Boulder County Colorado Zip Codes

Cities in

Below are a list of the cities located in Boulder County, CO. There are 26 total unique zip codes in Boulder County, Colorado. The time zone for Boulder County is the Mountain Daylight Time zone and they follow daylight savings time. The Federal Information Processing System (FIPS) Code for is 08013.

The population in Boulder County, CO is currently 329,543. That is an increase of 11.90% vs the population of 294,567 in 2010.

Zip Codes for Boulder County, CO (26)

Zip Code
City County
Zip Code Map
80025 Eldorado Springs Boulder
80026 Lafayette Boulder
80027 Louisville Boulder
80301 Boulder Boulder
80302 Boulder Boulder
80303 Boulder Boulder
80304 Boulder Boulder
80305 Boulder Boulder
80306 Boulder Boulder
80307 Boulder Boulder
80308 Boulder Boulder
80309 Boulder Boulder
80310 Boulder Boulder
80314 Boulder Boulder
80455 Jamestown Boulder
80466 Nederland Boulder
80471 Pinecliffe Boulder
80481 Ward Boulder
80501 Longmont Boulder
80502 Longmont Boulder
80503 Longmont Boulder
80510 Allenspark Boulder
80516 Erie Boulder
80533 Hygiene Boulder
80540 Lyons Boulder
80544 Niwot Boulder

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