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zipcodes.pro — ZIP/81431

81431

ZIP 81431 is Redvale, Colorado, mostly in San Miguel County; area code 970; Mountain time.

Type
Standard
Time zone
America/Denver
County
San Miguel +1 more
Metro area
none
Population
745
Coordinates
38.1435, -108.5141
☼ Live from 81431 — Redvale, CO

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Local time: —

Where 81431 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 81431
  • 🔢 Type 81431 into a pocket calculator and turn it upside down: IEhIB — not quite a word, sorry.
  • ➕ As a number, 81,431 = 7 × 11633. Its digits add up to 17, a total 2,133 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011111000010111
  • 🏠 Its numerical neighbours: 81430 (Placerville, CO, 25 mi away) and 81432 (Ridgway, CO, 42 mi away).
  • 🔄 Backwards, 81431 becomes 13418 — and that is a real ZIP code: North Brookfield, NY, 1,759 miles away.
  • 👥 26 other ZIP codes are made of exactly the same digits (13148, 13418, 13814, 13841, 14138, 14813, …). The farthest-flung twin is 18341 in Minisink Hills, PA, 1,778 miles away.
  • 🧭 Farther south than 57% of all ZIP codes, and farther west than 85%.
  • 🎯546 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 81431 and you would come out at 38.14°S, 71.49°E — 777 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 49m of daylight. Shortest: 9h 31m.
  • 📏 At 133.8 square miles of land, 81431 is bigger than 84% of ZIP codes — room for about 102 Central Parks.
🌙 The sky over 81431 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population745This ZIP745
Households265This ZIP265
Housing units287This ZIP287
Median age41.7This ZIP41.7Colorado37.7US 38.9
Median household income$83,304This ZIP$83,304Colorado$95,470US $80,734
Median home value$262,500This ZIP$262,500Colorado$539,400US $332,700
Bachelor's degree or higher28.8%This ZIP28.8%
Mean commute27.2 minThis ZIP27.2 min
Population density5.6 / sq miThis ZIP5.6 / sq mi

Business and tax activity

Business establishments9This ZIP9
Employees12This ZIP12
Annual payroll$647,000This ZIP$647,000
Tax returns filed130This ZIP130
Total adjusted gross income$7,911,000This ZIP$7,911,000

Land area

Land area133.84 sq miThis ZIP133.84 sq mi
Water area0.01 sq miThis ZIP0.01 sq mi

Counties 81431 spans

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

CountyShare of this ZIP
San Miguel County 65.1%
Montrose County 34.9%

Other place names in 81431

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

ZIP codes near 81431

ZIPCityDistance
81423 Norwood, CO 10.4 mi
81424 Nucla, CO 13.9 mi
81422 Naturita, CO 16.1 mi
81325 Egnar, CO 18.9 mi
81430 Placerville, CO 25.1 mi
81429 Paradox, CO 25.8 mi
81411 Bedrock, CO 26.3 mi
81425 Olathe, CO 30.5 mi
81320 Cahone, CO 31.6 mi
81403 Montrose, CO 33.9 mi

Find every ZIP code within 10 miles of 81431 →

Questions about this ZIP code

Where is ZIP code 81431?

81431 is in Redvale, Colorado, in San Miguel County. Its published point location is 38.1435, -108.5141.

What county is 81431 in?

81431 spans 2 counties: San Miguel County and Montrose County. Most of it falls in San Miguel 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 81431?

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

What time zone is 81431 in?

81431 uses America/Denver.

How many people live in 81431?

About 745 people live in ZIP code 81431, in 265 households, at 5.6 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 81431?

$83,304 a year, against $95,470 across Colorado.

What ZIP codes are near 81431?

The closest are 81423 (10.4 mi), 81424 (13.9 mi), 81422 (16.1 mi), 81325 (18.9 mi) and 81430 (25.1 mi).

Is 81431 a PO Box ZIP code?

81431 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “81431 ZIP Code — Redvale, Colorado (San Miguel County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/81431

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