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 One MMR Dose by 35 Months
United States
0.969
Alabama
0.941
Alaska
0.865
Arizona
0.977
Arkansas
0.9
California
0.917
Colorado
0.946
Connecticut
0.979
Delaware
0.979
District of Columbia
0.857
Florida
0.956
Georgia
0.923
Hawaii
0.901
Idaho
0.926
Illinois
0.963
Indiana
0.901
Iowa
0.987
Kansas
0.903
Kentucky
0.936
Louisiana
0.941
Maine
0.969
Maryland
0.982
Massachusetts
0.931
Michigan
0.951
Minnesota
0.909
Mississippi
0.865
Missouri
0.937
Montana
0.877
Nebraska
0.975
Nevada
0.955
New Hampshire
0.99
New Jersey
0.939
New Mexico
0.926
New York
0.969
North Carolina
0.964
North Dakota
0.91
Ohio
0.949
Oklahoma
0.909
Oregon
0.967
Pennsylvania
0.917
Rhode Island
0.964
South Carolina
0.962
South Dakota
0.951
Tennessee
0.929
Texas
0.941
Utah
0.922
Vermont
0.974
Virginia
0.958
Washington
0.955
West Virginia
0.966
Wisconsin
0.877
Wyoming
0.911
2023
Location
Percent of Children Who Received At Least One MMR Dose by 35 Months
United States
0.931
Alabama
0.906
Alaska
0.851
Arizona
0.892
Arkansas
0.934
California
0.92
Colorado
0.907
Connecticut
0.956
Delaware
0.925
District of Columbia
0.921
Florida
0.962
Georgia
0.926
Hawaii
0.91
Idaho
0.916
Illinois
0.954
Indiana
0.919
Iowa
0.954
Kansas
0.917
Kentucky
0.919
Louisiana
0.929
Maine
0.939
Maryland
0.928
Massachusetts
0.969
Michigan
0.946
Minnesota
0.941
Mississippi
0.913
Missouri
0.941
Montana
0.891
Nebraska
0.959
Nevada
0.905
New Hampshire
0.99
New Jersey
0.879
New Mexico
0.909
New York
0.949
North Carolina
0.937
North Dakota
0.953
Ohio
0.929
Oklahoma
0.92
Oregon
0.936
Pennsylvania
0.923
Rhode Island
0.96
South Carolina
0.924
South Dakota
0.929
Tennessee
0.956
Texas
0.932
Utah
0.92
Vermont
0.989
Virginia
0.916
Washington
0.94
West Virginia
0.962
Wisconsin
0.93
Wyoming
0.893
2022
Location
Percent of Children Who Received At Least One MMR Dose by 35 Months
United States
0.927
Alabama
0.943
Alaska
0.891
Arizona
0.903
Arkansas
0.942
California
0.902
Colorado
0.928
Connecticut
0.959
Delaware
0.939
District of Columbia
0.876
Florida
0.933
Georgia
0.869
Hawaii
0.892
Idaho
0.921
Illinois
0.958
Indiana
0.937
Iowa
0.94
Kansas
0.927
Kentucky
0.906
Louisiana
0.895
Maine
0.959
Maryland
0.964
Massachusetts
0.985
Michigan
0.958
Minnesota
0.949
Mississippi
0.936
Missouri
0.947
Montana
0.873
Nebraska
0.968
Nevada
0.86
New Hampshire
0.946
New Jersey
0.971
New Mexico
0.926
New York
0.955
North Carolina
0.953
North Dakota
0.934
Ohio
0.918
Oklahoma
0.954
Oregon
0.909
Pennsylvania
0.889
Rhode Island
0.978
South Carolina
0.939
South Dakota
0.911
Tennessee
0.949
Texas
0.918
Utah
0.939
Vermont
0.971
Virginia
0.917
Washington
0.904
West Virginia
0.931
Wisconsin
0.944
Wyoming
0.904
2021
Location
Percent of Children Who Received At Least One MMR Dose by 35 Months
United States
0.94
Alabama
0.957
Alaska
0.887
Arizona
0.922
Arkansas
0.951
California
0.921
Colorado
0.942
Connecticut
0.939
Delaware
0.969
District of Columbia
0.877
Florida
0.951
Georgia
0.939
Hawaii
0.895
Idaho
0.922
Illinois
0.932
Indiana
0.906
Iowa
0.959
Kansas
0.941
Kentucky
0.957
Louisiana
0.939
Maine
0.961
Maryland
0.946
Massachusetts
0.953
Michigan
0.978
Minnesota
0.918
Mississippi
0.939
Missouri
0.916
Montana
0.923
Nebraska
0.951
Nevada
0.928
New Hampshire
0.956
New Jersey
0.937
New Mexico
0.964
New York
0.925
North Carolina
0.983
North Dakota
0.918
Ohio
0.957
Oklahoma
0.926
Oregon
0.927
Pennsylvania
0.958
Rhode Island
0.984
South Carolina
0.957
South Dakota
0.957
Tennessee
0.93
Texas
0.932
Utah
0.967
Vermont
0.955
Virginia
0.965
Washington
0.946
West Virginia
0.903
Wisconsin
0.937
Wyoming
0.95
2020
Location
Percent of Children Who Received At Least One MMR Dose by 35 Months
United States
0.947
Alabama
0.988
Alaska
0.907
Arizona
0.994
Arkansas
0.927
California
0.939
Colorado
0.913
Connecticut
0.974
Delaware
0.913
District of Columbia
0.921
Florida
0.924
Georgia
0.956
Hawaii
0.9
Idaho
0.976
Illinois
0.943
Indiana
0.903
Iowa
0.992
Kansas
0.911
Kentucky
0.953
Louisiana
0.948
Maine
0.975
Maryland
0.95
Massachusetts
0.971
Michigan
0.953
Minnesota
0.933
Mississippi
0.914
Missouri
0.946
Montana
0.96
Nebraska
0.964
Nevada
0.949
New Hampshire
0.949
New Jersey
0.958
New Mexico
0.978
New York
0.959
North Carolina
0.946
North Dakota
0.985
Ohio
0.951
Oklahoma
0.931
Oregon
0.947
Pennsylvania
0.973
Rhode Island
0.981
South Carolina
0.94
South Dakota
0.967
Tennessee
0.969
Texas
0.929
Utah
0.972
Vermont
0.936
Virginia
0.95
Washington
0.96
West Virginia
0.935
Wisconsin
0.976
Wyoming
0.951
2019
Location
Percent of Children Who Received At Least One MMR Dose by 35 Months
United States
0.924
Alabama
0.947
Alaska
0.861
Arizona
0.941
Arkansas
0.91
California
0.876
Colorado
0.932
Connecticut
0.925
Delaware
0.97
District of Columbia
0.93
Florida
0.933
Georgia
0.923
Hawaii
0.901
Idaho
0.93
Illinois
0.935
Indiana
0.935
Iowa
0.941
Kansas
0.964
Kentucky
0.947
Louisiana
0.968
Maine
0.944
Maryland
0.964
Massachusetts
0.986
Michigan
0.959
Minnesota
0.961
Mississippi
0.929
Missouri
0.899
Montana
0.938
Nebraska
0.949
Nevada
0.934
New Hampshire
0.984
New Jersey
0.932
New Mexico
0.943
New York
0.942
North Carolina
0.916
North Dakota
0.958
Ohio
0.866
Oklahoma
0.907
Oregon
0.969
Pennsylvania
0.943
Rhode Island
0.954
South Carolina
0.923
South Dakota
0.934
Tennessee
0.9
Texas
0.907
Utah
0.94
Vermont
0.968
Virginia
0.918
Washington
0.939
West Virginia
0.942
Wisconsin
0.94
Wyoming
0.926
2018
Location
Percent of Children Who Received At Least One MMR Dose by 35 Months
United States
0.933
Alabama
0.928
Alaska
0.873
Arizona
0.938
Arkansas
0.933
California
0.935
Colorado
0.966
Connecticut
0.973
Delaware
0.908
District of Columbia
0.911
Florida
0.936
Georgia
0.937
Hawaii
0.893
Idaho
0.947
Illinois
0.947
Indiana
0.904
Iowa
0.997
Kansas
0.927
Kentucky
0.924
Louisiana
0.924
Maine
0.936
Maryland
0.95
Massachusetts
0.951
Michigan
0.924
Minnesota
0.952
Mississippi
0.929
Missouri
0.892
Montana
0.942
Nebraska
0.941
Nevada
0.921
New Hampshire
0.925
New Jersey
0.94
New Mexico
0.954
New York
0.926
North Carolina
0.937
North Dakota
0.947
Ohio
0.908
Oklahoma
0.913
Oregon
0.963
Pennsylvania
0.955
Rhode Island
0.951
South Carolina
0.905
South Dakota
0.944
Tennessee
0.953
Texas
0.92
Utah
0.911
Vermont
0.95
Virginia
0.946
Washington
0.94
West Virginia
0.904
Wisconsin
0.959
Wyoming
0.925
2017
Location
Percent of Children Who Received At Least One MMR Dose by 35 Months
United States
0.934
Alabama
0.951
Alaska
0.881
Arizona
0.902
Arkansas
0.971
California
0.937
Colorado
0.906
Connecticut
0.981
Delaware
0.943
District of Columbia
0.921
Florida
0.93
Georgia
0.95
Hawaii
0.957
Idaho
0.907
Illinois
0.936
Indiana
0.91
Iowa
0.93
Kansas
0.931
Kentucky
0.945
Louisiana
0.95
Maine
0.946
Maryland
0.951
Massachusetts
0.965
Michigan
0.95
Minnesota
0.933
Mississippi
0.891
Missouri
0.881
Montana
0.913
Nebraska
0.962
Nevada
0.927
New Hampshire
0.957
New Jersey
0.97
New Mexico
0.927
New York
0.92
North Carolina
0.951
North Dakota
0.94
Ohio
0.916
Oklahoma
0.908
Oregon
0.937
Pennsylvania
0.934
Rhode Island
0.952
South Carolina
0.92
South Dakota
0.937
Tennessee
0.936
Texas
0.93
Utah
0.892
Vermont
0.935
Virginia
0.953
Washington
0.898
West Virginia
0.924
Wisconsin
0.943
Wyoming
0.893
2016
Location
Percent of Children Who Received At Least One MMR Dose by 35 Months
United States
0.93
Alabama
0.934
Alaska
0.886
Arizona
0.938
Arkansas
0.926
California
0.92
Colorado
0.923
Connecticut
0.936
Delaware
0.93
District of Columbia
0.973
Florida
0.951
Georgia
0.947
Hawaii
0.901
Idaho
0.914
Illinois
0.928
Indiana
0.896
Iowa
0.958
Kansas
0.982
Kentucky
0.908
Louisiana
0.99
Maine
0.943
Maryland
0.914
Massachusetts
0.966
Michigan
0.952
Minnesota
0.94
Mississippi
0.919
Missouri
0.943
Montana
0.898
Nebraska
0.962
Nevada
0.926
New Hampshire
0.956
New Jersey
0.89
New Mexico
0.942
New York
0.952
North Carolina
0.892
North Dakota
0.96
Ohio
0.917
Oklahoma
0.971
Oregon
0.903
Pennsylvania
0.922
Rhode Island
0.997
South Carolina
0.942
South Dakota
0.943
Tennessee
0.879
Texas
0.926
Utah
0.94
Vermont
0.948
Virginia
0.963
Washington
0.908
West Virginia
0.924
Wisconsin
0.904
Wyoming
0.901
2015
Location
Percent of Children Who Received At Least One MMR Dose by 35 Months
United States
0.931
Alabama
0.96
Alaska
0.92
Arizona
0.919
Arkansas
0.911
California
0.955
Colorado
0.938
Connecticut
0.977
Delaware
0.974
District of Columbia
0.921
Florida
0.904
Georgia
0.954
Hawaii
0.954
Idaho
0.914
Illinois
0.946
Indiana
0.975
Iowa
0.959
Kansas
0.948
Kentucky
0.958
Louisiana
0.919
Maine
0.969
Maryland
0.966
Massachusetts
0.994
Michigan
0.871
Minnesota
0.944
Mississippi
0.911
Missouri
0.912
Montana
0.915
Nebraska
0.96
Nevada
0.975
New Hampshire
0.931
New Jersey
0.963
New Mexico
0.929
New York
0.948
North Carolina
0.958
North Dakota
0.931
Ohio
0.885
Oklahoma
0.903
Oregon
0.92
Pennsylvania
0.96
Rhode Island
0.946
South Carolina
0.907
South Dakota
0.934
Tennessee
0.907
Texas
0.911
Utah
0.87
Vermont
0.963
Virginia
0.867
Washington
0.944
West Virginia
0.895
Wisconsin
0.925
Wyoming
0.945
2014
Location
Percent of Children Who Received At Least One MMR Dose by 35 Months
United States
0.941
Alabama
0.964
Alaska
0.966
Arizona
0.891
Arkansas
0.934
California
0.966
Colorado
0.918
Connecticut
0.931
Delaware
0.961
District of Columbia
0.945
Florida
0.959
Georgia
0.951
Hawaii
0.957
Idaho
0.879
Illinois
0.918
Indiana
0.944
Iowa
0.937
Kansas
0.96
Kentucky
0.877
Louisiana
0.951
Maine
0.958
Maryland
0.922
Massachusetts
0.961
Michigan
0.926
Minnesota
0.945
Mississippi
0.948
Missouri
0.934
Montana
0.933
Nebraska
0.945
Nevada
0.925
New Hampshire
0.961
New Jersey
0.928
New Mexico
0.933
New York
0.952
North Carolina
0.947
North Dakota
0.962
Ohio
0.96
Oklahoma
0.928
Oregon
0.896
Pennsylvania
0.937
Rhode Island
0.956
South Carolina
0.91
South Dakota
0.958
Tennessee
0.97
Texas
0.935
Utah
0.91
Vermont
0.979
Virginia
0.867
Washington
0.932
West Virginia
0.933
Wisconsin
0.936
Wyoming
0.943
2013
Location
Percent of Children Who Received At Least One MMR Dose by 35 Months