Region 7 
Population
Source:  Population Estimates Program, Population Division, U.S. Census Bureau 
  1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008
Bonneville         79,362       80,021       80,699       81,536       82,522       83,807       85,180       87,007       89,653      91,856        94,630        96,545        99,135
Butte           3,103         3,094         3,041         3,012         2,899         2,856         2,890         2,873         2,838        2,808          2,781          2,771          2,751
Clark              813            839            889            913         1,022            971            997            904            906           943            920             906             910
Custer           4,357         4,246         4,091         4,089         4,342         4,292         4,185         4,090         4,114        4,077          4,180          4,166          4,254
Fremont         11,523       11,749       11,933       11,890       11,819       11,822       11,859       12,107       12,263      12,242        12,369        12,517        12,551
Jefferson         18,964       19,124       19,534       19,949       19,155       19,578       19,781       20,194       20,782      21,580        22,350        22,851        23,860
Lemhi           8,056         8,064         8,041         7,978         7,806         7,606         7,649         7,731         7,820        7,909          7,930          7,717          7,808
Madison         24,547       24,875       25,125       24,806       27,467       27,327       27,686       29,878       30,782      30,975        31,393        36,647        37,456
Teton           5,117         5,288         5,490         5,708         5,999         6,419         6,859         7,058         7,253        7,467          7,838          8,349          8,833
Total        155,842      157,300      158,843      159,881      163,031      164,678      167,086      171,842      176,411    179,857      184,391      192,469       197,558