Allen County is named for John Allen, who was a soldier in the War of 1812, and who lived from 1771 to 1813.
Surrounding County Courthouses:
N – Warren County and Barren County
E – Barren County and Monroe County
S – Macon County, Tennessee and Sumner County, Tennessee
W – Simpson County
Created: January 11, 1815 
County Seat:
Scottsville 1815 – present
County Courthouse – Scottsville
Location: 201 West Main Street / Cemetery Street
Built: 1966 – 1967
Style: Modern
Architect: Morton-Carter Associates
Contractor: W E Cook
Description: The building faces south and is a two story buff colored brick, steel and glass structure. The building is located on landscaped grounds in the center of Scottsville. The south front has red colored panels above the doorway and red colored panels between the vertical windows. Along the east side, the building extends out from the main building. The roof line is flat.
County Courthouse – Scottsville
Location: 200 West Main Street / Cemetery Street
Built: 2010 – 2012
Style: Modern
Architect: Sherman Carter Barnhart of Lexington
Contractor: Codell Construction Company of Winchester
See: The contractor was Codell Construction Company of Winchester which company constructed many courthouse in Kentucky ( see Louisville ).
Description: The building faces north and is a two story red colored brick and concrete structure. The building is located on landscaped grounds in the center of Scottsville. The north front has a large portico with six columns. The east and west corner sections project from the main building. The roof is hipped and on the center is a white colored cupola with clock and dome at the top.
History: The county was created in 1815 and Scottsville was selected as the county seat. The first courthouse was a log structure erected in 1816. The second courthouse was built in 1819 at Main Street and Court Street. The courthouse was destroyed by fire on October 2, 1902. The third courthouse was constructed by R O Manley in 1903 to 1905 at a cost of $40,000. The fourth and present courthouse was constructed in 1966 to 1967. The County Judicial Center was constructed in 2010 to 2012 at a cost of $16,014,000.
County Courthouse - Scottsville
County Judicial Center - Scottsville
Photos taken 2007 and 2014