Historic District A

Kemper Military School & College was a private military school located in Boonville, Missouri. Founded in 1844, Kemper filed for bankruptcy and closed in 2002. The school's motto was "Nunquam Non Paratus" (Never Not Prepared). The 46-acre campus played a key role in Boonville's identity as a popular 19th-century Missouri river town. Boonville has more than 400 antebellum and other architectural sites on the National Register of Historic Places, including Kemper. Its core historic buildings are included in Historic District A.: 5–7 

St. Matthew's Chapel A.M.E. Church is a historic African Methodist Episcopal church located at 309 Spruce Street in Boonville, Cooper County, Missouri. It was built in 1892, and is a one-story, rectangular, gable roofed Gothic Revival style brick church. It has a hipped roof three story projecting tower and a rectangular, hipped roof, brick apse attached to the rear.: 2 It was listed on the National Register of Historic Places in 1990.

The William S. and Mary Beckett House is a historic house located in Boonville, Cooper County, Missouri. It was built in 1903, and is a 2+1⁄2-story, Queen Anne style brick dwelling. It has a complex, steep hipped and lower cross-gable roofs and projecting bays. It features decorative, terra cotta panels with a six-pointed star-like design.: 2 It was listed on the National Register of Historic Places on March 16, 1990.

Sumner Public School, also known as the Daniel Boone Apartments, is a historic school building located at Boonville, Cooper County, Missouri. It was built in 1915, and is a two-story, rectangular brick structure with a central projecting bay. The roof is framed by a stepped, corbelled parapet on the front facade. The school served as an African-American public school until converted into apartments in 1939–1940.: 2 It was listed on the National Register of Historic Places in 1990.

Historic District B is a national historic district located at Boonville, Cooper County, Missouri. It encompasses 23 contributing buildings in a predominantly residential section of Boonville. The district includes representative examples of Late Victorian style architecture. Notable buildings include the Dukes Residence (1900-1910), Windsor Residence (c. 1910), Hofstedler Residence (1920-1925), Short Residence (1908), Hain Residence (1836-1840), Hickam Estate Property (1840s), Christ Church Episcopal (1844-1846), and Christ Church Episcopal (1870, 1908).: 7–10 It was listed on the National Register of Historic Places in 1983.

Boller House was a historic home located at Boonville, Cooper County, Missouri. It was built about 1835, and was a two-story, five-bay, Classic Revival style brick, timber, and wood-frame dwelling. It consisted of a front block with rear ell and featured a two-story front portico.: 2  It has been demolished.It was listed on the National Register of Historic Places in 1977.

The Andrews-Wing House is a historic house located in Boonville, Cooper County, Missouri.

Lyric Theater, also known as Thespian Hall, is a historic theatre in Boonville, Cooper County, Missouri, United States. It was built in 1855–1857, and is a two-story, rectangular Greek Revival–style brick building. The front facade features a portico with four unfluted Doric columns constructed of wedge-shaped brick. The building was enlarged in 1901. When originally constructed, the basement was used as reading room, the main floor was used as combined theater and lecture hall or auditorium, and the second floor housed the city hall, a Masonic lodge, and an Odd Fellows hall.: 2 It was listed on the National Register of Historic Places in 1969. It is located in Historic District D.

Boonville station is a historic train station located at Boonville, Cooper County, Missouri. It was built in 1912 by the Missouri–Kansas–Texas Railroad. It is a one-story, nine-bay, Mission Revival-Spanish Colonial Revival style building sheathed in stucco. A projecting bay which houses a telegrapher's station and the patrons' and trainmen's lobby. It features stepped and arched brick parapets at each gable end supported by three arched columns.: 2 The station was listed on the National Register of Historic Places in 1990 as the Missouri, Kansas and Texas Railroad Depot.

Historic District C is a national historic district located at Boonville, Cooper County, Missouri. It encompasses 63 contributing buildings in a predominantly residential section of Boonville. The district includes representative examples of Greek Revival and Queen Anne style architecture. Notable buildings include the Childers, Sr., Residence (1892-1900), Schmidt Residence (1915), Moore Residence (1880s), Holmes Property (1829-1843), Holmes Property (1829-1840), Patterson Residence (1869), Boonville Daily News Property (1910-1917), Higbee Residence (1911-1917), Knabe Rental Property (pre-1849), Catlett Property (1839), Bittner Residence (1900-1910), Putnam/Wiehe Residence (1836-1839), Cooper Residence (1860s), Travis Property (1850s-1860s), and Zoeller Property (c. 1850).: 10–16 It was listed on the National Register of Historic Places in 1983.

Hamilton-Brown Shoe Company Building, now the Selwyn Place Apartments, is a historic factory building located at Boonville, Cooper County, Missouri. It was built in 1919 by the Hamilton-Brown Shoe Company, and is a four-story, rectangular brick industrial building with a flat roof. The roof is framed by a corbelled parapet capped with tile coping. The building features a five-story elevator tower and four-story tower which housed restrooms. Also on the property are the contributing power plant building and oil house.: 2 It was listed on the National Register of Historic Places in 1990.

Historic District H, also known as the Missouri Training School for Boys District, is a national historic district located at Boonville, Cooper County, Missouri. It encompasses 15 contributing buildings associated with the Missouri Training School for Boys, a state juvenile detention facility. The district includes representative examples of Late Victorian style architecture. Notable buildings include the Administration Building (1890), Superintendent's Residence (1910-1917), Dining Hall (1890s), Commissary (1910-1917), and Barn (1890s, 1931).: 40–42 It was listed on the National Register of Historic Places in 1983.