Pearre-Metcalfe House

Unionville is an unincorporated community in Frederick County, Maryland, United States. It is located approximately halfway between Frederick and Westminster, just east of Libertytown off Maryland Route 26 (Liberty Road). The Pearre-Metcalfe House, which sits on Albaugh Road, just outside the town's center, was listed on the National Register of Historic Places in 1979.Unionville holds the world record for most rainfall recorded in one minute. On July 4, 1956, 1.23 inches of rain fell in one minute.

Kitterman–Buckey Farm is a historic home and farm complex located at Johnsville, Frederick County, Maryland. It is the remnant of the farm that was established by the German immigrant Christopher Kitterman in 1752, and which remained in the Root/Buckey family from 1790 to 1919. The main house was built about 1752 and is two stories in height. It is composed of two halves, built probably 40 to 50 years apart, and united under a low-sloping slate roof with three chimneys, with additions made in the 19th century and again in the 1950s and 1980s. Also on the property are a springhouse and cabin / smokehouse both dating to about 1752, a machine shed, horse barn built about 1930, a bank barn built about 1850, and a silo from 1934.It was listed on the National Register of Historic Places in 2005.

Appler-Englar House is a historic home located at New Windsor, Carroll County, Maryland. It is a two-story, five-by-two-bay brick dwelling constructed about 1790 in the Georgian style.It was listed on the National Register of Historic Places in 2001.

Pipe Creek Friends Meetinghouse is an historic Friends meeting house located at Union Bridge, Carroll County, Maryland, United States. It is a 1+1⁄2-story brick structure in Flemish bond on a stone foundation. The meetinghouse was begun in 1771 and completed the next year. A fire in October 1934 destroyed the interior, but the original benches were saved. The founders of the meetinghouse were immigrants from the north of Ireland. It was the Quaker meetinghouse attended by a great-grandfather of President Herbert Hoover.The Pipe Creek Friends Meetinghouse was listed on the National Register of Historic Places in 1976.

Linwood Historic District is a national historic district at Linwood, Carroll County, Maryland, United States. The district includes a mixture of railway structures (grain elevator, freight station, site of demolished Western Maryland Railway station), community structures (general stores, post office, church, Sunday School hall/schoolhouse, site of blacksmith shop) and residences with rural dependencies (smokehouses, ice houses, windmills, sub-cellars). They date to the 19th and early-20th century and most structures relate to Linwood's role as a rail depot for the transportation of farm goods and supplies.It was added to the National Register of Historic Places in 1980.

Hard Lodging is a historic home located at Union Bridge, Carroll County, Maryland, United States. It is built on a small cliff overlooking the site where its first owner, Solomon Shepherd, had a mill that is no longer standing. The house was built in three stages: the middle section, a 2+1⁄2-story brick structure, was probably built first; the main section of the house is attached to the west and is a Federal-style, three-by-two-bay, 2+1⁄2-story house with an interior gable-end chimney. Hard Lodging is currently a private residence and is no longer owned by the Historical Society. The home is an example of Pennsylvania German architecture. Hard Lodging was listed on the National Register of Historic Places in 1978.

Johnsville is an unincorporated community in Frederick County, Maryland, United States. It is located approximately halfway between Libertytown and Union Bridge along Maryland Route 75 (Green Valley Rd). The Kitterman-Buckey Farm was listed on the National Register of Historic Places in 2005.

Taylorsville is an unincorporated place in Carroll County, Maryland, United States. Taylorsville is located where MD 26 and MD 27 intersect, approximately 17 miles east of Frederick and 27 miles northwest of Baltimore. Taylorsville is near Morgan Run Natural Environment Area.

Linwood is an unincorporated community in Carroll County, Maryland, United States. The community is home to the Linwood Historic District, which was added to the National Register of Historic Places in 1980.

New Windsor Historic District is a national historic district at New Windsor, Carroll County, Maryland, United States. The district contains a wide variety of domestic, commercial, public, educational, and religious resources reflecting the development of the town from its founding in 1796 up to the World War II era. Most common homes are 2- or 2+1⁄2-story center-entrance or center-passage plan dwellings, of both three and five bays, and three-bay side-passage plan houses.It was added to the National Register of Historic Places in 1997.

Union Bridge Historic District is a national historic district at Union Bridge, Carroll County, Maryland, United States. The district consists of this small piedmont village, which serves the area as a market center for the surrounding agricultural area. The greatest growth occurred in the 1880s after the Western Maryland Railway built its shops here.It was added to the National Register of Historic Places in 1994.

New Windsor is a town in Carroll County, Maryland, United States. The population was 1,398 at the 2020 census. It is located 6 miles (10 km) west of Westminster on Maryland Route 31.