Thompson Block

Thompson Block
Pictured in 2017
Location117–125 Middle Street, Portland, Maine
Coordinates43°39′32″N 70°15′11″W / 43.65889°N 70.25306°W / 43.65889; -70.25306
Arealess than one acre
Built1867 (1867)
ArchitectHarding, George M.
Architectural styleLate Victorian
Part ofPortland Waterfront (ID74000353)
NRHP reference No.73000127
Significant dates
Added to NRHPFebruary 28, 1973
Designated CPMay 2, 1974

The Thompson Block is a historic commercial building located at 117–125 Middle Street in downtown Portland, Maine. It was designed by architect George M. Harding and constructed in 1867. Along with the neighboring Rackleff and Woodman Buildings (also Harding designs), it forms one of the best-preserved period commercial street views in the entire state. The building was added to the National Register of Historic Places on February 28, 1973.