County Population Estimates: 2009    Released March 2010

Note:  The Census Bureau releases County population estimates and demographic components of change (births, deaths, and migration) annually in March.  In general, estimates released in a given year refer to the population on July 1 of the previous year.

•Single Years of Age, 2010November 2011

•Components of Change and Total Population  
       °Table 1. Annual Estimates of the Population, 2000-2009   Excelor PDF       °Table 2. Cumulative Estimates of Population Change (includes ranking
           and percent change), 2000-2009  Excelor PDF  
       °Table 3. Estimates of Population Change (includes rankings and
           percent change), 2008-2009  Excelor PDF
         °Table 4. Cumulative Estimates of the Components of Population
            Change, (Births, Deaths, Migration), 2000-2009  Excelor PDF
        °Table 5. Estimates of the Components of Population Change,
            (Births, Deaths, Migration), 2008-2009  Excelor PDF
        °Table 6. Estimates of Rates of the Components of Population Change
            (Births, Deaths, Migration), 2008-2009  Excelor PDF
          °Population Density and Area (Square Miles)  Excel or PDF       

•Maps: County Population
         °Population Estimates: 2009  GIF or PDF
         °Numeric Change: 2000-2009  GIF or PDF
         °Numeric Change: 2008-2009  GIF or PDF
         °Percent Change: 2000-2009  GIF or PDF     
         °Percent Change: 2008-2009  GIF or PDF
         °Rates of Migration: 2008-2009  GIF or PDF
         °Population Density by County: 2009 GIF or PDF
         °Population Change:  1999-2009 GIF or PDF          

•Incorporated vs Unincorporated Population  Excelor PDF 
         °County Map - all counties, 2008  GIF or PDF

Link to: State Population Estimates

              City/Town/Places Population Estimates

• •Age, Gender, Race & Hispanic Origin, 2009

  Note:   The Census Bureau releases County population estimates by age, gender, race and Hispanic origin annually in August.  In general, estimates released in a given year refer to the population on July 1 of the previous year.
  

• Single Years of Age by Male and Female July 1, 2000 to July 1, 2010 (2010 to be released November of 2011) Montana Beaverhead Big Horn Blaine Broadwater Carbon Carter Cascade Chouteau Custer Daniels Dawson Deer Lodge Fallon Fergus Flathead Gallatin Garfield Glacier Golden Valley Granite Hill Jefferson Judith Basin Lake Lewis & Clark Liberty Lincoln McCone Madison Meagher Mineral Missoula Musselshell Park Petroleum Phillips Pondera Powder River Powell Prairie Ravalli Richland Roosevelt Rosebud Sanders Sheridan Silver Bow Stillwater Sweet Grass Teton Toole Treasure Valley Wheatland Wibaux Yellowstone All Years (2000 to 2010) All Counties Excel File

  NOTE: Due to the complexities associated with the production of detailed characteristics estimates at the state and county levels, the values of the estimates at lower levels of geography may not necessarily sum to estimates at higher levels of geography.  For more detailed information, visit the Census Bureau's County Population Estimates web page.