KFF designs, conducts and analyzes original public opinion and survey research on Americans’ attitudes, knowledge, and experiences with the health care system to help amplify the public’s voice in major national debates.
This data is presented as an interactive tool that allows users to: filter by timeframe/year, select specific data columns (distributions), filter by state or geography, and view the data as a table, map, or trend chart.
2024
Location
Percent of Children Who Received At Least Four DTaP Doses by 35 Months
United States
0.885
Alabama
0.827
Alaska
0.706
Arizona
0.911
Arkansas
0.871
California
0.845
Colorado
0.895
Connecticut
0.925
Delaware
0.965
District of Columbia
0.658
Florida
0.896
Georgia
0.938
Hawaii
0.905
Idaho
0.83
Illinois
0.874
Indiana
0.851
Iowa
0.951
Kansas
0.849
Kentucky
0.81
Louisiana
0.873
Maine
0.836
Maryland
0.944
Massachusetts
0.858
Michigan
0.872
Minnesota
0.921
Mississippi
0.775
Missouri
0.839
Montana
0.805
Nebraska
0.93
Nevada
0.883
New Hampshire
0.95
New Jersey
0.939
New Mexico
0.844
New York
0.865
North Carolina
0.885
North Dakota
0.841
Ohio
0.956
Oklahoma
0.78
Oregon
0.874
Pennsylvania
0.925
Rhode Island
0.922
South Carolina
0.887
South Dakota
0.817
Tennessee
0.902
Texas
0.809
Utah
0.875
Vermont
0.919
Virginia
0.896
Washington
0.912
West Virginia
0.924
Wisconsin
0.917
Wyoming
0.849
2023
Location
Percent of Children Who Received At Least Four DTaP Doses by 35 Months
United States
0.881
Alabama
0.835
Alaska
0.782
Arizona
0.867
Arkansas
0.855
California
0.881
Colorado
0.917
Connecticut
0.948
Delaware
0.871
District of Columbia
0.838
Florida
0.867
Georgia
0.856
Hawaii
0.924
Idaho
0.809
Illinois
0.903
Indiana
0.87
Iowa
0.9
Kansas
0.848
Kentucky
0.848
Louisiana
0.874
Maine
0.873
Maryland
0.899
Massachusetts
0.976
Michigan
0.868
Minnesota
0.865
Mississippi
0.801
Missouri
0.86
Montana
0.827
Nebraska
0.887
Nevada
0.819
New Hampshire
0.936
New Jersey
0.893
New Mexico
0.804
New York
0.886
North Carolina
0.874
North Dakota
0.813
Ohio
0.908
Oklahoma
0.888
Oregon
0.842
Pennsylvania
0.868
Rhode Island
0.955
South Carolina
0.869
South Dakota
0.833
Tennessee
0.91
Texas
0.876
Utah
0.884
Vermont
0.877
Virginia
0.873
Washington
0.915
West Virginia
0.946
Wisconsin
0.897
Wyoming
0.778
2022
Location
Percent of Children Who Received At Least Four DTaP Doses by 35 Months
United States
0.87
Alabama
0.878
Alaska
0.827
Arizona
0.848
Arkansas
0.894
California
0.848
Colorado
0.876
Connecticut
0.944
Delaware
0.954
District of Columbia
0.836
Florida
0.891
Georgia
0.859
Hawaii
0.8
Idaho
0.862
Illinois
0.922
Indiana
0.873
Iowa
0.873
Kansas
0.84
Kentucky
0.812
Louisiana
0.819
Maine
0.953
Maryland
0.922
Massachusetts
0.919
Michigan
0.851
Minnesota
0.933
Mississippi
0.873
Missouri
0.915
Montana
0.806
Nebraska
0.931
Nevada
0.8
New Hampshire
0.929
New Jersey
0.883
New Mexico
0.9
New York
0.905
North Carolina
0.89
North Dakota
0.913
Ohio
0.857
Oklahoma
0.851
Oregon
0.812
Pennsylvania
0.842
Rhode Island
0.953
South Carolina
0.863
South Dakota
0.858
Tennessee
0.871
Texas
0.835
Utah
0.893
Vermont
0.922
Virginia
0.881
Washington
0.876
West Virginia
0.85
Wisconsin
0.86
Wyoming
0.837
2021
Location
Percent of Children Who Received At Least Four DTaP Doses by 35 Months
United States
0.882
Alabama
0.962
Alaska
0.826
Arizona
0.873
Arkansas
0.854
California
0.87
Colorado
0.882
Connecticut
0.948
Delaware
0.919
District of Columbia
0.875
Florida
0.865
Georgia
0.823
Hawaii
0.82
Idaho
0.879
Illinois
0.894
Indiana
0.858
Iowa
0.933
Kansas
0.877
Kentucky
0.917
Louisiana
0.861
Maine
0.936
Maryland
0.888
Massachusetts
0.953
Michigan
0.905
Minnesota
0.884
Mississippi
0.859
Missouri
0.852
Montana
0.822
Nebraska
0.885
Nevada
0.834
New Hampshire
0.832
New Jersey
0.867
New Mexico
0.924
New York
0.876
North Carolina
0.973
North Dakota
0.908
Ohio
0.931
Oklahoma
0.8
Oregon
0.84
Pennsylvania
0.892
Rhode Island
0.939
South Carolina
0.902
South Dakota
0.877
Tennessee
0.851
Texas
0.856
Utah
0.926
Vermont
0.931
Virginia
0.899
Washington
0.923
West Virginia
0.835
Wisconsin
0.864
Wyoming
0.889
2020
Location
Percent of Children Who Received At Least Four DTaP Doses by 35 Months
United States
0.893
Alabama
0.87
Alaska
0.842
Arizona
0.934
Arkansas
0.809
California
0.913
Colorado
0.866
Connecticut
0.941
Delaware
0.887
District of Columbia
0.899
Florida
0.887
Georgia
0.854
Hawaii
0.876
Idaho
0.916
Illinois
0.886
Indiana
0.814
Iowa
0.932
Kansas
0.84
Kentucky
0.873
Louisiana
0.798
Maine
0.957
Maryland
0.926
Massachusetts
0.958
Michigan
0.946
Minnesota
0.875
Mississippi
0.837
Missouri
0.876
Montana
0.887
Nebraska
0.902
Nevada
0.887
New Hampshire
0.978
New Jersey
0.862
New Mexico
0.916
New York
0.923
North Carolina
0.967
North Dakota
0.922
Ohio
0.935
Oklahoma
0.851
Oregon
0.886
Pennsylvania
0.865
Rhode Island
0.914
South Carolina
0.876
South Dakota
0.922
Tennessee
0.886
Texas
0.847
Utah
0.908
Vermont
0.931
Virginia
0.927
Washington
0.9
West Virginia
0.869
Wisconsin
0.839
Wyoming
0.873
2019
Location
Percent of Children Who Received At Least Four DTaP Doses by 35 Months
United States
0.875
Alabama
0.898
Alaska
0.778
Arizona
0.841
Arkansas
0.858
California
0.862
Colorado
0.932
Connecticut
0.876
Delaware
0.948
District of Columbia
0.868
Florida
0.929
Georgia
0.81
Hawaii
0.878
Idaho
0.89
Illinois
0.878
Indiana
0.877
Iowa
0.85
Kansas
0.901
Kentucky
0.903
Louisiana
0.837
Maine
0.885
Maryland
0.901
Massachusetts
0.969
Michigan
0.881
Minnesota
0.923
Mississippi
0.893
Missouri
0.831
Montana
0.844
Nebraska
0.917
Nevada
0.887
New Hampshire
0.945
New Jersey
0.861
New Mexico
0.851
New York
0.921
North Carolina
0.865
North Dakota
0.825
Ohio
0.823
Oklahoma
0.842
Oregon
0.873
Pennsylvania
0.913
Rhode Island
0.909
South Carolina
0.882
South Dakota
0.84
Tennessee
0.873
Texas
0.826
Utah
0.939
Vermont
0.916
Virginia
0.841
Washington
0.873
West Virginia
0.885
Wisconsin
0.899
Wyoming
0.829
2018
Location
Percent of Children Who Received At Least Four DTaP Doses by 35 Months
United States
0.878
Alabama
0.881
Alaska
0.805
Arizona
0.907
Arkansas
0.872
California
0.877
Colorado
0.891
Connecticut
0.894
Delaware
0.866
District of Columbia
0.94
Florida
0.921
Georgia
0.856
Hawaii
0.883
Idaho
0.842
Illinois
0.905
Indiana
0.852
Iowa
0.932
Kansas
0.797
Kentucky
0.912
Louisiana
0.861
Maine
0.946
Maryland
0.918
Massachusetts
0.893
Michigan
0.895
Minnesota
0.943
Mississippi
0.849
Missouri
0.812
Montana
0.784
Nebraska
0.887
Nevada
0.841
New Hampshire
0.889
New Jersey
0.906
New Mexico
0.92
New York
0.849
North Carolina
0.899
North Dakota
0.894
Ohio
0.853
Oklahoma
0.845
Oregon
0.744
Pennsylvania
0.929
Rhode Island
0.904
South Carolina
0.91
South Dakota
0.823
Tennessee
0.93
Texas
0.864
Utah
0.837
Vermont
0.878
Virginia
0.908
Washington
0.863
West Virginia
0.829
Wisconsin
0.882
Wyoming
0.864
2017
Location
Percent of Children Who Received At Least Four DTaP Doses by 35 Months
United States
0.881
Alabama
0.903
Alaska
0.77
Arizona
0.838
Arkansas
0.898
California
0.941
Colorado
0.91
Connecticut
0.915
Delaware
0.931
District of Columbia
0.854
Florida
0.868
Georgia
0.867
Hawaii
0.905
Idaho
0.822
Illinois
0.88
Indiana
0.804
Iowa
0.911
Kansas
0.845
Kentucky
0.893
Louisiana
0.825
Maine
0.948
Maryland
0.865
Massachusetts
0.945
Michigan
0.836
Minnesota
0.752
Mississippi
0.793
Missouri
0.848
Montana
0.816
Nebraska
0.952
Nevada
0.836
New Hampshire
0.922
New Jersey
0.917
New Mexico
0.92
New York
0.856
North Carolina
0.906
North Dakota
0.912
Ohio
0.87
Oklahoma
0.849
Oregon
0.83
Pennsylvania
0.854
Rhode Island
0.912
South Carolina
0.893
South Dakota
0.881
Tennessee
0.917
Texas
0.888
Utah
0.859
Vermont
0.874
Virginia
0.92
Washington
0.843
West Virginia
0.911
Wisconsin
0.901
Wyoming
0.802
2016
Location
Percent of Children Who Received At Least Four DTaP Doses by 35 Months
United States
0.875
Alabama
0.885
Alaska
0.827
Arizona
0.884
Arkansas
0.868
California
0.888
Colorado
0.885
Connecticut
0.897
Delaware
0.882
District of Columbia
0.847
Florida
0.871
Georgia
0.873
Hawaii
0.844
Idaho
0.879
Illinois
0.885
Indiana
0.839
Iowa
0.884
Kansas
0.886
Kentucky
0.847
Louisiana
0.849
Maine
0.895
Maryland
0.851
Massachusetts
0.969
Michigan
0.858
Minnesota
0.952
Mississippi
0.844
Missouri
0.857
Montana
0.858
Nebraska
0.884
Nevada
0.858
New Hampshire
0.936
New Jersey
0.871
New Mexico
0.89
New York
0.897
North Carolina
0.852
North Dakota
0.94
Ohio
0.835
Oklahoma
0.909
Oregon
0.847
Pennsylvania
0.87
Rhode Island
0.946
South Carolina
0.915
South Dakota
0.883
Tennessee
0.851
Texas
0.859
Utah
0.875
Vermont
0.892
Virginia
0.937
Washington
0.853
West Virginia
0.879
Wisconsin
0.846
Wyoming
0.834
2015
Location
Percent of Children Who Received At Least Four DTaP Doses by 35 Months
United States
0.882
Alabama
0.87
Alaska
0.832
Arizona
0.84
Arkansas
0.795
California
0.904
Colorado
0.886
Connecticut
0.873
Delaware
0.914
District of Columbia
0.868
Florida
0.912
Georgia
0.978
Hawaii
0.866
Idaho
0.836
Illinois
0.893
Indiana
0.887
Iowa
0.912
Kansas
0.877
Kentucky
0.854
Louisiana
0.901
Maine
0.919
Maryland
0.898
Massachusetts
0.894
Michigan
0.881
Minnesota
0.9
Mississippi
0.794
Missouri
0.837
Montana
0.76
Nebraska
0.933
Nevada
0.901
New Hampshire
0.926
New Jersey
0.914
New Mexico
0.913
New York
0.917
North Carolina
0.887
North Dakota
0.83
Ohio
0.847
Oklahoma
0.833
Oregon
0.911
Pennsylvania
0.903
Rhode Island
0.889
South Carolina
0.844
South Dakota
0.835
Tennessee
0.869
Texas
0.842
Utah
0.806
Vermont
0.929
Virginia
0.884
Washington
0.884
West Virginia
0.863
Wisconsin
0.893
Wyoming
0.87
2014
Location
Percent of Children Who Received At Least Four DTaP Doses by 35 Months
United States
0.886
Alabama
0.894
Alaska
0.875
Arizona
0.803
Arkansas
0.839
California
0.942
Colorado
0.855
Connecticut
0.891
Delaware
0.908
District of Columbia
0.857
Florida
0.858
Georgia
0.863
Hawaii
0.9
Idaho
0.826
Illinois
0.863
Indiana
0.897
Iowa
0.909
Kansas
0.926
Kentucky
0.92
Louisiana
0.9
Maine
0.93
Maryland
0.89
Massachusetts
0.92
Michigan
0.786
Minnesota
0.917
Mississippi
0.92
Missouri
0.872
Montana
0.913
Nebraska
0.905
Nevada
0.839
New Hampshire
0.976
New Jersey
0.913
New Mexico
0.923
New York
0.921
North Carolina
0.896
North Dakota
0.872
Ohio
0.916
Oklahoma
0.824
Oregon
0.889
Pennsylvania
0.927
Rhode Island
0.923
South Carolina
0.864
South Dakota
0.919
Tennessee
0.84
Texas
0.848
Utah
0.9
Vermont
0.944
Virginia
0.827
Washington
0.902
West Virginia
0.825
Wisconsin
0.841
Wyoming
0.918
2013
Location
Percent of Children Who Received At Least Four DTaP Doses by 35 Months