Discover the history of the National Register of

Historic Place Redstone Lofts in Duluth, MN.

Established in 1892 by Oliver G. Traphagen, complete restoration completed in 2019.

Redstone Mansion

1892 - 1919

1892

  • Built as two family home

  • Romanesque revival redstone

  • Designed, built and home of Oliver G. Traphagen

 

1896

  • Traphagen moved to Hawaii

 

1897 - 1908

  • Chester Congdon lived in home with family until the Glensheen Mansion was built

Redstone Mansion

1919 - 1986

1919

  • Converted by Congdon family estate into nine unit apartment building

 

1919 - 1935

  • The house remained in Congdon family 

 

1935 - 1972

  • Passed through numerous owners

  • Duluth real estate entrepreneur Ben Overman added apartments to Twin Ports rental properties 

Redstone Mansion

1986 - 2017

1986

  • Howard Klatzky purchases apartment building of business

  • Used as residential and commercial space for HTK marketing communications 

2014

  • HTK relocates to new location in Canal Park, Duluth, MN

  • Fire damages building

 

2015 - 2017

  • Redstone Mansion is restored and converted to 11 modern luxury lofts

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1509 E Superior Street,
Duluth, MN 55812 

Copyright© 2018 by Redstone House LLC.  All Rights Reserved.