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ZIP Codes for City of Longmont, CO

Timezone(s):Mountain (GMT -07:00)
Counties:BOULDER, CO
Population:86,270 (More Details)
Male Population:42,496
Female Population:43,774
Median Age:37
ZIP Codes:4
Area Codes:2
Total Area:4,017 square miles (county)
Land Area:3,987 square miles (county)
Water Area:30 square miles (county)

Longmont, CO Covers 4 ZIP Codes

ZIP Code Type County Population Area Code(s)
ZIP Code 80501 Standard Boulder 39,521 303 / 720
ZIP Code 80502 P.O. Box Boulder 0 303 / 720
ZIP Code 80503 Standard Boulder 31,064 720 / 303
ZIP Code 80504 Standard Weld 46,876 303 / 720

Longmont, CO Demographic Information *

Browse homes for sale in LONGMONT Trulia Logo. Your Home for Real Estate.
Total population 86,270
Male population 42,496
Female population 43,774
Median age (years) 36.6
White Population 71,877
Black Population 815
Indian Population 859
Asian Population 2,758
Hawaiian Population 44
Hispanic Population 21,191
Median age (Male) 35.5
Median age (Female) 37.9
Total households 33,252
Family households (families) 22,074
Average household size 2.58
Average family size 3.16
Total housing units 35,008
* Demographic data is based on 2010 Census.

Longmont, CO Other Information

  • Located in BOULDER County, Colorado
  • Longmont, CO is also known as:
    • MEAD, CO
    • NIWOT, CO

59 Cities within 30 miles of Longmont, CO Products

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