80503   Zip Code Longmont Boulder CO United States

City Longmont
County Boulder
State Colorado
Latitude 40.16922
Longitude -105.20725
Population 35,846
Density 390.93 people per square mile
Time Zone America/Denver
  • All demographic data comes from the 2024 American Community Survey (5-year study).
  • Learn more about each field.
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Household Income

Median household: $113,620
Median individual: $52,348

Race

Mode: 81.5% White

Gender

 50.8% female 

Rent

  $1872 / month  

Median house value: $765,620.0

Age

Median: 44.8 years old

Education

With at least college degree: 59.9%
With STEM degree: 53.7%

Marital Status

 53.2% married 

Never married: 31.0%

Labor Force Participation

 66.3% working 

Unemployed: 3.5%

Average Family Size

 2.87 people 

Commute Time

 23.1 minutes 

Health Care

 5.4% uninsured 

Poverty

 5.8%

All data comes from the SimpleMaps US Zips Comprehensive Database, February 2026.

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