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ZIP Codes for City of Columbia, MD

Timezone(s):Eastern (GMT -05:00)
Counties:HOWARD, MD
Population:99,615 (More Details)
Male Population:47,891
Female Population:51,724
Median Age:38
ZIP Codes:4
Area Codes:4
Total Area:253 square miles (county)
Land Area:251 square miles (county)
Water Area:2 square miles (county)

Columbia, MD Covers 3 ZIP Codes

ZIP Code Type County Population Area Code(s)
ZIP Code 21044 Standard Howard 41,704 443 / 410 / 240 / 301 / 667
ZIP Code 21045 Standard Howard 38,288 443 / 410 / 240 / 301 / 667
ZIP Code 21046 Standard Howard 15,080 443 / 410 / 240 / 301 / 667

Columbia, MD Demographic Information *

Browse homes for sale in COLUMBIA Trulia Logo. Your Home for Real Estate.
Total population 99,615
Male population 47,891
Female population 51,724
Median age (years) 37.5
White Population 55,322
Black Population 25,231
Indian Population 393
Asian Population 11,390
Hawaiian Population 44
Hispanic Population 7,884
Median age (Male) 35.6
Median age (Female) 38.9
Total households 39,562
Family households (families) 26,084
Average household size 2.5
Average family size 3.09
Total housing units 41,239
* Demographic data is based on 2010 Census.

Columbia, MD Other Information

207 Cities within 30 miles of Columbia, MD Products

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  • MD ZIP Code Map
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  • HOWARD County, MD ZIP Code Map
    The HOWARD County MD ZIP Code Map shows all 5 digit zip code boundaries for HOWARD County MD.