Welcome to our website!

HomepageimageMcHenry County residents are touched every day by our services. Every time we eat in a restaurant, register our pets, build a well or septic system, need help for health care, or get our children vaccinated for school, the Health Department is involved to make us safer and healthier.

In addition to Environmental Health permits and inspections, Animal Control and Vital Records, we offer a variety of clinic services to the public.
  • Immunizations
  • TB control
  • Chronic and Communicable disease control
  • Hearing and vision screening for children
  • STD/HIV testing and counseling  

 MCDH in Action

Highlighting some of the ways MCDH staff helps to fulfill our mission of  working to prevent disease and promote health and safety for all people of McHenry County.  Watch MCDH staff in action video clips here.

CDC Diabetes Prevention Program Overview

During this Overview Session participants will learn about prerequisites and expectations for attending classes.  At the end of the Overview Session participants will have the chance to sign up for the Lifestyle Change Program. 

The below overview classes will be held at the 620 Dakota Street in Crystal Lake (front of building).  Please call 815-334-4580 or 815-334-4556 to make an appointment for one of the sessions below

Monday, June 24th 6:00 - 7:00 PM                        Wednesday, July 10th 6:00 - 7:00 PM    
Wednesday, June 26th 6:00 - 7:00 PM                  Monday, July 15th 6:00 - 7:00 PM 

Are you at risk for type 2 diabetes?  Take the test in English or Spanish No Cost 6 Week Diabetes Self-Management Classes

Registration is open for Cary (Spanish speaking class). 
Registration also open for English speaking classes in Harvard and Huntley. 

Tomando Control de su Diabetes SS. Peter and Paul Catholic Church April 23rd.   
Take Charge of Your Diabetes St. Mary Catholic Church Huntley.  Please call 815-334-4556 to register 
Take Charge of Your Diabetes Glacial Park Ringwood Saturdays July 13 - August 17.  Please call 815-334-4580 to register. 


Flu Information

For general information about the influenza virus visit our flu facts page or http://www.cdc.gov/flu.  The cost for a flu shot is $35.00 and appointments are required.

Influenza-like illness (ILI) activity in McHenry County is currently estimated to be moderate (ILI is used to estimate influenza activity and is defined as a fever ≥ 100°F AND new onset of cough and/or sore throat in the absence of a known cause other than influenza). To see the latest McHenry County flu surveillance report, please click here. To view past flu surveillance reports, please click here.  

McHenry County Electronics Recycling

McHenry County Department of Health and Elgin Recycling will be hosting single day residential electronic recycling events on April 13, May 18, September 7 and October 19.  For additional recycling times and locations, click here.


First Wednesday Wellness Screening

Make an online appointment for a First Wednesday Wellness Screening.  Screenings are held at the Health Department in Woodstock unless otherwise indicated.  The cost of screening is $25.  More information is available by calling 815-334-4531.

May 1 , 2019, 9:00 - 11:00 AM
June 5, 2019, 1:00 - 3:00 PM  
July 3, 2019, 9:00 - 11:00 AM
August 7, 2019, 1:00 - 3:00 PM
September 4, 2019, 9:00 - 11:00 AM
October 2, 2019, 1:00 - 3:00 PM
November 6, 2019, 9:00 - 11:00 AM
December 4, 2019, 1:00 - 3:00 PM




View Food Inspection Reports

View Food Facility Inspection Reports online

Meeting Information


MCDH Main Office
667 Ware Road
Woodstock, IL  60098
Phone: 815.334.4510
Fax: 815.334.4635
After Hours: 815.344.7421
Email: Health@McHenryCountyIL.gov 
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