{{short description|Historic house in South Carolina, United States}} {{Use American English|date=July 2025}} {{Use mdy dates|date=January 2025}} {{Infobox NRHP | name = Claussen House | nrhp_type = | image = CLOSENESS HOUSE, FLORENCE COUNTY, SC.jpg | caption = | location = 5109 Old River Rd., Florence, South Carolina | coordinates = {{coord|34|07|53|N|79|37|14|W|display=inline,title}} | locmapin = South Carolina#USA | built = c. {{Start date|1830}} | architect = | architecture = Greek Revival, Italianate | added = April 11, 2001 | area = {{convert|2.3|acre}} | refnum = 01000343<ref name="nris">{{NRISref|version=2010a}}</ref> }}

'''Claussen House''', also known as the Howard-Harllee-Claussen House, is a historic plantation house located near Florence, Florence County, South Carolina. It was built about 1830, and is a raised cottage with early-19th century Greek Revival architecture and late-19th century Italianate style alterations and additions. Also on the property are a contributing smoke house, gardener's cottage, hothouse/greenhouse, chicken coop/outhouse, and carriage shed.<ref name = nrhpinv>{{Cite web | author = F. Preston Wilson| title =Claussen House| work = National Register of Historic Places - Nomination and Inventory | date = July 2000| url = http://www.nationalregister.sc.gov/florence/S10817721005/S10817721005.pdf | accessdate = 5 July 2012}}</ref><ref name = scdah>{{Cite web | title = Claussen House, Florence County (5109 Old River Rd., Florence)| work = National Register Properties in South Carolina | publisher = South Carolina Department of Archives and History | url = http://www.nationalregister.sc.gov/florence/S10817721005/index.htm | accessdate = 5 July 2012}}</ref>

It was listed on the National Register of Historic Places in 2001.<ref name = nris/>

==References== {{reflist}}

{{National Register of Historic Places in South Carolina}}

Category:Plantation houses in South Carolina Category:Houses on the National Register of Historic Places in South Carolina Category:Greek Revival houses in South Carolina Category:Italianate architecture in South Carolina Category:Houses completed in 1830 Category:Houses in Florence County, South Carolina Category:National Register of Historic Places in Florence County, South Carolina Category:Buildings and structures in Florence, South Carolina Category:1830 establishments in South Carolina

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