ZIP Code 80503 Map
Census ZIP Code Tabulation Area 80503 in Longmont, CO (Boulder County). ZCTA boundaries closely approximate USPS delivery areas.
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ZIP 80503 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
35,846
Households
15,153
Median household income
$113,620
Median age
44.8 years
Median home value
$755,500
Median gross rent
$1,872/mo
Owner-occupied homes
66.1%
Bachelor's degree or higher
59.9%
Below poverty level
5.8%
Land area
91.7 sq mi
Population density
391 / sq mi