Poplar Grove Township, Boone County, Illinois

Poplar Grove (founded in 1859) is a village located in Poplar Grove and Belvidere Townships, Boone County, Illinois, United States. It is part of the Rockford Metropolitan Statistical Area, and of the gated community Candlewick Lake. The population was 5,049 at the 2020 census.

Beaverton Crossroads is an unincorporated community in Boone County, Illinois, United States. Beaverton Crossroads is north of Poplar Grove.

Boone County is a county located in the U.S. state of Illinois. As of the 2020 census, the population was 53,448. Its county seat is Belvidere.Boone County is included in the Rockford, IL Metropolitan Statistical Area.

Candlewick Lake is an unincorporated, gated community in Boone County, Illinois, United States. Candlewick Lake is located between Poplar Grove and Timberlane; the community includes a lake with the same name. It is part of the Rockford, Illinois Metropolitan Statistical Area. The gated community also features a community pool, beach, recreation center, emergency rescue squad center, parks & dog parks, walking trails, golf course, tennis courts, and Bar & Grill (In Savannah Oaks). Savannah Oaks Bar & Grill and golf course are located within the gates of Candlewick Lake in the northern region. Water source provided by Aqua Illinois. Privatized water corporation. Residents currently fighting to remove.

The Poplar Grove Vintage Wings and Wheels Museum is an interactive museum of technology and history at Poplar Grove Airport located south of Poplar Grove, Illinois. The museum contains a number of historic hangar buildings filled with artifacts and exhibits which document aircraft, air crews and the history of powered flight.

Poplar Grove Airport (FAA LID: C77) is a small general aviation airport located in Poplar Grove, Illinois, United States. The airport was founded in 1972 as Belvidere Airport and renamed in 1994. It is located 3 miles south of Poplar Grove, and 3 miles north of Belvidere. The airport is privately owned and open to the public. It is the home of the Poplar Grove Vintage Wings and Wheels Museum and BelAir Estates, a residential fly-in neighborhood. The airport was named 2015 Illinois Private Airport of the Year by the Illinois Department of Transportation's Division of Aeronautics.

Timberlane (locally known as Timberline) is a village in Boone County, Illinois, United States. It is part of the Rockford, Illinois Metropolitan Statistical Area. The population was 906 at the 2020 census.

Russellville is an unincorporated community in Boone County, Illinois, United States. Russellville is southeast of Poplar Grove.

Caledonia is a village in Caledonia Township, Boone County, Illinois, United States. It is part of the Rockford, Illinois Metropolitan Statistical Area. The population was 183 at the 2020 census.

Boone Township is one of nine townships in Boone County, Illinois, USA. As of the 2020 census, its population was 1,993 and it contained 726 housing units.

Hunter is an unincorporated community in Boone County, Illinois, United States. Hunter is northwest of Poplar Grove and north of Timberlane.

Caledonia Township is one of nine townships in Boone County, Illinois, United States. As of the 2020 census, its population was 7,294 and it contained 2,590 housing units. Sometime after 1921, Poplar Grove Township was formed from a portion of Caledonia Township.