People QuickFacts Washington District of Columbia Population, 2006 estimate 581,530 581,530 Population, percent change, April 1, 2000 to July 1, 2006 1.7% 1.7% Population, 2000 572,059 572,059 Persons under 5 years old, percent, 2000 5.7% 5.7% Persons under 18 years old, percent, 2000 20.1% 20.1% Persons 65 years old and over, percent, 2000 12.2% 12.2% Female persons, percent, 2000 52.9% 52.9%  White persons, percent, 2000 (a) 30.8% 30.8% Black persons, percent, 2000 (a) 60.0% 60.0% American Indian and Alaska Native persons, percent, 2000 (a) 0.3% 0.3% Asian persons, percent, 2000 (a) 2.7% 2.7% Native Hawaiian and Other Pacific Islander, percent, 2000 (a) 0.1% 0.1% Persons reporting two or more races, percent, 2000 2.4% 2.4% Persons of Hispanic or Latino origin, percent, 2000 (b) 7.9% 7.9%  Living in same house in 1995 and 2000, pct 5 yrs old & over 49.9% 49.9% Foreign born persons, percent, 2000 12.9% 12.9% Language other than English spoken at home, pct age 5+, 2000 16.8% 16.8% High school graduates, percent of persons age 25+, 2000 77.8% 77.8% Bachelor's degree or higher, pct of persons age 25+, 2000 39.1% 39.1% Mean travel time to work (minutes), workers age 16+, 2000 29.7 29.7  Housing units, 2000 274,845 274,845 Homeownership rate, 2000 40.8% 40.8% Median value of owner-occupied housing units, 2000 $157,200 $157,200  Households, 2000 248,338 248,338 Persons per household, 2000 2.16 2.16 Median household income, 1999 $40,127 $40,127 Per capita money income, 1999 $28,659 $28,659 Persons below poverty, percent, 1999 20.2% 20.2%     Business QuickFacts Washington District of Columbia Wholesale trade sales, 2002 ($1000) 2,971,507 2,971,507 Retail sales, 2002 ($1000) 3,061,401 3,061,401 Retail sales per capita, 2002 $5,422 $5,422 Accommodation and foodservices sales, 2002 ($1000) 2,943,078 2,943,078 Total number of firms, 2002 47,172 47,172 Black-owned firms, percent, 2002 25.9% 25.9% American Indian and Alaska Native owned firms, percent, 2002 0.5% 0.5% Asian-owned firms, percent, 2002 5.1% 5.1% Hispanic-owned firms, percent, 2002 4.6% 4.6% Native Hawaiian and Other Pacific Islander owned firms, percent, 2002 F S Women-owned firms, percent, 2002 33.2% 33.2%      Geography QuickFacts Washington District of Columbia Land area, 2000 (square miles) 61 61 Persons per square mile, 2000 9,316.9 9,316.9 FIPS Code 50000 11 Counties District of Columbia (a) Includes persons reporting only one race. (b) Hispanics may be of any race, so also are included in applicable race categories. FN: Footnote on this item for this area in place of data NA: Not available D: Suppressed to avoid disclosure of confidential information X: Not applicable S: Suppressed; does not meet publication standards Z: Value greater than zero but less than half unit of measure shown F: Fewer than 100 firms Source: US Census Bureau State & County QuickFacts