​Quick Mary​land HIV Statistics

  • ​​​​There were 724 people aged 13+ diagnosed with HIV infection in Maryland during 2020.
  • At year-end 2020, th​​ere were 31,676 people aged 13+ living with diagnosed HIV in Maryland.
  • Among people living with HIV in Maryland in 2019, it is estimated that 89.9% have been diagnosed, while an estimated 3,559 people with HIV in Maryland remain undiagnosed.
  • At year-end 2019, 1.2 million (1,189,700) persons in the United States aged 13+ were living with diagnosed or undiagnosed HIV infection.
  • Maryland was ranked 8th among states and territories in adult/adolescent HIV diagnosis rates (per 100,000) in 2019.  


Maryland Annual HIV Epidemiological Profile 2020. Center for HIV Surveillance, Epidemiology and Evaluation, Maryland Department of Health, Baltim​ore, MD. 2021. 

Centers for Disease Control and Prevention. Estimated HIV incidence and prevalence in the United States, 2015–2019. HIV Surveillance Supplemental Report 2021;26(No. 1). https://www.cdc.gov/hiv/pdf/library/reports/surveillance/cdc-hiv-surveillance-supplemental-report-vol-26-1.pdf​​. Published May 2021.

Centers for Disease Control and Prevention. HIV Surveillance Report, 2019; vol. 32. https://www.cdc.gov/hiv/library/reports/hiv-surveillance/vol-32/index.html​. Published May 2021.



Click here for the Maryland HIV Continuum of Care dashboard: 

The dashboard provides an interactive view of the traditional HIV continuum of care. Comparisons can be made across Maryland jurisdictions and demographic groups. 

​Data S​heets 

HIV in Maryland: 


HIV in Maryland Counties: 


Gender and HIV in Maryland:

Race/Ethnicity and HIV in Maryland:

Age and HIV in Maryland:

 Exposure Category and HIV in Maryland:

 Coinfection and HIV in Maryland:

Other Categories and HIV in Maryland:

Quarterly Updates


Epidemiological Profiles​ 




HIV Maps by ZIP Code


Baltimore City:  

Additional Regional and County-level Maps:

National Statistics

CDC Surveillance Reports 


State and Metropolitan Area Rankings (from CDC Surveillance Report) 

Click here for the National HIV Rankings dashboard: 

The dashboard provides an interactive view of the National HIV Rankings.

CDC Estimates of HIV Incidence, Prevalence, and Percent Undiagnosed 



International Statistics

UNAIDS Global Report 

UNAIDS Core Epi Slides

To request Maryland HIV/AIDS epidemiological data not found on the website, please email mdh.hivdatarequest@maryland.gov.