State of the States: Child Data Elements Linked or in 1 System

Child-level data can be collected and stored in multiple ways. States that have their data in one data system or can routinely link all of their child-level data have greater capacity to address critical policy questions than states that do not.

Individual child-level data elements reside in one system or have been linked.
Green Yes for Part C and Part B 619 (49%)
Blue Yes for Part C, No for Part B 619 (11%)
Orange No for Part C, Yes for Part B 619 (10%)
Red No for Part C and Part B 619 (7%)
Gray Data not available for at least one program (23%)

States & Territories


The 2021 survey data includes states that submitted and provided permission to publish the data. Grey indicates that the full 2021 data are not included but prior years’ data may be available.