People QuickFacts Washington County Oklahoma Population, 2012 estimate 51,633 3,814,820 Population, 2010 (April 1) estimates base 50,976 3,751,354 Population, percent change, April 1, 2010 to July 1, 2012 1.3% 1.7% Population, 2010 50,976 3,751,351 Persons under 5 years, percent, 2011 6.3% 7.0% Persons under 18 years, percent, 2011 23.4% 24.7% Persons 65 years and over, percent, 2011 17.8% 13.7% Female persons, percent, 2011 51.6% 50.5%  White persons, percent, 2011 (a) 79.6% 75.8% Black persons, percent, 2011 (a) 3.0% 7.7% American Indian and Alaska Native persons, percent, 2011 (a) 10.4% 8.9% Asian persons, percent, 2011 (a) 1.2% 1.8% Native Hawaiian and Other Pacific Islander persons, percent, 2011 (a) Z 0.1% Persons reporting two or more races, percent, 2011 5.7% 5.7% Persons of Hispanic or Latino Origin, percent, 2011 (b) 5.4% 9.2% White persons not Hispanic, percent, 2011 75.3% 68.2%  Living in same house 1 year & over, percent, 2007-2011 83.8% 81.6% Foreign born persons, percent, 2007-2011 3.2% 5.4% Language other than English spoken at home, percent age 5+, 2007-2011 5.4% 9.0% High school graduate or higher, percent of persons age 25+, 2007-2011 88.6% 85.9% Bachelor's degree or higher, percent of persons age 25+, 2007-2011 26.1% 23.0% Veterans, 2007-2011 4,853 324,143 Mean travel time to work (minutes), workers age 16+, 2007-2011 18.1 20.9  Housing units, 2011 23,499 1,674,685 Homeownership rate, 2007-2011 73.5% 67.8% Housing units in multi-unit structures, percent, 2007-2011 11.4% 15.2% Median value of owner-occupied housing units, 2007-2011 $105,600 $108,400 Households, 2007-2011 21,371 1,432,735 Persons per household, 2007-2011 2.34 2.52 Per capita money income in the past 12 months (2011 dollars), 2007-2011 $28,045 $23,770 Median household income, 2007-2011 $47,144 $44,287 Persons below poverty level, percent, 2007-2011 13.3% 16.3%     Business QuickFacts Washington County Oklahoma Private nonfarm establishments, 2011 1,192 89,749 Private nonfarm employment, 2011 20,007 1,261,590 Private nonfarm employment, percent change, 2010-2011 -0.5% 1.6% Nonemployer establishments, 2010 3,215 263,043  Total number of firms, 2007 4,462 333,797 Black-owned firms, percent, 2007 S 3.1% American Indian- and Alaska Native-owned firms, percent, 2007 7.1% 6.3% Asian-owned firms, percent, 2007 0.9% 2.0% Native Hawaiian and Other Pacific Islander-owned firms, percent, 2007 F 0.0% Hispanic-owned firms, percent, 2007 S 2.3% Women-owned firms, percent, 2007 21.6% 25.3%  Manufacturers shipments, 2007 ($1000) 353,507 60,681,358 Merchant wholesaler sales, 2007 ($1000) D 48,074,682 Retail sales, 2007 ($1000) 626,397 43,095,353 Retail sales per capita, 2007 $12,552 $11,931 Accommodation and food services sales, 2007 ($1000) 72,525 5,106,585 Building permits, 2012 60 11,930     Geography QuickFacts Washington County Oklahoma Land area in square miles, 2010 415.45 68,594.92 Persons per square mile, 2010 122.7 54.7 FIPS Code 147 40 Metropolitan or Micropolitan Statistical Area Bartlesville, OK Micro Area   (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