People QuickFacts Ottumwa Iowa Population, 2011 estimate 24,881 3,064,097 Population, 2010 (April 1) estimates base 25,023 3,046,857 Population, percent change, April 1, 2010 to July 1, 2011 -0.6% 0.6% Population, 2010 25,023 3,046,355 Persons under 5 years, percent, 2010 7.2% 6.6% Persons under 18 years, percent, 2010 23.3% 23.9% Persons 65 years and over, percent, 2010 16.0% 14.9% Female persons, percent, 2010 51.6% 50.5%  White persons, percent, 2010 (a) 90.2% 91.3% Black persons, percent, 2010 (a) 1.9% 2.9% American Indian and Alaska Native persons, percent, 2010 (a) 0.6% 0.4% Asian persons, percent, 2010 (a) 0.9% 1.7% Native Hawaiian and Other Pacific Islander, percent, 2010 (a) 0.2% 0.1% Persons reporting two or more races, percent, 2010 1.8% 1.8% Persons of Hispanic or Latino origin, percent, 2010 (b) 11.3% 5.0% White persons not Hispanic, percent, 2010 84.3% 88.7%  Living in same house 1 year & over, percent, 2007-2011 81.6% 84.3% Foreign born persons, percent, 2007-2011 7.0% 4.2% Language other than English spoken at home, percent age 5+, 2007-2011 10.7% 7.0% High school graduate or higher, percent of persons age 25+, 2007-2011 82.4% 90.3% Bachelor's degree or higher, percent of persons age 25+, 2007-2011 15.1% 24.9% Veterans, 2007-2011 1,955 239,229 Mean travel time to work (minutes), workers age 16+, 2007-2011 15.3 18.6  Housing units, 2010 11,257 1,336,417 Homeownership rate, 2007-2011 71.2% 73.0% Housing units in multi-unit structures, percent, 2007-2011 18.6% 18.5% Median value of owner-occupied housing units, 2007-2011 $69,900 $121,300 Households, 2007-2011 10,483 1,219,137 Persons per household, 2007-2011 2.29 2.41 Per capita money income in the past 12 months (2011 dollars), 2007-2011 $21,301 $26,110 Median household income, 2007-2011 $36,574 $50,451 Persons below poverty level, percent, 2007-2011 20.0% 11.9%     Business QuickFacts Ottumwa Iowa Total number of firms, 2007 2,081 259,931 Black-owned firms, percent, 2007 F 0.8% American Indian- and Alaska Native-owned firms, percent, 2007 F 0.2% Asian-owned firms, percent, 2007 F 1.1% Native Hawaiian and Other Pacific Islander-owned firms, percent, 2007 F 0.1% Hispanic-owned firms, percent, 2007 F 0.9% Women-owned firms, percent, 2007 19.0% 25.5%  Manufacturers shipments, 2007 ($1000) D 97,592,051 Merchant wholesaler sales, 2007 ($1000) 123,392 41,068,338 Retail sales, 2007 ($1000) 458,797 39,234,649 Retail sales per capita, 2007 $18,847 $13,172 Accommodation and food services sales, 2007 ($1000) 40,935 4,737,719     Geography QuickFacts Ottumwa Iowa Land area in square miles, 2010 15.86 55,857.13 Persons per square mile, 2010 1,578.0 54.5 FIPS Code 60465 19 Counties Wapello County (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