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zipcodes.pro — ZIP/81154

81154

ZIP 81154 is South Fork, Colorado, mostly in Rio Grande County; area code 719; Mountain time.

Type
Standard
Time zone
America/Denver
County
Rio Grande +1 more
Metro area
none
Population
1,363
Coordinates
37.6340, -106.6679
☼ Live from 81154 — South Fork, CO

Weather right now

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Local time: —

Where 81154 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 81154
  • 🔢 Type 81154 into a pocket calculator and turn it upside down: hSIIB — not quite a word, sorry.
  • ➕ As a number, 81,154 = 2 × 40577. Its digits add up to 19, a total 2,454 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011110100000010
  • 🏠 Its numerical neighbours: 81152 (San Luis, CO, 78 mi away) and 81155 (Villa Grove, CO, 56 mi away).
  • 🔄 Backwards, 81154 becomes 45118 — and that is a real ZIP code: Fayetteville, OH, 1,233 miles away.
  • 👥 17 other ZIP codes are made of exactly the same digits (11548, 14518, 14815, 14851, 15148, 15841, …). The farthest-flung twin is 11548 in Greenvale, NY, 1,772 miles away.
  • 🧭 Farther south than 61% of all ZIP codes, and farther west than 84%.
  • 🎯461 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 81154 and you would come out at 37.63°S, 73.33°E — 824 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 46m of daylight. Shortest: 9h 33m.
  • 📏 At 375.0 square miles of land, 81154 is bigger than 96% of ZIP codes — room for about 285 Central Parks.
🌙 The sky over 81154 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population1,363This ZIP1,363
Households704This ZIP704
Housing units1,959This ZIP1,959
Median age52.7This ZIP52.7Colorado37.7US 38.9
Median household income$77,177This ZIP$77,177Colorado$95,470US $80,734
Median home value$511,300This ZIP$511,300Colorado$539,400US $332,700
Median gross rent$935This ZIP$935Colorado$1,761US $1,413
Bachelor's degree or higher48.2%This ZIP48.2%
Mean commute28.0 minThis ZIP28.0 min
Population density3.6 / sq miThis ZIP3.6 / sq mi

Business and tax activity

Business establishments79This ZIP79
Employees286This ZIP286
Annual payroll$11,685,000This ZIP$11,685,000
Tax returns filed650This ZIP650
Total adjusted gross income$53,387,000This ZIP$53,387,000

Land area

Land area375.04 sq miThis ZIP375.04 sq mi
Water area0.20 sq miThis ZIP0.20 sq mi

Counties 81154 spans

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

CountyShare of this ZIP
Rio Grande County 65.4%
Mineral County 34.6%

Other place names in 81154

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

ZIP codes near 81154

ZIPCityDistance
81132 Del Norte, CO 14.8 mi
81130 Creede, CO 23.9 mi
81144 Monte Vista, CO 29.5 mi
81157 Pagosa Springs, CO 31.4 mi
81135 Homelake, CO 31.5 mi
81147 Pagosa Springs, CO 33.2 mi
81120 Antonito, CO 35.0 mi
81125 Center, CO 35.1 mi
81140 La Jara, CO 36.2 mi
81149 Saguache, CO 36.7 mi

Find every ZIP code within 10 miles of 81154 →

Questions about this ZIP code

Where is ZIP code 81154?

81154 is in South Fork, Colorado, in Rio Grande County. Its published point location is 37.6340, -106.6679.

What county is 81154 in?

81154 spans 2 counties: Rio Grande County and Mineral County. Most of it falls in Rio Grande 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 81154?

South Fork uses area code 719, from NANPA's telephone records.

What time zone is 81154 in?

81154 uses America/Denver.

How many people live in 81154?

About 1,363 people live in ZIP code 81154, in 704 households, at 3.6 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 81154?

$77,177 a year, against $95,470 across Colorado.

What ZIP codes are near 81154?

The closest are 81132 (14.8 mi), 81130 (23.9 mi), 81144 (29.5 mi), 81157 (31.4 mi) and 81135 (31.5 mi).

Is 81154 a PO Box ZIP code?

81154 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “81154 ZIP Code — South Fork, Colorado (Rio Grande County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/81154

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