2014 IISAR Data Participation Rates
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This website is archived for historical purposes and is no longer being maintained or updated.
June 16, 2017: Content on this page kept for historical reasons.
Child, adolescent, and adult participation rates in IIS are reported for the 2014 IISAR to monitor progress toward Healthy People 2020 objectives and program initiatives. For a discussion on the calculation and reporting of provider site participation rates in IIS, please see the 2010 Immunization Information System progress report in Morbidity and Mortality Weekly Report.
2014 CHILD Participation Table and Map
Percentage of U.S. Children < 6 years with 2+ Immunizations in IIS
Percentage of children aged <6 years participating in an immunization information system (IIS) in the United States (including all 50 states, five cities, and the District of Columbia) in 2014.
National coverage: 88%* (excluding territories)
Map of this data (printable version) [1 page]
| State/City | Percentage |
|---|---|
| Alabama | 89.1% |
| Alaska | 90.3% |
| Arizona | 96.4% |
| Arkansas | 97.2% |
| California | 66.5% |
| Chicago, IL** | 87.8% |
| Colorado | 99.7% |
| Connecticut | 49.2% |
| DC | No Data |
| Delaware | 103.3% |
| Florida | 105.2% |
| Georgia | 115.4% |
| Hawaii | 68.1% |
| Houston, TX** | 134.7% |
| Idaho | 94.2% |
| Illinois | 75.8% |
| Indiana | 93.5% |
| Iowa | 95.5% |
| Kansas | 73.1% |
| Kentucky | No Data |
| Louisiana | 106.1% |
| Maine | 81.2% |
| Maryland | 70.8% |
| Massachusetts | 58.7% |
| Michigan | 101.1% |
| Minnesota | 99.1% |
| Mississippi | 105.7% |
| Missouri | 78.7% |
| Montana | 98.1% |
| Nebraska | 81.2% |
| Nevada | 102.7% |
| New Hampshire | No Data |
| New Jersey | 89.2% |
| New Mexico | 102.9% |
| New York | 102.0% |
| New York City, NY** | 110.8% |
| North Carolina | 100.4% |
| North Dakota | 97.5% |
| Ohio | 97.7% |
| Oklahoma | 90.5% |
| Oregon | 103.0% |
| Pennsylvania | 65.6% |
| Philadelphia, PA** | 101.7% |
| Rhode Island | 105.6% |
| San Antonio, TX** | 93.7% |
| South Carolina | 81.0% |
| South Dakota | 101.2% |
| Tennessee | 85.0% |
| Texas | 71.2% |
| Utah | 94.2% |
| Vermont | 101.9% |
| Virginia | 91.4% |
| Washington | 96.6% |
| West Virginia | 92.8% |
| Wisconsin | 101.2% |
| Wyoming | 92.5% |
| American Samoa | No Data |
|---|---|
| Guam | 66.0% |
| Marshall Islands | 81.3% |
| Federated States of Micronesia | 116.7% |
| Northern Mariana Islands | 93.7% |
| Palau | 102.4% |
| Puerto Rico | 75.3% |
| Virgin Islands | No Data |
Footnotes
* National estimate excludes data from DC and Kentucky and 2014 Census estimates for DC and Kentucky.
** City-based IIS participation rates are reported separately from their respective states; state rates do not include city data in their values.
Reported annual fluctuations in participation may be due to programmatic and/or technical changes to the immunization information system. The denominator used to calculate child participation numbers are drawn from the 2014 Census estimates for each state and city.
Source: Immunization Information System Annual Report, CY2014
2014 ADOLESCENT Participation Table and Map
Percentage of U.S. Adolescents 11-17 years with 2+ Adolescent Immunizations in IIS
Percentage of adolescents aged 11-17 years participating in an immunization information system (IIS) in the United States (including all 50 states, five cities, and the District of Columbia) 2014.
National coverage: 61% (excluding territories)
Map of this data (printable version) [1 page]
| State/City | Percentage |
|---|---|
| Alabama | 57.0% |
| Alaska | 69.0% |
| Arizona | 74.9% |
| Arkansas | 83.1% |
| California | 19.1% |
| Chicago, IL** | 80.2% |
| Colorado | 77.3% |
| Connecticut | No Data |
| DC | No Data |
| Delaware | 80.8% |
| Florida | 76.1% |
| Georgia | 96.0% |
| Hawaii | 70.6% |
| Houston, TX** | 100.5% |
| Idaho | 72.3% |
| Illinois | 53.7% |
| Indiana | 86.2% |
| Iowa | 66.1% |
| Kansas | 49.5% |
| Kentucky | No Data |
| Louisiana | 95.8% |
| Maine | 68.4% |
| Maryland | 45.1% |
| Massachusetts | 20.5% |
| Michigan | 85.1% |
| Minnesota | 82.8% |
| Mississippi | 72.9% |
| Missouri | 32.2% |
| Montana | 61.7% |
| Nebraska | 58.2% |
| Nevada | 74.2% |
| New Hampshire | No Data |
| New Jersey | 61.1% |
| New Mexico | 83.7% |
| New York | 82.4% |
| New York City, NY** | 100.6% |
| North Carolina | 89.9% |
| North Dakota | 82.6% |
| Ohio | 55.1% |
| Oklahoma | 66.8% |
| Oregon | 74.1% |
| Pennsylvania | 47.1% |
| Philadelphia, PA** | 90.5% |
| Rhode Island | 87.5% |
| San Antonio, TX** | 68.8% |
| South Carolina | 37.9% |
| South Dakota | 75.2% |
| Tennessee | 52.4% |
| Texas | 50.2% |
| Utah | 61.3% |
| Vermont | 78.6% |
| Virginia | 68.7% |
| Washington | 88.3% |
| West Virginia | 69.7% |
| Wisconsin | 92.9% |
| Wyoming | 70.2% |
| American Samoa | No Data |
|---|---|
| Guam | 35.3% |
| Marshall Islands | 14.1% |
| Federated States of Micronesia | 26.3% |
| Northern Mariana Islands | 74.7% |
| Palau | 19.3% |
| Puerto Rico | 101.2% |
| Virgin Islands | No Data |
Footnotes
* National estimate excludes data from DC and Kentucky and 2014 Census estimates for DC and Kentucky.
** City-based IIS participation rates are reported separately from their respective states; state rates do not include city data in their values.
Reported annual fluctuations in child participation may be due to programmatic and/or technical changes to the immunization information system. The denominator used to calculate child participation numbers are drawn from the 2014 Census estimates for each state and city.
Source: Immunization Information System Annual Report, CY2014
2014 ADULT Participation Table and Map
Percentage of U.S. Adults 19+ years with 1+ Adult Immunizations in IIS
Percentage of adults aged 19+ years participating in an immunization information system (IIS) in the United States (including all 50 states, five cities, and the District of Columbia) in 2014.
National coverage: 32% (excluding territories)
Map of this data (printable version) [1 page]
| State/City | Percentage |
|---|---|
| Alabama | 22.7% |
| Alaska | 65.2% |
| Arizona | 27.5% |
| Arkansas | 43.7% |
| California | 19.7% |
| Chicago, IL** | 27.4% |
| Colorado | 46.2% |
| Connecticut | No Data |
| DC | No Data |
| Delaware | 25.6% |
| Florida | 42.9% |
| Georgia | 59.9% |
| Hawaii | 20.9% |
| Houston, TX** | 1.8% |
| Idaho | 44.2% |
| Illinois | 29.3% |
| Indiana | 64.8% |
| Iowa | 64.0% |
| Kansas | 35.8% |
| Kentucky | No Data |
| Louisiana | 40.4% |
| Maine | 17.0% |
| Maryland | 26.5% |
| Massachusetts | 27.6% |
| Michigan | 54.2% |
| Minnesota | 91.9% |
| Mississippi | 40.9% |
| Missouri | 31.1% |
| Montana | 49.6% |
| Nebraska | 43.9% |
| Nevada | 56.9% |
| New Hampshire | No Data |
| New Jersey | 3.5% |
| New Mexico | 46.7% |
| New York | 9.1% |
| New York City, NY** | 11.9% |
| North Carolina | 31.3% |
| North Dakota | 83.6% |
| Ohio | 32.2% |
| Oklahoma | 38.6% |
| Oregon | 78.5% |
| Pennsylvania | 30.7% |
| Philadelphia, PA** | 28.5% |
| Rhode Island | No Data |
| San Antonio, TX** | 28.5% |
| South Carolina | 47.4% |
| South Dakota | 55.9% |
| Tennessee | 28.9% |
| Texas | 1.1% |
| Utah | 55.6% |
| Vermont | 41.3% |
| Virginia | 15.3% |
| Washington | 69.9% |
| West Virginia | 42.6% |
| Wisconsin | 88.4% |
| Wyoming | 50.4% |
| American Samoa | No Data |
|---|---|
| Guam | 25.0% |
| Marshall Islands | 23.4% |
| Federated States of Micronesia | 52.2% |
| Northern Mariana Islands | 24.7% |
| Palau | 63.8% |
| Puerto Rico | 35.8% |
| Virgin Islands | No Data |
Footnotes
* National estimate excludes data from DC and Kentucky and 2014 Census estimates for DC and Kentucky.
** City-based IIS participation rates are reported separately from their respective states; state rates do not include city data in their values.
Reported annual fluctuations in child participation may be due to programmatic and/or technical changes to the immunization information system. The denominator used to calculate child participation numbers are drawn from the 2014 Census estimates for each state and city.
Source: Immunization Information System Annual Report, CY2014
- Page last reviewed: June 16, 2017 (archived document)
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