McCullom Lake, Illinois

The Colby-Petersen Farm is a historic farm at 4112 McCullom Lake Road in McHenry, Illinois. The farm was established in the 1840s by the Colby family, who were early white settlers in McHenry County that relocated from New England. The family built a Greek Revival farmhouse on the property circa 1850; characteristic Greek Revival elements of the house include a porch supported by columns, dentillated brickwork, and a frieze band. The farm primarily produced dairy, and it was one of the many prosperous dairy farms in northern Illinois in the late nineteenth and early twentieth centuries. Danish immigrant Peter Petersen married into the Colby family in 1901, and when he inherited the farm in 1914, it became known as the Petersen Farm. In addition to the farmhouse, surviving buildings on the farm include a dairy barn, a horse barn, and a garage.The farm was added to the National Register of Historic Places on March 13, 2020.

McHenry Township is located in McHenry County, Illinois. As of the 2010 census, its population was 47,653 and it contained 19,120 housing units. McHenry Township shares the distinction with Nunda Township as being the two largest townships by land area in McHenry County, at 48.3 square miles (125 km2) each. The township was named for William McHenry, an Illinois politician.

Ringwood is a northwest suburban village in McHenry County, Illinois, United States. It is a commuter village, part of the Chicago metropolitan area. The population was 844 at the 2020 census.

McHenry is a station on Metra's Union Pacific Northwest Line, located in McHenry, Illinois. The station is the terminus of the McHenry Branch of the Northwest Line; inbound trains operate as far as Ogilvie Transportation Center in Chicago. The station is also the only station on the McHenry Branch after it splits off at Pingree Road, although the line previously extended to Williams Bay, Wisconsin. Proposals exist to expand service on the line by adding stations in Prairie Grove and Johnsburg. It is the fifth furthest Metra Station from Chicago after Harvard, Antioch, Woodstock, and Kenosha, at 50.47 miles (81.22 km). Most Northwest Line trains operate along the Harvard branch to Harvard or Crystal Lake rather than the McHenry Branch. The station only has one track and one platform due to the low number of trains that serve the station. Two storage tracks are used to store two trains during overnight hours as well as weekends and holidays. The station is located at grade level. There is one grade crossing of a road at the station, which is placed under a Federal Railroad Administration horn quiet zone. As of 2018, McHenry is the 198th busiest of the 236 non-downtown stations in the Metra system, with an average of 85 weekday boardings.As of April 25, 2022, McHenry is served by three inbound trains and three outbound trains on weekdays. There is no weekend or holiday service on the McHenry branch.

McHenry is a city in McHenry County, Illinois, United States. It is a suburb, part of the Chicago metropolitan area and is located about 45 miles northwest of Chicago. Per the 2020 census, the population was 27,135. McHenry was at one time the county seat of McHenry County, which once included adjoining Lake County to the east. McHenry took its name from the county, which was named for Major William McHenry, a prominent US Army officer in the Black Hawk War.It rests at an elevation of 797 feet and the Fox River flows through the eastern portion of the city. It is surrounded by natural lakes and streams, grassy moraine hills, gravel banks and shallow nutrient-rich peat bogs, remnants of receding glaciers from the last ice age. Moraine Hills State Park and Volo Bog State Natural Area preserve some of these natural features.

The Count's House is a historic Greek Revival home in McHenry, Illinois. It is one of McHenry's oldest and most notable landmarks, as well as one of the finest preserved examples of Greek Revival architecture in McHenry County. It is the only building in the city of McHenry listed on the National Register of Historic Places.

Harrison School District 36 is a school district located in Wonder Lake, Illinois, United States. The district operates one school, educating about 400 students from Kindergarten to grade 8.

Northwestern Medicine McHenry Hospital is a hospital in McHenry, Illinois. Previously, the hospital was called Northern Illinois Medical Center and later Centegra Hospital - McHenry. The hospital is a division of Northwestern Medicine since 2018 when Northwestern Medicine partnered with Centegra Health System.

McHenry East High School was a 4-year public high school in McHenry, Illinois, United States, which served 9th-12th grade students until the 2021–2022 school year. Since then, the building is being used to serve only 9th grade students and was renamed to McHenry High School - Freshman Campus after minor renovations were completed to the building in 2020–21.

Wonder Lake is a former census-designated place (CDP) in McHenry County, Illinois, United States. The population was 7,463 at the 2000 census. The CDP has been annexed by the village of Wonder Lake.

Gary Con is a gaming convention held in Lake Geneva, Wisconsin every year to celebrate the life and works of Gary Gygax. Gary Gygax is the co-creator of Dungeons & Dragons and commonly considered the father of role playing games. Gygax was raised in Lake Geneva and its where the company he founded, TSR, Inc. created and produced the Dungeons & Dragons game for 25 years.

Johnsburg is a northwest suburban village in McHenry County, Illinois, United States. It is a commuter town within the Chicago metropolitan area. The population was 6,337 at the 2010 census.