81403
ZIP 81403 is in Montrose, Colorado, mostly in Montrose County; area code 970; Mountain time. Montrose has 3 ZIP codes; the others are 81401 and 81402.
- Type
- Standard
- Time zone
- America/Denver
- County
- Montrose +1 more
- Metro area
- Montrose, CO
- Population
- 12,138
- Coordinates
- 38.3146, -107.9284
Weather right now
Asking the National Weather Service…
Where 81403 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.
- 🔢 Type 81403 into a pocket calculator and turn it upside down: EOhIB — not quite a word, sorry.
- ➕ As a number, 81,403 = 7 × 29 × 401. Its digits add up to 16, a total 1,922 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10011110111111011 - 🏠 Its numerical neighbours: 81402 (Montrose, CO, 12 mi away) and 81410 (Austin, CO, 34 mi away).
- 🔄 Backwards, 81403 becomes 30418, which is not a ZIP code at all.
- 👥 54 other ZIP codes are made of exactly the same digits (01438, 01834, 01843, 03814, 03841, 08314, …). The farthest-flung twin is 01834 in Groveland, MA, 1,947 miles away.
- 🧭 Farther south than 56% of all ZIP codes, and farther west than 85%.
- 🎯512 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 81403 and you would come out at 38.31°S, 72.07°E — 768 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 50m of daylight. Shortest: 9h 30m.
- 📏 At 505.7 square miles of land, 81403 is bigger than 97% of ZIP codes — room for about 384 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 12,138This ZIP12,138 |
|---|---|
| Households | 5,088This ZIP5,088 |
| Housing units | 5,460This ZIP5,460 |
| Median age | 50.6This ZIP50.6Colorado37.7US 38.9 |
| Median household income | $80,893This ZIP$80,893Colorado$95,470US $80,734 |
| Median home value | $515,300This ZIP$515,300Colorado$539,400US $332,700 |
| Median gross rent | $1,369This ZIP$1,369Colorado$1,761US $1,413 |
| Bachelor's degree or higher | 35.0%This ZIP35.0% |
| Mean commute | 21.0 minThis ZIP21.0 min |
| Population density | 24.0 / sq miThis ZIP24.0 / sq mi |
Business and tax activity
| Business establishments | 230This ZIP230 |
|---|---|
| Employees | 968This ZIP968 |
| Annual payroll | $56,988,000This ZIP$56,988,000 |
| Tax returns filed | 6,020This ZIP6,020 |
| Total adjusted gross income | $516,755,000This ZIP$516,755,000 |
Land area
| Land area | 505.70 sq miThis ZIP505.70 sq mi |
|---|---|
| Water area | 0.11 sq miThis ZIP0.11 sq mi |
Counties 81403 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Montrose County | 66.8% |
| Ouray County | 33.2% |
Other place names in 81403
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 81403
| ZIP | City | Distance |
|---|---|---|
81402 | Montrose, CO | 12.0 mi |
81425 | Olathe, CO | 14.3 mi |
81432 | Ridgway, CO | 16.2 mi |
81401 | Montrose, CO | 16.4 mi |
81430 | Placerville, CO | 19.5 mi |
81220 | Cimarron, CO | 24.5 mi |
81427 | Ouray, CO | 26.4 mi |
81415 | Crawford, CO | 27.0 mi |
81416 | Delta, CO | 28.6 mi |
81435 | Telluride, CO | 30.8 mi |
Find every ZIP code within 10 miles of 81403 →
Questions about this ZIP code
Where is ZIP code 81403?
81403 is in Montrose, Colorado, in Montrose County, part of the Montrose, CO micropolitan area. Its published point location is 38.3146, -107.9284.
What county is 81403 in?
81403 spans 2 counties: Montrose County and Ouray County. Most of it falls in Montrose 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 81403?
Montrose uses area code 970, from NANPA's telephone records.
What time zone is 81403 in?
81403 uses America/Denver.
How many people live in 81403?
About 12,138 people live in ZIP code 81403, in 5,088 households, at 24.0 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 81403?
$80,893 a year, against $95,470 across Colorado.
What ZIP codes are near 81403?
The closest are 81402 (12 mi), 81425 (14.3 mi), 81432 (16.2 mi), 81401 (16.4 mi) and 81430 (19.5 mi).
Is 81403 a PO Box ZIP code?
81403 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “81403 ZIP Code — Montrose, Colorado (Montrose County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/81403
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/81403.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.