The Thomas Dodge Homestead is a historic home in Port Washington, Nassau County, New York.
It is a settlement-era farmhouse dated to 1721 with additions completed in approximately 1750 and 1903. It is a -story, L-shaped, heavy timber-frame building sheathed with natural cedar wood shingles. The main block has a saltbox shape and there is a nearly square, -story gable-roofed wing. Also on the property are a contributing barn (1880), privy (1886), chicken coop, and shed. It is operated as a historic house museum by the Cow Neck Peninsula Historical Society, which has its headquarters in the Sands-Willets Homestead, another historic house museum.
Thomas Dodge Homestead was listed on the National Register of Historic Places in 1986.