| ROSCOMMON Resident total population estimate (July 1) 2009 | 24682 |
| ROSCOMMON Resident total population estimates base (April 1) 2000 | 25469 |
| ROSCOMMON Resident total population estimate percent change - April 1 2000 to July 1 2009 | -3.1 |
| ROSCOMMON Resident total population estimate net change - April 1 2000 to July 1 2009 | -787 |
| ROSCOMMON Resident population (April 1) 2000 (complete count) | 25469 |
| ROSCOMMON Resident population under 5 years (July 1 - estimate) 2008 | 992 |
| ROSCOMMON Resident population under 5 years percent (July 1 - estimate) 2008 | 4 |
| ROSCOMMON Resident population under 18 years (July 1 - estimate) 2008 | 4427 |
| ROSCOMMON Resident population under 18 years percent (July 1 - estimate) 2008 | 17.7 |
| ROSCOMMON Resident population 65 years and over percent (July 1 - estimate) 2008 | 26 |
| ROSCOMMON Resident population 65 years and over (July 1 - estimate) 2008 | 6510 |
| ROSCOMMON Resident population: total females percent (July 1 - estimate) 2008 | 51.2 |
| ROSCOMMON Resident population: White alone (July 1 - estimate) 2008 | 24411 |
| ROSCOMMON Resident population: Black alone (July 1 - estimate) 2008 | 137 |
| ROSCOMMON Resident population: American Indian and Alaska Native alone (July 1 - estimate) 2008 | 173 |
| ROSCOMMON Resident population: Asian alone (July 1 - estimate) 2008 | 101 |
| ROSCOMMON Resident population: Native Hawaiian and Other Pacific Islander alone (July 1 - estimate) 2008 | 11 |
| ROSCOMMON Resident population: Two or more races (July 1 - estimate) 2008 | 209 |
| ROSCOMMON Resident population: Hispanic or Latino Origin (July 1 - estimate) 2008 | 249 |
| ROSCOMMON Resident population: Not Hispanic White alone (July 1 - estimate) 2008 | 24179 |
| ROSCOMMON Resident population: White alone percent (July 1 - estimate) 2008 | 97.5 |
| ROSCOMMON Resident population: Black alone percent (July 1 - estimate) 2008 | 0.5 |
| ROSCOMMON Resident population: American Indian and Alaska Native alone percent (July 1 - estimate) 2008 | 0.7 |
| ROSCOMMON Resident population: Asian alone percent (July 1 - estimate) 2008 | 0.4 |
| ROSCOMMON Resident population: Native Hawaiian and Other Pacific Islander alone percent (July 1 - estimate) 2008 | 0 |
| ROSCOMMON Resident population: Two or more races percent (July 1 - estimate) 2008 | 0.8 |
| ROSCOMMON Resident population: Hispanic or Latino Origin percent (July 1 - estimate) 2008 | 1 |
| ROSCOMMON Resident population: Not Hispanic White alone percent (July 1 - estimate) 2008 | 96.6 |
| ROSCOMMON Births 2006 | 159 |
| ROSCOMMON Deaths 2006 | 355 |
| ROSCOMMON Infant deaths under one year 2006 | 0 |
| ROSCOMMON Population 5 years and over by residence in 1995 - percent in same house 2000 (sample) | 58.4 |
| ROSCOMMON Percent foreign born population 2000 (sample) | 1.7 |
| ROSCOMMON Population 5 years and over percent speaking language other than English at home 2000 (sample) | 3.5 |
| ROSCOMMON Educational attainment - persons 25 years and over - percent high school graduate or higher 2000 | 79.5 |
| ROSCOMMON Educational attainment - persons 25 years and over - percent bachelors degree or higher 2000 | 10.9 |
| ROSCOMMON Civilian noninstitutionalized population 5 years and over with a disability 2000 (sample) | 6069 |
| ROSCOMMON Average travel time to work for workers 16 years and over not working at home 2000 | 24.2 |
| ROSCOMMON Housing unit estimates as of July 1 2008 | 25021 |
| ROSCOMMON Housing unit estimates - net change April 1 2000 (base) to July 1 2008 | 1912 |
| ROSCOMMON Housing unit estimates - percent change April 1 2000 (base) to July 1 2008 | 8.3 |
| ROSCOMMON Owner-occupied housing units - percent of total occupied housing units 2000 (complete count) | 85.9 |
| ROSCOMMON Median value of specified owner-occupied housing units 2000 (sample) | 78900 |
| ROSCOMMON Housing units by units in structure - multiple units 2000 (sample) | 2.8 |
| ROSCOMMON Households 2000 (complete count) | 11250 |
| ROSCOMMON Persons per household 2000 (complete count) | 2.23 |
| ROSCOMMON Per capita income in 1999 | 17837 |
| ROSCOMMON Median household income 2008 | 35009 |
| ROSCOMMON People of all ages in poverty - percent 2008 | 18.4 |
| ROSCOMMON Personal income 2007 | 617 |
| ROSCOMMON Per capita personal income 2007 | 24300 |
| ROSCOMMON Civilian labor force 2008 | 10296 |
| ROSCOMMON Civilian labor force unemployment 2008 | 1171 |
| ROSCOMMON Civilian labor force unemployment rate 2008 | 11.4 |
| ROSCOMMON Employment in all industries (NAICS no code) 2007 | 8283 |
| ROSCOMMON Employment in all industries net change 2000 - 2007 | -821 |
| ROSCOMMON Employment in government (NAICS 92) 2007 | 1502 |
| ROSCOMMON Earnings in all industries (NAICS no code) 2007 | 244305 |
| ROSCOMMON Earnings in all industries (NAICS no code) average earnings per job 2007 | 29495 |
| ROSCOMMON Private nonfarm establishments 2007 | 656 |
| ROSCOMMON Private nonfarm employment for pay period including March 12 2007 | 4915 |
| ROSCOMMON Private nonfarm employment for pay period including March 12 2006 percent change 2000-2007 | -3.9 |
| ROSCOMMON Nonemployer: total (NAICS 00) - establishments 2007 | 1659 |
| ROSCOMMON Accommodation and Food Services: total (NAICS 72) - sales of establishments with payroll 2002 | 33311 |
| ROSCOMMON Total number of firms 2002 | 2268 |
| ROSCOMMON Total Black-owned firms percent 2002 | 0 |
| ROSCOMMON Total American Indian-and Alaska Native-owned firms percent 2002 | 0 |
| ROSCOMMON Total Asian-owned firms percent 2002 | 0 |
| ROSCOMMON Total Hispanic-owned firms percent 2002 | 0 |
| ROSCOMMON Total Native Hawaiian-and Other Pacific Islander-owned firms percent 2002 | 0 |
| ROSCOMMON Total women-owned firms percent 2002 | 29.4 |
| ROSCOMMON Manufacturing: total (NAICS 31-33) - value of shipments 2002 | 0 |
| ROSCOMMON Wholesale trade: total (NAICS 42) - sales of establishments with payroll 2002 | 0 |
| ROSCOMMON Retail trade: total (NAICS 44-45) - sales of establishments with payroll 2002 | 320147 |
| ROSCOMMON Retail trade: total (NAICS 44-45) - sales of establishments with payroll per capita 2002 | 12381 |
| ROSCOMMON New private housing units authorized by building permits - total 2008 (20000-place universe) | 43 |
| ROSCOMMON Valuation of new private housing units authorized by building permits 2008 (20000-place universe) | 6390 |
| ROSCOMMON Land in farms (NAICS) 2007 (acres) (adjusted) | 4759 |
| ROSCOMMON Federal Government expenditure - total FY 2008 | 248046 |
| ROSCOMMON Federal Government expenditure per capita FY 2008 | 9905 |
| ROSCOMMON Land area in square miles 2000 | 521.4 |
| ROSCOMMON Population per square mile 2000 | 49 |
