But in a recently published Gallup report, Colorado has slipped from the top spot.
Which state or states have bypassed Colorado? And where did Colorado land this time around?
Look below to see the photo-illustrated state countdown from most to least obese, supplemented with figures from the Gallup findings.
U.S. obesity rates, from most to least obese Number 50:Mississippi
35.4 percent
Number 49:
West Virginia
34.4 percent
Number 48:
Delaware
34.3 percent
Number 47:
Louisiana
32.7 percent
Number 46:
Arkansas
32.3 percent
Number 45:South Carolina
31.4 percent
Number 44:
Tennessee
31.3 percent
Number 43:
Ohio
30.9 percent
Number 42:
Kentucky
30.6 percent
Number 41:
Oklahoma
30.5 percent
Continue to keep counting down the list of most and least obese states. Number 40:Alaska
30.1 percent
Number 39:
Indiana
29.9 percent
Number 38:
Texas
29.8 percent
Number 37:
Wisconsin
29.0 percent
Number 36:
Missouri
29.0 percent
Number 35:Michigan
28.9 percent
Number 34:
South Dakota
28.3 percent
Number 33:
Pennsylvania
28.2 percent
Number 32:
Georgia
28.2 percent
Number 31:
Iowa
28.1 percent
Continue to keep counting down the list of most and least obese states. Number 30:North Carolina
28.1 percent
Number 29:
Alabama
28.1 percent
Number 28:
Wyoming
27.8 percent
Number 27:
Kansas
27.2 percent
Number 26:
Nebraska
27.1 percent
Number 25:Illinois
26.4 percent
Number 24:
North Dakota
26.0 percent
Number 23:
Idaho
25.9 percent
Number 22:
Arizona
25.6 percent
Number 21:
Florida
25.6 percent
Continue to keep counting down the list of most and least obese states.
Number 20:New Hampshire
25.5 percent
Number 19:
Virginia
25.2 percent
Number 18:
Washington
25.0 percent
Number 17:
Oregon
24.9 percent
Number 16:
Maryland
24.9 percent
Number 15:New Jersey
24.9 percent
Number 14:
Rhode Island
24.8 percent
Number 13:
Vermont
24.8 percent
Number 12:
Maine
24.8 percent
Number 11:
Utah
24.2 percent
Continue to keep counting down the list of most and least obese states. Number 10:New York
24.0 percent
Number 9:
Hawaii
23.7 percent
Number 8:
California
23.6 percent
Number 7:
New Mexico
23.5 percent
Number 6:
Connecticut
23.2 percent
Number 5:Massachusetts
22.2 percent
Number 4:
Minnesota
22.0 percent
Number 3:
Nevada
21.1 percent
Number 2:
Colorado
20.4 percent
Number 1:
Montana
19.6 percent
Send your story tips to the author, Michael Roberts.
More from our News archive circa July 2011: "Obesity rates: Colorado's is the lowest in the nation, making us the skinniest state of all."