ZIP code 80540
Where is ZIP code 80540?
Lyons, Colorado
Boulder County · Standard ZIP code
ZIP code 80540 belongs to Lyons, Colorado in Boulder County. 80540 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 4,642 people live in the 80540 area, where the median household income is $139,521. The closest ZIP codes are 80533 (Hygiene, 6.1 mi southeast), 80455 (Jamestown, 9 mi southwest) and 80306 (Boulder, 9.8 mi south).
| ZIP code | 80540 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Lyons |
| State | Colorado (CO) |
| County | Boulder County |
| Time zone | Mountain Time · now |
| Area codes | 303, 720, 970, 983 |
| Coordinates | 40.2357, -105.3231 map |
| 3-digit prefix | 805 |
Population and income in 80540
| Population | 4,642 · higher than 55% of Colorado ZIP codes |
|---|---|
| People per square mile | 30 · higher than 52% of Colorado ZIP codes |
| Median age | 48.1 years · higher than 71% of Colorado ZIP codes |
| Men / women | 52% / 48% |
| Median household income | $139,521 · higher than 93% of Colorado ZIP codes |
| Income per person | $69,719 |
| Below the poverty line | 8.1% |
| Bachelor’s degree or higher | 61% of adults 25+ |
| Median home value | $795,500 · higher than 90% of Colorado ZIP codes |
| Median rent | $2,112 a month |
| Housing units | 2,621 |
| Households | 2,025 (2.29 people on average) |
| Owners / renters | 89% / 11% |
| Land area | 152.76 sq mi (plus 0.5 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 80540. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 80540
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 80533 | Hygiene, CO | 6.1 mi SE | PO Box only |
| 80455 | Jamestown, CO | 9 mi SW | Standard |
| 80306 | Boulder, CO | 9.8 mi S | PO Box only |
| 80503 | Longmont, CO | 10.1 mi SE | Standard |
| 80510 | Allenspark, CO | 10.4 mi W | Standard |
| 80307 | Boulder, CO | 10.6 mi S | PO Box only |
| 80314 | Boulder, CO | 10.6 mi S | Unique |
| 80544 | Niwot, CO | 12.1 mi SE | PO Box only |
| 80513 | Berthoud, CO | 12.3 mi E | Standard |
| 80501 | Longmont, CO | 12.4 mi E | Standard |
| 80502 | Longmont, CO | 12.6 mi E | PO Box only |
| 80517 | Estes Park, CO | 13.5 mi NW | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 80540 or measure the distance to another ZIP code.
How to address mail to 80540
123 MAIN ST
LYONS CO 80540
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (80540-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 80540?
- 80540 is a Lyons, Colorado ZIP code.
- What county is 80540 in?
- ZIP code 80540 is in Boulder County, Colorado.
- What time zone is ZIP code 80540 in?
- 80540 is in the Mountain Time zone (America/Denver).
- What area code is 80540?
- Phone numbers in ZIP code 80540 use area codes 303, 720, 970 and 983.
- What is the population of ZIP code 80540?
- About 4,642 people live in ZIP code 80540, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 80540?
- The median household income in 80540 is $139,521 a year, higher than 93% of Colorado ZIP codes.
- What ZIP codes are near 80540?
- The nearest ZIP codes to 80540 are 80533 (Hygiene, 6.1 miles), 80455 (Jamestown, 9 miles), 80306 (Boulder, 9.8 miles) and 80503 (Longmont, 10.1 miles).