ZIP code 80420
Where is ZIP code 80420?
Alma, Colorado
Park County · PO Box only ZIP code
ZIP code 80420 belongs to Alma, Colorado in Park County. 80420 is a PO Box only ZIP code: it is used for post office boxes at the Alma post office, not for street addresses. It is in the Mountain Time zone and uses area codes 719 and 970. About 1,246 people live in the 80420 area, where the median household income is $86,705. The closest ZIP codes are 80440 (Fairplay, 5.3 mi southeast), 80461 (Leadville, 13 mi west) and 80424 (Breckenridge, 13.4 mi north).
| ZIP code | 80420 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Alma |
| State | Colorado (CO) |
| County | Park County |
| Time zone | Mountain Time · now |
| Area codes | 719, 970 |
| Coordinates | 39.2839, -106.0628 map |
| 3-digit prefix | 804 |
Population and income in 80420
| Population | 1,246 · lower than 62% of Colorado ZIP codes |
|---|---|
| People per square mile | 30 · higher than 52% of Colorado ZIP codes |
| Median age | 57.2 years · higher than 89% of Colorado ZIP codes |
| Men / women | 49% / 51% |
| Median household income | $86,705 · higher than 54% of Colorado ZIP codes |
| Income per person | $68,745 |
| Below the poverty line | 8.3% |
| Bachelor’s degree or higher | 69% of adults 25+ |
| Median home value | $616,000 · higher than 73% of Colorado ZIP codes |
| Median rent | $2,295 a month |
| Housing units | 1,161 |
| Households | 741 (1.68 people on average) |
| Owners / renters | 60% / 40% |
| Land area | 42.02 sq mi (plus 0.3 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 80420. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 80420
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 80440 | Fairplay, CO | 5.3 mi SE | Standard |
| 80461 | Leadville, CO | 13 mi W | Standard |
| 80424 | Breckenridge, CO | 13.4 mi N | Standard |
| 80429 | Climax, CO | 13.9 mi W | PO Box only |
| 80432 | Como, CO | 15.7 mi SE | PO Box only |
| 80443 | Frisco, CO | 19.4 mi N | PO Box only |
| 80456 | Jefferson, CO | 20.1 mi E | Standard |
| 81228 | Granite, CO | 20.3 mi SW | Standard |
| 80435 | Dillon, CO | 22 mi N | Standard |
| 81649 | Red Cliff, CO | 22.7 mi NW | PO Box only |
| 81251 | Twin Lakes, CO | 23.9 mi SW | Standard |
| 80449 | Hartsel, CO | 24 mi SE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 80420 or measure the distance to another ZIP code.
How to address mail to 80420
PO BOX 123
ALMA CO 80420
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (80420-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 80420?
- 80420 is a Alma, Colorado ZIP code.
- What county is 80420 in?
- ZIP code 80420 is in Park County, Colorado.
- What time zone is ZIP code 80420 in?
- 80420 is in the Mountain Time zone (America/Denver).
- What area code is 80420?
- Phone numbers in ZIP code 80420 use area codes 719 and 970.
- What is the population of ZIP code 80420?
- About 1,246 people live in ZIP code 80420, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 80420?
- The median household income in 80420 is $86,705 a year, higher than 54% of Colorado ZIP codes.
- Can I use 80420 for a street address?
- No. 80420 is only for PO Boxes. Street addresses in Alma use another ZIP code.
- What ZIP codes are near 80420?
- The nearest ZIP codes to 80420 are 80440 (Fairplay, 5.3 miles), 80461 (Leadville, 13 miles), 80424 (Breckenridge, 13.4 miles) and 80429 (Climax, 13.9 miles).