| IMPERIAL Resident total population estimate (July 1) 2009 | 166874 |
| IMPERIAL Resident total population estimates base (April 1) 2000 | 142361 |
| IMPERIAL Resident total population estimate percent change - April 1 2000 to July 1 2009 | 17.2 |
| IMPERIAL Resident total population estimate net change - April 1 2000 to July 1 2009 | 24513 |
| IMPERIAL Resident population (April 1) 2000 (complete count) | 142361 |
| IMPERIAL Resident population under 5 years (July 1 - estimate) 2008 | 15665 |
| IMPERIAL Resident population under 5 years percent (July 1 - estimate) 2008 | 9.6 |
| IMPERIAL Resident population under 18 years (July 1 - estimate) 2008 | 47801 |
| IMPERIAL Resident population under 18 years percent (July 1 - estimate) 2008 | 29.2 |
| IMPERIAL Resident population 65 years and over percent (July 1 - estimate) 2008 | 10.7 |
| IMPERIAL Resident population 65 years and over (July 1 - estimate) 2008 | 17493 |
| IMPERIAL Resident population: total females percent (July 1 - estimate) 2008 | 48.3 |
| IMPERIAL Resident population: White alone (July 1 - estimate) 2008 | 147473 |
| IMPERIAL Resident population: Black alone (July 1 - estimate) 2008 | 6968 |
| IMPERIAL Resident population: American Indian and Alaska Native alone (July 1 - estimate) 2008 | 3439 |
| IMPERIAL Resident population: Asian alone (July 1 - estimate) 2008 | 4085 |
| IMPERIAL Resident population: Native Hawaiian and Other Pacific Islander alone (July 1 - estimate) 2008 | 254 |
| IMPERIAL Resident population: Two or more races (July 1 - estimate) 2008 | 1753 |
| IMPERIAL Resident population: Hispanic or Latino Origin (July 1 - estimate) 2008 | 125864 |
| IMPERIAL Resident population: Not Hispanic White alone (July 1 - estimate) 2008 | 26764 |
| IMPERIAL Resident population: White alone percent (July 1 - estimate) 2008 | 89.9 |
| IMPERIAL Resident population: Black alone percent (July 1 - estimate) 2008 | 4.2 |
| IMPERIAL Resident population: American Indian and Alaska Native alone percent (July 1 - estimate) 2008 | 2.1 |
| IMPERIAL Resident population: Asian alone percent (July 1 - estimate) 2008 | 2.5 |
| IMPERIAL Resident population: Native Hawaiian and Other Pacific Islander alone percent (July 1 - estimate) 2008 | 0.2 |
| IMPERIAL Resident population: Two or more races percent (July 1 - estimate) 2008 | 1.1 |
| IMPERIAL Resident population: Hispanic or Latino Origin percent (July 1 - estimate) 2008 | 76.8 |
| IMPERIAL Resident population: Not Hispanic White alone percent (July 1 - estimate) 2008 | 16.3 |
| IMPERIAL Births 2006 | 3129 |
| IMPERIAL Deaths 2006 | 933 |
| IMPERIAL Infant deaths under one year 2006 | 19 |
| IMPERIAL Population 5 years and over by residence in 1995 - percent in same house 2000 (sample) | 52.1 |
| IMPERIAL Percent foreign born population 2000 (sample) | 32.2 |
| IMPERIAL Population 5 years and over percent speaking language other than English at home 2000 (sample) | 67.8 |
| IMPERIAL Educational attainment - persons 25 years and over - percent high school graduate or higher 2000 | 59 |
| IMPERIAL Educational attainment - persons 25 years and over - percent bachelors degree or higher 2000 | 10.3 |
| IMPERIAL Civilian noninstitutionalized population 5 years and over with a disability 2000 (sample) | 24681 |
| IMPERIAL Average travel time to work for workers 16 years and over not working at home 2000 | 20.3 |
| IMPERIAL Housing unit estimates as of July 1 2008 | 54459 |
| IMPERIAL Housing unit estimates - net change April 1 2000 (base) to July 1 2008 | 10568 |
| IMPERIAL Housing unit estimates - percent change April 1 2000 (base) to July 1 2008 | 24.1 |
| IMPERIAL Owner-occupied housing units - percent of total occupied housing units 2000 (complete count) | 58.3 |
| IMPERIAL Median value of specified owner-occupied housing units 2000 (sample) | 100000 |
| IMPERIAL Housing units by units in structure - multiple units 2000 (sample) | 20.8 |
| IMPERIAL Households 2000 (complete count) | 39384 |
| IMPERIAL Persons per household 2000 (complete count) | 3.33 |
| IMPERIAL Per capita income in 1999 | 13239 |
| IMPERIAL Median household income 2008 | 36894 |
| IMPERIAL People of all ages in poverty - percent 2008 | 21.5 |
| IMPERIAL Personal income 2007 | 3821 |
| IMPERIAL Per capita personal income 2007 | 23757 |
| IMPERIAL Civilian labor force 2008 | 73528 |
| IMPERIAL Civilian labor force unemployment 2008 | 16820 |
| IMPERIAL Civilian labor force unemployment rate 2008 | 22.9 |
| IMPERIAL Employment in all industries (NAICS no code) 2007 | 70143 |
| IMPERIAL Employment in all industries net change 2000 - 2007 | 8319 |
| IMPERIAL Employment in government (NAICS 92) 2007 | 17443 |
| IMPERIAL Earnings in all industries (NAICS no code) 2007 | 2.78533e+06 |
| IMPERIAL Earnings in all industries (NAICS no code) average earnings per job 2007 | 39709 |
| IMPERIAL Private nonfarm establishments 2007 | 2544 |
| IMPERIAL Private nonfarm employment for pay period including March 12 2007 | 34272 |
| IMPERIAL Private nonfarm employment for pay period including March 12 2006 percent change 2000-2007 | 35.2 |
| IMPERIAL Nonemployer: total (NAICS 00) - establishments 2007 | 8037 |
| IMPERIAL Accommodation and Food Services: total (NAICS 72) - sales of establishments with payroll 2002 | 126785 |
| IMPERIAL Total number of firms 2002 | 7272 |
| IMPERIAL Total Black-owned firms percent 2002 | 1.6 |
| IMPERIAL Total American Indian-and Alaska Native-owned firms percent 2002 | 0 |
| IMPERIAL Total Asian-owned firms percent 2002 | 6.3 |
| IMPERIAL Total Hispanic-owned firms percent 2002 | 44.1 |
| IMPERIAL Total Native Hawaiian-and Other Pacific Islander-owned firms percent 2002 | 0 |
| IMPERIAL Total women-owned firms percent 2002 | 25.8 |
| IMPERIAL Manufacturing: total (NAICS 31-33) - value of shipments 2002 | 395955 |
| IMPERIAL Wholesale trade: total (NAICS 42) - sales of establishments with payroll 2002 | 945725 |
| IMPERIAL Retail trade: total (NAICS 44-45) - sales of establishments with payroll 2002 | 1.34542e+06 |
| IMPERIAL Retail trade: total (NAICS 44-45) - sales of establishments with payroll per capita 2002 | 9234 |
| IMPERIAL New private housing units authorized by building permits - total 2008 (20000-place universe) | 511 |
| IMPERIAL Valuation of new private housing units authorized by building permits 2008 (20000-place universe) | 62296 |
| IMPERIAL Land in farms (NAICS) 2007 (acres) (adjusted) | 427349 |
| IMPERIAL Federal Government expenditure - total FY 2008 | 1.23711e+06 |
| IMPERIAL Federal Government expenditure per capita FY 2008 | 7545 |
| IMPERIAL Land area in square miles 2000 | 4174.73 |
| IMPERIAL Population per square mile 2000 | 34 |
