Rates of Any and Exclusive Breastfeeding by State among Children Born in 2009 (Percentage +/- half 95% Confidence Interval) a,b
Any Breastfeeding Exclusive Breastfeeding
Ever Breastfed Breastfed at 6 Months Breastfed at 12 Months Exclusive Breastfeeding through 3 Months Exclusive Breastfeeding through 6 Months
State n % ± half 95% CI % ± half 95% CI % ± half 95% CI n % ± half 95% CI % ± half 95% CI
Alabama 451 57.5±6.1 31.4±5.3 14.1±3.7 449 25.2±5.0 9.9±3.5
Alaska 382 84.5±4.7 56.6±6.2 30.3±5.4 377 47.8±6.2 20.3±4.9
Arizona 393 72.1±6.5 40.6±6.6 22.3±5.3 384 35.3±6.5 16.0±4.8
Arkansas 380 66.0±6.4 28.4±5.8 12.3±4.0 375 25.2±5.7 10.9±4.1
California 523 86.9±3.7 60.7±5.5 33.1±5.1 513 44.7±5.6 21.2±4.7
Colorado 429 86.0±5.6 51.1±7.9 28.0±7.2 424 44.8±8.0 21.9±7.1
Connecticut 451 82.6±4.5 54.3±5.8 24.9±4.5 443 43.0±5.6 15.6±3.8
Delaware 401 69.7±5.8 39.2±5.6 21.0±4.5 392 31.5±5.3 11.2±3.3
District of Columbia 464 70.7±6.2 43.8±5.8 24.5±4.6 458 30.4±5.0 13.7±3.4
Florida 428 76.5±5.5 44.6±6.2 28.3±5.7 422 31.4±5.5 15.9±4.3
Georgia 428 66.1±6.5 35.9±6.0 15.3±4.3 424 25.0±5.3 11.7±3.8
Hawaii 354 84.9±7.0 52.1±7.3 33.8±6.3 350 41.8±6.9 22.9±5.5
Idaho 333 90.7±4.7 57.2±7.6 33.4±6.6 323 47.0±7.5 25.4±6.6
Illinois 885 73.6±4.5 45.7±4.7 21.7±3.7 877 34.0±4.5 14.2±3.1
Indiana 420 71.7±5.8 36.1±6.0 17.8±4.5 413 28.4±5.7 12.7±4.0
Iowa 343 79.4±5.4 48.8±6.5 26.2±5.7 339 41.5±6.4 17.3±5.0
Kansas 433 76.8±7.0 44.1±6.8 23.0±5.1 429 33.1±6.1 16.2±4.5
Kentucky 371 59.9±6.8 31.4±5.9 16.0±4.6 367 25.0±5.5 10.8±4.1
Louisiana 423 53.9±6.4 27.0±5.2 12.6±4.0 416 22.3±4.8 9.7±3.3
Maine 335 74.0±5.9 41.7±6.3 23.2±4.8 329 38.2±6.1 15.3±4.1
Maryland 721 75.3±4.9 49.5±5.5 27.0±5.1 719 31.9±5.1 16.0±4.5
Massachusetts 376 82.0±5.2 55.5±6.4 31.4±5.7 374 40.7±6.0 16.8±4.3
Michigan 462 75.0±5.9 42.0±6.1 20.0±4.5 455 34.4±6.1 15.4±4.5
Minnesota 352 81.9±5.6 59.1±6.6 29.9±6.3 345 42.2±6.8 21.5±6.1
Mississippi 391 51.1±7.0 26.2±6.2 12.1±4.8 385 19.3±5.2 6.4±2.8
Missouri 436 76.0±5.5 38.2±5.8 19.9±4.6 431 34.3±5.7 15.2±4.3
Montana 393 85.1±5.6 57.8±7.0 25.9±5.8 390 50.9±7.1 23.6±6.4
Nebraska 319 77.0±7.0 47.0±7.1 23.5±5.3 312 43.2±7.2 18.6±5.4
Nevada 362 80.2±5.7 37.5±7.0 20.3±5.5 355 40.2±7.8 11.2±4.5
New Hampshire 316 81.9±6.1 56.0±6.8 30.6±5.9 313 49.1±6.7 21.4±5.4
New Jersey 469 80.5±4.5 48.3±5.6 24.7±4.7 461 37.0±5.4 14.0±3.6
New Mexico 381 75.0±6.2 49.7±6.7 28.0±5.8 373 38.7±6.4 21.8±5.6
New York 819 79.6±3.4 51.1±4.1 28.2±3.7 807 34.1±4.0 15.3±3.2
North Carolina 352 69.1±6.6 40.3±6.7 20.4±5.1 342 34.2±6.6 13.9±4.6
North Dakota 312 75.7±6.7 48.1±7.6 23.1±6.3 308 37.5±7.3 15.6±5.2
Ohio 348 66.4±6.5 42.4±6.5 25.2±5.8 343 38.7±6.5 14.4±4.6
Oklahoma 380 70.1±6.0 30.3±5.4 12.8±3.7 378 27.6±5.4 9.1±3.1
Oregon 373 85.2±8.0 62.7±8.2 41.4±7.3 368 52.0±7.9 24.4±5.5
Pennsylvania 845 70.0±4.8 43.0±4.8 21.7±3.9 832 37.0±4.7 13.1±3.1
Rhode Island 425 70.6±5.9 43.3±5.9 24.7±4.9 421 31.1±5.2 13.3±3.8
South Carolina 364 61.3±6.6 35.2±6.2 15.0±4.0 363 28.9±5.8 12.0±4.0
South Dakota 330 72.6±7.7 49.3±8.3 25.8±7.4 328 38.1±8.1 18.9±6.3
Tennessee 378 64.4±6.7 34.0±6.2 17.1±4.7 376 32.8±6.2 12.8±4.4
Texas 2271 77.2±3.2 44.8±3.9 22.3±3.1 2234 32.8±3.5 12.7±2.4
Utah 361 88.4±4.6 64.9±6.7 34.9±6.3 353 44.4±6.7 19.2±5.1
Vermont 351 85.2±4.8 64.3±6.1 38.4±5.8 347 50.8±6.2 24.3±4.9
Virginia 487 79.8±5.7 52.9±6.5 29.6±5.5 482 36.2±5.9 17.2±4.3
Washington 370 87.0±5.7 55.7±6.7 33.9±5.9 361 47.9±6.6 19.7±4.5
West Virginia 416 58.0±6.1 26.4±5.0 14.0±3.9 414 25.7±5.2 10.6±3.5
Wisconsin 376 80.1±5.6 45.9±6.8 17.0±4.4 371 33.7±6.4 15.2±4.0
Wyoming 379 83.7±5.8 55.0±6.8 28.1±5.7 371 47.0±6.7 21.6±5.5

a Breastfeeding rates presented in this table are based on dual-frame (landline and cellular telephone) samples from 2011 and 2012 National Immunization Surveys. See survey methods for details on study design.

b Exclusive breastfeeding is defined as ONLY breast milk — NO solids, no water, and no other liquids.

Source: National Immunization Survey, Centers for Disease Control and Prevention, Department of Health and Human Services