House at 173 Sixteenth Avenue is a historic home located at Sea Cliff in Nassau County, New York. It was built about 1880 and is a -story, cruciform clapboard residence with a cross-gable roof. It features a two-tiered wraparound porch and Gothic details.
It was listed on the National Register of Historic Places in 1988. It was included in a study covering the Sea Cliff Summer Resort area as a "Thematic Group".