At McHenry County Housing Authority, we not only unlock the doors to affordable housing, we provide wraparound services needed in our community to keep people stably housed. Working with our partners, rental assistance, dental care, energy efficiency programs, and home repair services are a few ways we address the current and long-term needs of McHenry County residents. MCHENRY COUNTY HOUSING AUTHORITY 1108 N SEMINARY AVE, P.O. Box Woodstock, Illinois, United States1109.