ZIP code 80504
Where is ZIP code 80504?
Longmont, Colorado
Boulder County · Standard ZIP code
ZIP code 80504 belongs to Longmont, Colorado in Boulder County. 80504 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Mountain Time zone and uses area codes 303, 720, 970 and 983. About 63,451 people live in the 80504 area, where the median household income is $113,643. The closest ZIP codes are 80520 (Firestone, 1.4 mi southeast), 80530 (Frederick, 2.5 mi southeast) and 80514 (Dacono, 3.4 mi south).
| ZIP code | 80504 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Longmont |
| Also accepted | Firestone, Frederick, Mead, Niwot |
| State | Colorado (CO) |
| County | Boulder County |
| Time zone | Mountain Time · now |
| Area codes | 303, 720, 970, 983 |
| Coordinates | 40.1306, -104.9504 map |
| 3-digit prefix | 805 |
Population and income in 80504
| Population | 63,451 · higher than 99% of Colorado ZIP codes |
|---|---|
| People per square mile | 671 · higher than 74% of Colorado ZIP codes |
| Median age | 39.5 years · lower than 61% of Colorado ZIP codes |
| Men / women | 50% / 50% |
| Median household income | $113,643 · higher than 80% of Colorado ZIP codes |
| Income per person | $52,586 |
| Below the poverty line | 5.0% |
| Bachelor’s degree or higher | 45% of adults 25+ |
| Median home value | $591,700 · higher than 71% of Colorado ZIP codes |
| Median rent | $1,996 a month |
| Housing units | 24,615 |
| Households | 24,077 (2.63 people on average) |
| Owners / renters | 79% / 21% |
| Land area | 94.58 sq mi (plus 5.06 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 80504. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 80504
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 80520 | Firestone, CO | 1.4 mi SE | PO Box only |
| 80530 | Frederick, CO | 2.5 mi SE | Standard |
| 80514 | Dacono, CO | 3.4 mi S | Standard |
| 80542 | Mead, CO | 7.6 mi N | Standard |
| 80516 | Erie, CO | 7.9 mi SW | Standard |
| 80621 | Fort Lupton, CO | 8 mi E | Standard |
| 80502 | Longmont, CO | 8.4 mi W | PO Box only |
| 80501 | Longmont, CO | 8.6 mi W | Standard |
| 80651 | Platteville, CO | 9.7 mi NE | Standard |
| 80503 | Longmont, CO | 11.3 mi W | Standard |
| 80602 | Brighton, CO | 11.8 mi S | Standard |
| 80544 | Niwot, CO | 11.8 mi W | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 80504 or measure the distance to another ZIP code.
How to address mail to 80504
123 MAIN ST
LONGMONT CO 80504
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts FIRESTONE, FREDERICK, MEAD and NIWOT as the city name for 80504. Adding the 4-digit ZIP+4 code (80504-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Longmont, CO
All Longmont ZIP codes with population and income →
Questions
- What city is ZIP code 80504?
- 80504 is a Longmont, Colorado ZIP code. Firestone, Frederick, Mead and Niwot are also accepted as the city name.
- What county is 80504 in?
- ZIP code 80504 is in Boulder County, Colorado.
- What time zone is ZIP code 80504 in?
- 80504 is in the Mountain Time zone (America/Denver).
- What area code is 80504?
- Phone numbers in ZIP code 80504 use area codes 303, 720, 970 and 983.
- What is the population of ZIP code 80504?
- About 63,451 people live in ZIP code 80504, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 80504?
- The median household income in 80504 is $113,643 a year, higher than 80% of Colorado ZIP codes.
- What ZIP codes are near 80504?
- The nearest ZIP codes to 80504 are 80520 (Firestone, 1.4 miles), 80530 (Frederick, 2.5 miles), 80514 (Dacono, 3.4 miles) and 80542 (Mead, 7.6 miles).