Welcome to the McHenry County Department of Health website!

Department of HealthMcHenry County residents are touched every day in many ways by our services. Every time we eat in a restaurant, need help for health care, or get our children vaccinated for school, the Health Department is involved to make us safer and healthier.

The McHenry County Health Department offers a variety of clinic services to the public.
  • Hearing and vision screening for children
  • STD/HIV testing and counseling
  • Immunizations
  • TB control
  • Chronic and Communicable disease control
  • Flu shot clinics

Ordinance Changes

A new Public Health Ordinance including Fees has been adopted effective January 1, 2017, please click here to view old and new versions of the Ordinance.


Flu seasons are unpredictable and can be severe.  Protect yourself and your family by getting a flu shot.  Flu shots are available through your health care provider or your local pharmacy. More information about the flu is available by clicking here.  For Information on Flu Surveillance in McHenry County, click here.  To speak with an MCDH nurse about the flu , please call 815-334-4580.

MCDH WHRU Monthly Radio Show

To listen to archived interviews from MCDH, click here

Zika Virus Information

For current CDC information, including updates for pregnant women, Click here

2017 McHenry County Healthy Community Study Results

Members of the public were invited to join us at McHenry County College on Tuesday, January 10 to learn the results of the Healthy Community Study.  Updated every 3-5 years, the year-long study gathered information from residents about County community and health priorities.  This information will be presented to various other groups in the coming months; to view previous study results, click here.

MRC3   Click to volunteer!

McHenry County Food Pantry Information  (7/15/2015)


Meeting Information


HCS Logo - Working together for a healthier McHenry County 
Community Planning Information

MCDH Main Office
Building A
2200 N. Seminary Ave.
Woodstock, IL  60098
Phone: 815.334.4510
Fax: 815.334.4635
After Hours: 815.344.7421
Email: Health@co.mchenry.il.us 
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MCDH Celebrating 50 Years

MCDH Celebrating 50 Years


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