People QuickFacts Marietta Georgia Population, 2011 estimate 57,357 9,812,460 Population, 2010 (April 1) estimates base 56,593 9,687,663 Population, percent change, April 1, 2010 to July 1, 2011 1.3% 1.3% Population, 2010 56,579 9,687,653 Persons under 5 years, percent, 2010 8.2% 7.1% Persons under 18 years, percent, 2010 23.4% 25.7% Persons 65 years and over, percent, 2010 10.1% 10.7% Female persons, percent, 2010 51.1% 51.2%  White persons, percent, 2010 (a) 52.7% 59.7% Black persons, percent, 2010 (a) 31.5% 30.5% American Indian and Alaska Native persons, percent, 2010 (a) 0.5% 0.3% Asian persons, percent, 2010 (a) 3.0% 3.2% Native Hawaiian and Other Pacific Islander, percent, 2010 (a) 0.1% 0.1% Persons reporting two or more races, percent, 2010 3.3% 2.1% Persons of Hispanic or Latino origin, percent, 2010 (b) 20.6% 8.8% White persons not Hispanic, percent, 2010 42.8% 55.9%  Living in same house 1 year & over, percent, 2007-2011 72.4% 83.0% Foreign born persons, percent, 2007-2011 23.7% 9.7% Language other than English spoken at home, percent age 5+, 2007-2011 28.2% 12.9% High school graduate or higher, percent of persons age 25+, 2007-2011 84.6% 84.0% Bachelor's degree or higher, percent of persons age 25+, 2007-2011 37.1% 27.5% Veterans, 2007-2011 3,200 702,919 Mean travel time to work (minutes), workers age 16+, 2007-2011 28.4 27.0  Housing units, 2010 26,918 4,088,801 Homeownership rate, 2007-2011 42.9% 66.8% Housing units in multi-unit structures, percent, 2007-2011 51.6% 20.5% Median value of owner-occupied housing units, 2007-2011 $221,300 $160,200 Households, 2007-2011 23,565 3,490,754 Persons per household, 2007-2011 2.35 2.68 Per capita money income in the past 12 months (2011 dollars), 2007-2011 $27,488 $25,383 Median household income, 2007-2011 $44,046 $49,736 Persons below poverty level, percent, 2007-2011 19.3% 16.5%     Business QuickFacts Marietta Georgia Total number of firms, 2007 10,147 901,105 Black-owned firms, percent, 2007 21.9% 20.4% American Indian- and Alaska Native-owned firms, percent, 2007 0.3% 0.7% Asian-owned firms, percent, 2007 6.0% 5.1% Native Hawaiian and Other Pacific Islander-owned firms, percent, 2007 F 0.1% Hispanic-owned firms, percent, 2007 7.4% 3.6% Women-owned firms, percent, 2007 34.1% 30.9%  Manufacturers shipments, 2007 ($1000) 3,782,850 144,280,774 Merchant wholesaler sales, 2007 ($1000) 2,585,290 141,962,359 Retail sales, 2007 ($1000) 2,465,734 117,516,907 Retail sales per capita, 2007 $37,808 $12,326 Accommodation and food services sales, 2007 ($1000) 207,513 16,976,235     Geography QuickFacts Marietta Georgia Land area in square miles, 2010 23.08 57,513.49 Persons per square mile, 2010 2,451.4 168.4 FIPS Code 49756 13 Counties Cobb 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