Obesity Prevalence

Group 1990 2000 2010 2020 2030
Overall 20.7 (19.2-22.0) 25.5 (24.6-26.3) 31.1 (30.6-31.8) 37.5 (36.1-38.8) 44.2 (41.8-46.6)
Males 19.2 (17.4-21.1) 24.2 (23.1-25.3) 30.2 (29.4-31.0) 37.0 (35.3-38.9) 44.5 (41.4-47.6)
Females 22.2 (20.3-24.1) 26.8 (25.7-28.0) 32.2 (31.4-32.9) 38.1 (36.4-39.9) 44.3 (41.3-47.5)
White, non-Hispanic 20.2 (18.8-21.5) 24.8 (23.9-25.6) 30.2 (29.6-30.8) 36.2 (34.9-37.7) 42.7 (40.4-45.1)
Black, non-Hispanic 31.9 (4.9-68.1) 30.0 (11.6-51.1) 30.9 (21.7-40.6) 36.8 (16.6-60.8) 42.4 (11.5-75.7)
Hispanic 21.6 (14.5-30.2) 27.1 (22.6-32.5) 33.8 (30.5-37.3) 41.3 (33.9-48.4) 48.9 (36.4-60.4)
Other, non-Hispanic 30.9 (25.7-36.4) 36.2 (33.2-39.3) 42.1 (40.4-43.7) 48.1 (43.9-52.1) 54.1 (47.0-60.8)
Income: Less than $20k 21.8 (19.4-24.4) 28.0 (26.5-29.6) 35.2 (34.1-36.4) 43.0 (40.5-45.7) 51.0 (46.7-55.5)
Income: $20k to $50k 20.1 (18.3-22.2) 25.7 (24.5-26.9) 32.6 (31.8-33.4) 40.8 (38.8-42.6) 49.4 (46.0-52.6)
Income: $50k or more 19.5 (16.6-22.4) 23.8 (22.0-25.5) 28.9 (28.0-29.7) 34.8 (32.7-37.1) 41.2 (36.9-45.7)
NOTES:

• Data shown in the table are estimated means with 95% confidence intervals (CIs)

• Obesity is defined as a BMI value that is greater than or equal to 30

• Severe obesity is defined as a BMI value that is greater than or equal to 35

Severe Obesity Prevalence

Group 1990 2000 2010 2020 2030
Overall 6.3 (5.7-7.1) 9.0 (8.5-9.5) 12.4 (11.9-12.8) 16.6 (15.4-17.7) 21.4 (19.3-23.5)
Males 4.3 (3.6-5.2) 6.6 (6.0-7.3) 9.9 (9.4-10.4) 14.3 (12.9-15.8) 19.6 (16.7-22.6)
Females 8.4 (7.3-9.7) 11.3 (10.6-12.2) 14.9 (14.3-15.5) 19.2 (17.7-20.7) 23.9 (21.2-26.8)
White, non-Hispanic 6.0 (5.3-6.8) 8.4 (8.0-9.0) 11.7 (11.2-12.1) 15.7 (14.6-16.7) 20.3 (18.1-22.4)
Black, non-Hispanic 6.1 (0.1-23.7) 8.2 (1.1-19.3) 13.5 (7.9-20.3) 22.4 (6.3-44.0) 29.4 (3.8-57.9)
Hispanic 9.0 (5.2-14.3) 11.7 (8.9-15.1) 15.1 (12.8-17.6) 19.0 (13.8-24.9) 23.1 (13.8-33.6)
Other, non-Hispanic 13.1 (9.5-17.4) 16.3 (14.0-18.6) 19.9 (18.6-21.2) 23.9 (20.5-27.6) 28.0 (21.9-35.0)
Income: Less than $20k 9.5 (8.0-11.4) 12.8 (11.8-14.0) 16.8 (16.0-17.7) 21.4 (19.3-23.5) 26.2 (22.4-30.0)
Income: $20k to $50k 5.1 (4.3-6.0) 8.4 (7.7-9.2) 13.3 (12.7-13.9) 19.8 (18.1-21.6) 27.4 (24.2-30.9)
Income: $50k or more 4.7 (3.5-6.1) 6.8 (5.9-7.7) 9.7 (9.1-10.2) 13.5 (11.8-15.4) 18.1 (14.4-22.2)
NOTES:

• Data shown in the table are estimated means with 95% confidence intervals (CIs)

• Obesity is defined as a BMI value that is greater than or equal to 30

• Severe obesity is defined as a BMI value that is greater than or equal to 35

Charts for projected adult obesity vs gender in Montana

Charts for projected adult obesity vs race and ethnicity in Montana

Charts for projected adult obesity vs income in Montana


All tables and charts based on data from: 

Ward ZJ, Bleich SN, Cradock AL, Barrett JL, Giles CM, Flax CN, Long MW, Gortmaker SL. Projected U.S. State-Level Prevalence of Adult Obesity and Severe Obesity. N Engl J Med. 2019;381:2440-50. doi: 10.1056/NEJMsa1909301

Read a summary

Read the abstract