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zipcodes.pro — ZIP/81152

81152

ZIP 81152 is San Luis, Colorado, in Costilla County; area code 719; Mountain time.

Type
Standard
Time zone
America/Denver
County
Costilla
Metro area
Alamosa, CO
Population
1,244
Coordinates
37.1345, -105.3960
☼ Live from 81152 — San Luis, CO

Weather right now

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Local time: —

Where 81152 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 81152
  • 🔢 Type 81152 into a pocket calculator and turn it upside down: ZSIIB — not quite a word, sorry.
  • ➕ As a number, 81,152 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 317. Its digits add up to 17, a total 2,133 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011110100000000
  • 🏠 Its numerical neighbours: 81151 (Sanford, CO, 19 mi away) and 81154 (South Fork, CO, 78 mi away).
  • 🔄 Backwards, 81152 becomes 25118 — and that is a real ZIP code: Kimberly, WV, 1,315 miles away.
  • 👥 27 other ZIP codes are made of exactly the same digits (11582, 12158, 12185, 12518, 12581, 12815, …). The farthest-flung twin is 12185 in Valley Falls, NY, 1,720 miles away.
  • 🧭 Farther south than 64% of all ZIP codes, and farther west than 83%.
  • 🎯413 miles southwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 81152 and you would come out at 37.13°S, 74.60°E — 872 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 43m of daylight. Shortest: 9h 36m.
  • 📏 At 481.0 square miles of land, 81152 is bigger than 97% of ZIP codes — room for about 365 Central Parks.
🌙 The sky over 81152 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population1,244This ZIP1,244
Households552This ZIP552
Housing units900This ZIP900
Median age43.0This ZIP43.0Colorado37.7US 38.9
Median household income$31,875This ZIP$31,875Colorado$95,470US $80,734
Median home value$120,300This ZIP$120,300Colorado$539,400US $332,700
Median gross rent$731This ZIP$731Colorado$1,761US $1,413
Bachelor's degree or higher13.9%This ZIP13.9%
Mean commute16.3 minThis ZIP16.3 min
Population density2.6 / sq miThis ZIP2.6 / sq mi

Business and tax activity

Business establishments15This ZIP15
Employees75This ZIP75
Annual payroll$1,918,000This ZIP$1,918,000
Tax returns filed570This ZIP570
Total adjusted gross income$21,800,000This ZIP$21,800,000

Land area

Land area480.98 sq miThis ZIP480.98 sq mi
Water area1.96 sq miThis ZIP1.96 sq mi

Other place names in 81152

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

ZIP codes near 81152

ZIPCityDistance
81126 Chama, CO 3.3 mi
87524 Costilla, NM 13.8 mi
87512 Amalia, NM 14.9 mi
81138 Jaroso, CO 14.9 mi
81151 Sanford, CO 18.8 mi
81123 Blanca, CO 21.3 mi
81133 Fort Garland, CO 22.1 mi
81055 La Veta, CO 23.0 mi
81091 Weston, CO 23.8 mi
87556 Questa, NM 24.0 mi

Find every ZIP code within 10 miles of 81152 →

Questions about this ZIP code

Where is ZIP code 81152?

81152 is in San Luis, Colorado, in Costilla County, part of the Alamosa, CO micropolitan area. Its published point location is 37.1345, -105.3960.

What county is 81152 in?

81152 lies in Costilla County.

What area code is 81152?

San Luis uses area code 719, from NANPA's telephone records.

What time zone is 81152 in?

81152 uses America/Denver.

How many people live in 81152?

About 1,244 people live in ZIP code 81152, in 552 households, at 2.6 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 81152?

$31,875 a year, against $95,470 across Colorado.

What ZIP codes are near 81152?

The closest are 81126 (3.3 mi), 87524 (13.8 mi), 87512 (14.9 mi), 81138 (14.9 mi) and 81151 (18.8 mi).

Is 81152 a PO Box ZIP code?

81152 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “81152 ZIP Code — San Luis, Colorado (Costilla County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/81152

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