People QuickFacts Darke County Ohio Population, 2012 estimate 52,507 11,544,225 Population, 2010 (April 1) estimates base 52,959 11,536,502 Population, percent change, April 1, 2010 to July 1, 2012 -0.9% 0.1% Population, 2010 52,959 11,536,504 Persons under 5 years, percent, 2011 6.5% 6.2% Persons under 18 years, percent, 2011 24.7% 23.3% Persons 65 years and over, percent, 2011 17.1% 14.3% Female persons, percent, 2011 50.9% 51.2%  White persons, percent, 2011 (a) 98.0% 83.6% Black persons, percent, 2011 (a) 0.5% 12.4% American Indian and Alaska Native persons, percent, 2011 (a) 0.2% 0.3% Asian persons, percent, 2011 (a) 0.3% 1.7% Native Hawaiian and Other Pacific Islander persons, percent, 2011 (a) Z Z Persons reporting two or more races, percent, 2011 1.0% 1.9% Persons of Hispanic or Latino Origin, percent, 2011 (b) 1.3% 3.2% White persons not Hispanic, percent, 2011 96.8% 81.0%  Living in same house 1 year & over, percent, 2007-2011 87.4% 85.3% Foreign born persons, percent, 2007-2011 0.8% 3.9% Language other than English spoken at home, percent age 5+, 2007-2011 1.5% 6.5% High school graduate or higher, percent of persons age 25+, 2007-2011 85.9% 87.8% Bachelor's degree or higher, percent of persons age 25+, 2007-2011 10.9% 24.5% Veterans, 2007-2011 4,036 914,971 Mean travel time to work (minutes), workers age 16+, 2007-2011 23.6 22.9  Housing units, 2011 22,752 5,133,446 Homeownership rate, 2007-2011 76.9% 68.7% Housing units in multi-unit structures, percent, 2007-2011 11.2% 22.9% Median value of owner-occupied housing units, 2007-2011 $113,100 $135,600 Households, 2007-2011 20,700 4,554,007 Persons per household, 2007-2011 2.52 2.46 Per capita money income in the past 12 months (2011 dollars), 2007-2011 $22,095 $25,618 Median household income, 2007-2011 $45,055 $48,071 Persons below poverty level, percent, 2007-2011 11.5% 14.8%     Business QuickFacts Darke County Ohio Private nonfarm establishments, 2010 1,147 253,491 Private nonfarm employment, 2010 14,597 4,352,481 Private nonfarm employment, percent change, 2000-2010 -12.5 -13.0 Nonemployer establishments, 2010 3,539 730,393  Total number of firms, 2007 4,590 897,939 Black-owned firms, percent, 2007 F 5.8% American Indian- and Alaska Native-owned firms, percent, 2007 F 0.3% Asian-owned firms, percent, 2007 F 2.0% Native Hawaiian and Other Pacific Islander-owned firms, percent, 2007 F S Hispanic-owned firms, percent, 2007 S 1.1% Women-owned firms, percent, 2007 24.1% 27.7%  Manufacturers shipments, 2007 ($1000) 1,517,055 295,890,890 Merchant wholesaler sales, 2007 ($1000) D 135,575,279 Retail sales, 2007 ($1000) 447,176 138,816,008 Retail sales per capita, 2007 $8,567 $12,049 Accommodation and food services sales, 2007 ($1000) 43,685 17,779,905 Building permits, 2011 28 13,762     Geography QuickFacts Darke County Ohio Land area in square miles, 2010 598.10 40,860.69 Persons per square mile, 2010 88.5 282.3 FIPS Code 037 39 Metropolitan or Micropolitan Statistical Area Greenville, OH 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