| MASON Resident total population estimate (July 1) 2009 | 58016 |
| MASON Resident total population estimates base (April 1) 2000 | 49408 |
| MASON Resident total population estimate percent change - April 1 2000 to July 1 2009 | 17.4 |
| MASON Resident total population estimate net change - April 1 2000 to July 1 2009 | 8608 |
| MASON Resident population (April 1) 2000 (complete count) | 49405 |
| MASON Resident population under 5 years (July 1 - estimate) 2008 | 3322 |
| MASON Resident population under 5 years percent (July 1 - estimate) 2008 | 5.7 |
| MASON Resident population under 18 years (July 1 - estimate) 2008 | 12087 |
| MASON Resident population under 18 years percent (July 1 - estimate) 2008 | 20.9 |
| MASON Resident population 65 years and over percent (July 1 - estimate) 2008 | 17.3 |
| MASON Resident population 65 years and over (July 1 - estimate) 2008 | 9995 |
| MASON Resident population: total females percent (July 1 - estimate) 2008 | 48.7 |
| MASON Resident population: White alone (July 1 - estimate) 2008 | 52134 |
| MASON Resident population: Black alone (July 1 - estimate) 2008 | 843 |
| MASON Resident population: American Indian and Alaska Native alone (July 1 - estimate) 2008 | 2224 |
| MASON Resident population: Asian alone (July 1 - estimate) 2008 | 716 |
| MASON Resident population: Native Hawaiian and Other Pacific Islander alone (July 1 - estimate) 2008 | 273 |
| MASON Resident population: Two or more races (July 1 - estimate) 2008 | 1656 |
| MASON Resident population: Hispanic or Latino Origin (July 1 - estimate) 2008 | 3836 |
| MASON Resident population: Not Hispanic White alone (July 1 - estimate) 2008 | 48784 |
| MASON Resident population: White alone percent (July 1 - estimate) 2008 | 90.1 |
| MASON Resident population: Black alone percent (July 1 - estimate) 2008 | 1.5 |
| MASON Resident population: American Indian and Alaska Native alone percent (July 1 - estimate) 2008 | 3.8 |
| MASON Resident population: Asian alone percent (July 1 - estimate) 2008 | 1.2 |
| MASON Resident population: Native Hawaiian and Other Pacific Islander alone percent (July 1 - estimate) 2008 | 0.5 |
| MASON Resident population: Two or more races percent (July 1 - estimate) 2008 | 2.9 |
| MASON Resident population: Hispanic or Latino Origin percent (July 1 - estimate) 2008 | 6.6 |
| MASON Resident population: Not Hispanic White alone percent (July 1 - estimate) 2008 | 84.3 |
| MASON Births 2006 | 633 |
| MASON Deaths 2006 | 587 |
| MASON Infant deaths under one year 2006 | 5 |
| MASON Population 5 years and over by residence in 1995 - percent in same house 2000 (sample) | 53.8 |
| MASON Percent foreign born population 2000 (sample) | 4.4 |
| MASON Population 5 years and over percent speaking language other than English at home 2000 (sample) | 6.3 |
| MASON Educational attainment - persons 25 years and over - percent high school graduate or higher 2000 | 83.7 |
| MASON Educational attainment - persons 25 years and over - percent bachelors degree or higher 2000 | 15.6 |
| MASON Civilian noninstitutionalized population 5 years and over with a disability 2000 (sample) | 9996 |
| MASON Average travel time to work for workers 16 years and over not working at home 2000 | 30.8 |
| MASON Housing unit estimates as of July 1 2008 | 29044 |
| MASON Housing unit estimates - net change April 1 2000 (base) to July 1 2008 | 3528 |
| MASON Housing unit estimates - percent change April 1 2000 (base) to July 1 2008 | 13.8 |
| MASON Owner-occupied housing units - percent of total occupied housing units 2000 (complete count) | 79 |
| MASON Median value of specified owner-occupied housing units 2000 (sample) | 132300 |
| MASON Housing units by units in structure - multiple units 2000 (sample) | 4.5 |
| MASON Households 2000 (complete count) | 18912 |
| MASON Persons per household 2000 (complete count) | 2.49 |
| MASON Per capita income in 1999 | 18056 |
| MASON Median household income 2008 | 50356 |
| MASON People of all ages in poverty - percent 2008 | 14.2 |
| MASON Personal income 2007 | 1642 |
| MASON Per capita personal income 2007 | 28883 |
| MASON Civilian labor force 2008 | 25695 |
| MASON Civilian labor force unemployment 2008 | 1798 |
| MASON Civilian labor force unemployment rate 2008 | 7 |
| MASON Employment in all industries (NAICS no code) 2007 | 21549 |
| MASON Employment in all industries net change 2000 - 2007 | 3795 |
| MASON Employment in government (NAICS 92) 2007 | 5478 |
| MASON Earnings in all industries (NAICS no code) 2007 | 733680 |
| MASON Earnings in all industries (NAICS no code) average earnings per job 2007 | 34047 |
| MASON Private nonfarm establishments 2007 | 1137 |
| MASON Private nonfarm employment for pay period including March 12 2007 | 11252 |
| MASON Private nonfarm employment for pay period including March 12 2006 percent change 2000-2007 | 27.9 |
| MASON Nonemployer: total (NAICS 00) - establishments 2007 | 3112 |
| MASON Accommodation and Food Services: total (NAICS 72) - sales of establishments with payroll 2002 | 31526 |
| MASON Total number of firms 2002 | 3367 |
| MASON Total Black-owned firms percent 2002 | 0 |
| MASON Total American Indian-and Alaska Native-owned firms percent 2002 | 5.4 |
| MASON Total Asian-owned firms percent 2002 | 0 |
| MASON Total Hispanic-owned firms percent 2002 | 3.7 |
| MASON Total Native Hawaiian-and Other Pacific Islander-owned firms percent 2002 | 0 |
| MASON Total women-owned firms percent 2002 | 40.3 |
| MASON Manufacturing: total (NAICS 31-33) - value of shipments 2002 | 326688 |
| MASON Wholesale trade: total (NAICS 42) - sales of establishments with payroll 2002 | 112000 |
| MASON Retail trade: total (NAICS 44-45) - sales of establishments with payroll 2002 | 268476 |
| MASON Retail trade: total (NAICS 44-45) - sales of establishments with payroll per capita 2002 | 5244 |
| MASON New private housing units authorized by building permits - total 2008 (20000-place universe) | 250 |
| MASON Valuation of new private housing units authorized by building permits 2008 (20000-place universe) | 32874 |
| MASON Land in farms (NAICS) 2007 (acres) (adjusted) | 25185 |
| MASON Federal Government expenditure - total FY 2008 | 400402 |
| MASON Federal Government expenditure per capita FY 2008 | 6922 |
| MASON Land area in square miles 2000 | 961.06 |
| MASON Population per square mile 2000 | 51 |