ZIP code 81631
Where is ZIP code 81631?
Eagle, Colorado
Eagle County · PO Box only ZIP code
ZIP code 81631 belongs to Eagle, Colorado in Eagle County. 81631 is a PO Box only ZIP code: it is used for post office boxes at the Eagle post office, not for street addresses. It is in the Mountain Time zone and uses area code 970. About 8,958 people live in the 81631 area, where the median household income is $113,662. The closest ZIP codes are 81655 (Wolcott, 6.4 mi northeast), 81632 (Edwards, 7.4 mi east) and 81637 (Gypsum, 11.2 mi west).
| ZIP code | 81631 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Eagle |
| State | Colorado (CO) |
| County | Eagle County |
| Time zone | Mountain Time · now |
| Area code | 970 |
| Coordinates | 39.6341, -106.7588 map |
| 3-digit prefix | 816 |
Population and income in 81631
| Population | 8,958 · higher than 64% of Colorado ZIP codes |
|---|---|
| People per square mile | 41 · higher than 56% of Colorado ZIP codes |
| Median age | 41.8 years · higher than 53% of Colorado ZIP codes |
| Men / women | 50% / 50% |
| Median household income | $113,662 · higher than 80% of Colorado ZIP codes |
| Income per person | $52,401 |
| Below the poverty line | 7.2% |
| Bachelor’s degree or higher | 54% of adults 25+ |
| Median home value | $735,800 · higher than 86% of Colorado ZIP codes |
| Median rent | $1,743 a month |
| Housing units | 3,416 |
| Households | 3,215 (2.77 people on average) |
| Owners / renters | 75% / 25% |
| Land area | 220.41 sq mi (plus 0.55 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 81631. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 81631
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 81655 | Wolcott, CO | 6.4 mi NE | PO Box only |
| 81632 | Edwards, CO | 7.4 mi E | Standard |
| 81637 | Gypsum, CO | 11.2 mi W | Standard |
| 81620 | Avon, CO | 13.2 mi E | PO Box only |
| 81658 | Vail, CO | 13.9 mi E | PO Box only |
| 80423 | Bond, CO | 16.8 mi N | Standard |
| 80463 | Mc Coy, CO | 17.3 mi N | Standard |
| 80426 | Burns, CO | 17.9 mi N | PO Box only |
| 81645 | Minturn, CO | 18.5 mi E | PO Box only |
| 81642 | Meredith, CO | 22.3 mi S | Standard |
| 81649 | Red Cliff, CO | 22.4 mi E | PO Box only |
| 81657 | Vail, CO | 23.2 mi E | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 81631 or measure the distance to another ZIP code.
How to address mail to 81631
PO BOX 123
EAGLE CO 81631
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (81631-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 81631?
- 81631 is a Eagle, Colorado ZIP code.
- What county is 81631 in?
- ZIP code 81631 is in Eagle County, Colorado.
- What time zone is ZIP code 81631 in?
- 81631 is in the Mountain Time zone (America/Denver).
- What area code is 81631?
- Phone numbers in ZIP code 81631 use area code 970.
- What is the population of ZIP code 81631?
- About 8,958 people live in ZIP code 81631, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 81631?
- The median household income in 81631 is $113,662 a year, higher than 80% of Colorado ZIP codes.
- Can I use 81631 for a street address?
- No. 81631 is only for PO Boxes. Street addresses in Eagle use another ZIP code.
- What ZIP codes are near 81631?
- The nearest ZIP codes to 81631 are 81655 (Wolcott, 6.4 miles), 81632 (Edwards, 7.4 miles), 81637 (Gypsum, 11.2 miles) and 81620 (Avon, 13.2 miles).