McHenry County

US States / H-L / Illinois / McHenry County

McHenry County is named for General William McHenry, who fought in the War of 1812 and the Black Hawk War, and who served in several General Assemblies.


Surrounding County Courthouses: 

N – Walworth County, Wisconsin and Kenosha County, Wisconsin

E – Lake County

S – Cook CountyKane County and DeKalb County

W – Boone County


Created:  January 16, 1836                                                        Map of Illinois highlighting McHenry County

County Seat:

McHenry      1837 – 1843

Woodstock  1843 – present


County Courthouse – Woodstock


Location:  2200 North Seminary Avenue / Russell Court

Built:  1971 – 1972

Style:  Modern

Architect:  Johnson, Kile, Seehausen and Associates of Rockford

Contractor:  Tonyan Construction of McHenry


Description: The building faces southwest and is three story brick, concrete and glass structure. The main entrance at the southwest corner has a round four story tower clad with dark red colored facing and flanked by light red colored brick, and with large glass windows on the second and third stories. The rest of the building is a sand colored brick, with windows grouped between solid wall space. Horizontal light red colored bands define each story. The building was expanded in 1990. The architect was Legat Architects and HOK and the project manager was Jerome E Olsen.


Old County Courthouse – Woodstock




Location:  101 North Johnson Street / West Jackson Street

Built:  1857 – 1858

Style:  Italianate

Architect:  John Mills Van Osdel

Contractor:  John Mills Van Osdel


Description: The building faces east and is a two story red colored brick structure. The main east entrance is in the east wing. A horizontal white colored stone band encircles the building at the first story. There is white colored stone above each window. Atop the building is a white colored octagonal dome with flagpole. The building now contains an art gallery and a restaurant. To the east is the Public Square and on the north side is the Old County Sheriff House and Jail built in 1887.


See:  The 19th Judicial Circuit includes Lake County.




County Courthouse – Woodstock










Photos taken 2007 and 2011