Baileyville, Illinois

Albertus Airport is a civil public-use airport located 3 miles southeast of the city of Freeport, Illinois, United States. The airport is owned by the city. The airport has three runways. Runway 6/24 is the longest and only hard-surface runway, measuring 5504 x 100 ft (1678 x 30 m) and made of asphalt. Runway 18/36 is 2404 x 150 ft (733 x 46 m) and made of turf, while runway 13/31 is 2285 x 150 ft (696 x 46 m) and also turf. For the 12-month period ending March 31, 2020, the airport averaged 55 aircraft operations per day, or roughly 20,075 per year, all general aviation. For the same time period, there were 48 aircraft based on the field: 31 single-engine, 10 glider, 5 multi-engine, and 2 helicopter. Albertus Airport is home to the Northwest Illinois Airshow. The event started in 2021 during the COVID-19 pandemic and has continued since. The one-day event features aerobatic aircraft performing stunts.

Silver Creek Township is a township in Stephenson County, Illinois. As of the 2010 census, its population was 696 and it contained 332 housing units.

Florence (also Florence Station) is an unincorporated community in Stephenson County, Illinois, United States.

The James Bruce Round Barn is a round barn located near the Stephenson County, Illinois city of Freeport, United States. The barn was constructed in 1914 by the team of Jeremiah Shaffer and the Haas Brothers, who were responsible for at least a dozen round barns in the area. The barn features a single hip roof design which was probably influenced by the Agricultural Experiment Stations at the University of Illinois and the University of Wisconsin–Madison. The Bruce Round Barn was the last known round barn designed by the Shaffer–Haas team. The building was listed on the U.S. National Register of Historic Places as part of a multiple property submission in 1984.

Aquin Catholic Schools is a group of three private Catholic schools in Freeport, Illinois in the Roman Catholic Diocese of Rockford.

The Oscar Taylor House is a historic house in the city of Freeport, Illinois. The house was built in 1857 and served as a "station" on the Underground Railroad during the American Civil War. It was added to the National Register of Historic Places in 1984.

Yellow Creek is a tributary of the Pecatonica River in Stephenson County, in the US state of Illinois. The 50-mile (80 km) stream also flows through a small part of Jo Daviess County. The waters of Yellow Creek were assessed for water quality in 1996, with 28 miles (45 km) being listed as "fair" and 22 miles (35 km) being listed as "good". During the 1832 Black Hawk War, the Battle of Waddams Grove was fought along Yellow Creek.

Florence Township is located in Stephenson County, Illinois. As of the 2010 census, its population was 1,293 and it contained 541 housing units. The unincorporated community of Florence is located in the township.

Freeport is the county seat and largest city of Stephenson County, Illinois, United States. The population was 23,973 at the 2020 census, and the mayor of Freeport is Jodi Miller, elected in 2017. Freeport is known for hosting the second Lincoln-Douglas debate of 1858, and as "Pretzel City, USA", due to a popular local German bakery that became well known for its prolific pretzel production after it opened in 1869. Freeport High School's mascot is the Pretzel to honor its heritage.

Freeport Township is located in Stephenson County, Illinois. As of the 2010 census, its population was 25,638 and it contained 12,396 housing units. Freeport Township is coterminous with City of Freeport. It is one of seventeen coterminous townships in Illinois.

The Soldiers' Monument is an American Civil War memorial located at the northern corner of Galena Avenue and Stephenson Street in Freeport, Illinois. General Smith D. Atkins designed the monument, which was erected in 1871. The limestone obelisk monument is 83 feet (25 m) tall; a statue of Victory originally topped the monument, but it was destroyed by a lightning strike in 1960. Marble tablets at the base of the memorial listed the names of Stephenson County's Civil War casualties; these were reversed and covered by bronze plaques in 1924 to allow space to list all of the county's Civil War veterans. Four 7-foot (2.1 m) statues were located at the corners of the base, which were replaced by identical replicas in 1924. The statues represent soldiers from each major branch of the Union military: the Infantry, Cavalry, Artillery, and Navy. The monument was added to the National Register of Historic Places on June 1, 1998.

The Freeport City Hall, located at 230 West Stephenson Street, was the historic city hall of Freeport, Illinois.