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City Profile

Boulder, Colorado

Population: 108,250 · 11 ZIP codes

Demographics

Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.

People
Total population
108,250
People
Median age
28.8
Housing
Total households
44,432
Income
Median household income
$87,493
Housing
Total housing units
47,465
Employment
Employment rate
59.8%
Education
Bachelor’s degree or higher
76.8%
Healthcare
Insured population
96.6%
City details
Local time 02:40:46(MT)
LocationBoulder, CO
Population (ZIP areas)131,690(sum of local ZIP code populations)
Total ZIP codes11total
ZIP codes (by type)
5 Standard3 PO Box3 Unique
CountyBoulder
Area code
TimezoneMountain Time (MT)
Coordinates40.02094171394863, -105.2957428415468
Land area159.8 sq miles(413,918,165 m²)

Map of Boulder, Colorado with ZIP codes

Map of Boulder, Colorado and ZIP codes

ZIP Codes in Boulder

Explore the ZIP codes that make up Boulder. Analyze key demographics and population stats for the region using the comprehensive table below.

ZIPType
Median incomeHousehold
Population (ZIP)
80301Standard$95,20725,944
80302Standard$61,69827,322
80303Standard$78,55525,328
80304Standard$126,55827,532
80305Standard$126,10717,283
80306PO BOX
80307PO BOX
80308PO BOX
80309Unique
80310Unique8,281
80314Unique

Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.

ZIP type legend

  • Standard: residential and business delivery areas
  • PO BOX: primarily post office boxes; population may be unavailable
  • Unique: high-volume organizations (universities, agencies, etc.)

Nearby cities

Other cities near Boulder, CO.

Data Sources & Citations

The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:

  • United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
  • United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS