Minnesota-Autism and Developmental Disabilities Monitoring Network (MN-ADDM) is part of the Autism and Developmental Disabilities Monitoring (ADDM) Network funded through the Centers for Disease Control and Prevention (CDC).  MN-ADDM is a multi-source public health surveillance project that monitors the prevalence of autism spectrum disorder (ASD) and intellectual disability (ID).

Contact Information

For more information on the MN-ADDM project, you can contact autism@umn.edu

Geographic Area

Parts of Hennepin and Ramsey counties.

National Data- CDC Community Report

CDC Community Report

This is an infographic with four main pieces of information that outline the key findings of the 2014 MN-ADDM data collection. In Minnesota, 1 in 42 8 year-olds were identified with ASD. The average age at first clinical diagnosis of ASD was 4 years, 9 months. Of those children identified with ASD who also had IQ information available, 28% also had an intellectual disability. Finally, boys 4.6 times more likely to be identified with ASD than girls.

By Race and Ethnicity

Race and EthnicityChildren with ASD identified/Total PopulationPrevalence estimate (prevalence per 1,000 children)95% Confidence Interval per 1,000Percentage of Children with IDAverage Age at First Clinical Diagnosis
Overall234 of 9,7671 in 42 (24.0 per 1,000)21.1-27.228%4 yrs 9 months
Non-Hispanic White92 of 3,7931 in 41 (24.3 per 1,000)19.8-29.816%4 yrs 7 months
Non-Hispanic, non-Somali Black53 of 2,1451 in 40 (24.7 per 1,000)18.9-32.341%5 yrs 2 months
Non-Hispanic, non-Hmong Asian or Pacific Islander14 of 7661 in 55 (18.3 per 1,000)10.8-30.927%4 yrs 10 months
Hispanic31 of 1,4861 in 48 (20.9 per 1,000)14.7-29.736%5 yrs
Somali22 of 5741 in 26 (38.3 per 1,000)25.2-58.243%4 yrs 5 months
Hmong15 of 8101 in 54 (18.5 per 1,000)11.2-30.718%6 yrs 2 months

Using a p-value of  < .01, there were no statistically significant differences across race and ethnicity. To read more detail please visit the key findings page.

Acknowledgements and Funding

We want to acknowledge and thank our education partners including Minneapolis Public Schools and North St. Paul-Maplewood-Oakdale - ISD 622, Children's Minnesota, Gillette Children's Specialty Healthcare, Fraser, Park Nicollet, Rosenberg Center, University of Minnesota Health-Autism & Neurodevelopmental Clinic, and Wayzata Public Schools.

DHHS-ADDM-CDC grant # NU53DD001171. Development of this website as supported by Grant DHHS-ADDM-CDC grant # NU53DD001171 to the Institute on Community Integration from the Centers for Disease Prevention and Control, U.S. Department of Health and Human Services. Grantees undertaking projects under government sponsorship are encouraged to express freely their findings and conclusions. Points of view or opinions do not therefore necessarily represent official CDC policy.