-flung twin is 12582 in Stormville, NY, 1,754 miles away.
  • 🧭 Farther south than 51% of all ZIP codes, and farther west than 84%.
  • 🎯454 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 81225 and you would come out at 38.96°S, 72.98°E — 730 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 54m of daylight. Shortest: 9h 26m.
  • 📏 At 28.8 square miles of land, 81225 is bigger than 45% of ZIP codes — room for about 22 Central Parks.
🌙 The sky over 81225 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population823This ZIP823
Households472This ZIP472
Housing units1,603This ZIP1,603
Median age42.3This ZIP42.3Colorado37.7US 38.9
Median household income$85,357This ZIP$85,357Colorado$95,470US $80,734
Median home value$555,300This ZIP$555,300Colorado$539,400US $332,700
Median gross rent$2,129This ZIP$2,129Colorado$1,761US $1,413
Bachelor's degree or higher88.1%This ZIP88.1%
Mean commute13.0 minThis ZIP13.0 min
Population density28.6 / sq miThis ZIP28.6 / sq mi

Business and tax activity

Business establishments57This ZIP57
Employees995This ZIP995
Annual payroll$20,511,000This ZIP$20,511,000

Land area

Land area28.78 sq miThis ZIP28.78 sq mi
Water area0.07 sq miThis ZIP0.07 sq mi

Other place names in 81225

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

ZIP codes near 81225

ZIPCityDistance
81224 Crested Butte, CO 7.2 mi
81612 Aspen, CO 11.1 mi
81654 Snowmass, CO 16.9 mi
81615 Snowmass Village, CO 17.8 mi
81210 Almont, CO 21.1 mi
81623 Carbondale, CO 21.1 mi
81434 Somerset, CO 22.3 mi
81611 Aspen, CO 23.0 mi
81656 Woody Creek, CO 25.1 mi
81231 Gunnison, CO 29.2 mi

Find every ZIP code within 10 miles of 81225 →

Questions about this ZIP code

Where is ZIP code 81225?

81225 is in Crested Butte, Colorado, in Gunnison County. Its published point location is 38.9623, -107.0163.

What county is 81225 in?

81225 lies in Gunnison County.

What area code is 81225?

Crested Butte uses area code 970, from NANPA's telephone records.

What time zone is 81225 in?

81225 uses America/Denver.

How many people live in 81225?

About 823 people live in ZIP code 81225, in 472 households, at 28.6 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 81225?

$85,357 a year, against $95,470 across Colorado.

What ZIP codes are near 81225?

The closest are 81224 (7.2 mi), 81612 (11.1 mi), 81654 (16.9 mi), 81615 (17.8 mi) and 81210 (21.1 mi).

Is 81225 a PO Box ZIP code?

81225 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “81225 ZIP Code — Crested Butte, Colorado (Gunnison County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/81225

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