West - 78,111,783 - 25.4%
Southeast - 91,587,950 - 29.8%
Midwest - 64,971,578 - 21.2%
Northeast - 72,447,410 - 23.6%
TOTAL - 307,118,721
Figures obtained from April 1, 2010 census - http://en.wikipedia.org/wiki/List_of_U.S._states_and_territories_by_population
WEST
Alaska 710,231
Arizona 6,392,017
California 37,253,956
Colorado 5,029,196
Hawaii 1,360,301
Idaho 1,567,582
Kansas 2,853,118
Montana 989,415
Nebraska 1,826,341
Nevada 2,700,551
New Mexico 2,059,179
North Dakota 672,591
Oregon 3,831,074
South Dakota 814,180
Utah 2,763,885
Washington 6,724,540
Wyoming 563,626
SOUTHEAST
Alabama 4,779,736
Arkansas 2,915,918
Florida 18,801,310
Georgia 8,186,453
Louisiana 4,533,372
Mississippi 2,967,297
North Carolina 9,535,483
Oklahoma 3,751,351
South Carolina 4,625,364
Tennessee 6,346,105
Texas 25,145,561
MIDWEST
Illinois 12,830,632
Indiana 6,483,802
Iowa 3,046,355
Kentucky 4,339,367
Michigan 9,938,444
Minnesota 5,303,925
Missouri 5,988,927
Ohio 11,353,140
Wisconsin 5,686,986
NORTHEAST
Connecticut 3,574,097
Delaware 900,877
Maine 1,328,361
Maryland 5,773,552
Massachusetts 6,547,629
New Hampshire 1,316,470
New Jersey 8,791,894
New York 19,378,102
Pennsylvania 12,702,379
Rhode Island 1,052,567
Vermont 625,741
Virginia 8,001,024
Washington DC 601,723
West Virginia 1,852,994
Southeast - 91,587,950 - 29.8%
Midwest - 64,971,578 - 21.2%
Northeast - 72,447,410 - 23.6%
TOTAL - 307,118,721
Figures obtained from April 1, 2010 census - http://en.wikipedia.org/wiki/List_of_U.S._states_and_territories_by_population
WEST
Alaska 710,231
Arizona 6,392,017
California 37,253,956
Colorado 5,029,196
Hawaii 1,360,301
Idaho 1,567,582
Kansas 2,853,118
Montana 989,415
Nebraska 1,826,341
Nevada 2,700,551
New Mexico 2,059,179
North Dakota 672,591
Oregon 3,831,074
South Dakota 814,180
Utah 2,763,885
Washington 6,724,540
Wyoming 563,626
SOUTHEAST
Alabama 4,779,736
Arkansas 2,915,918
Florida 18,801,310
Georgia 8,186,453
Louisiana 4,533,372
Mississippi 2,967,297
North Carolina 9,535,483
Oklahoma 3,751,351
South Carolina 4,625,364
Tennessee 6,346,105
Texas 25,145,561
MIDWEST
Illinois 12,830,632
Indiana 6,483,802
Iowa 3,046,355
Kentucky 4,339,367
Michigan 9,938,444
Minnesota 5,303,925
Missouri 5,988,927
Ohio 11,353,140
Wisconsin 5,686,986
NORTHEAST
Connecticut 3,574,097
Delaware 900,877
Maine 1,328,361
Maryland 5,773,552
Massachusetts 6,547,629
New Hampshire 1,316,470
New Jersey 8,791,894
New York 19,378,102
Pennsylvania 12,702,379
Rhode Island 1,052,567
Vermont 625,741
Virginia 8,001,024
Washington DC 601,723
West Virginia 1,852,994