Portland

Coordinates come from the National Park Service National Register spatial data. A point marks the record location and does not mean the place is open to visitors. Data refreshed September 19, 2026.

• ArchitectThe work of Whidden and Lewis in Portland12 stops · 1.5 milesThe record behind every stop attributes it to Whidden and Lewis. The dated ones went up between 1895 and 1909.
• ArchitectThe work of A. E. Doyle in Portland15 stops · 2.4 milesThe record behind every stop attributes it to A. E. Doyle. The dated ones went up between 1910 and 1927.
• StyleQueen Anne houses in Portland10 stops · 1.6 milesQueen Anne is a late Victorian manner of irregular plans, steep roofs, turrets, bay windows and wrapping porches.
• StyleChicago School architecture in Portland15 stops · 1.7 milesChicago School names commercial buildings raised on steel frames, with wide windows, expressed structural bays and little applied ornament. The Portland examples on this route went up between 1909 and 1912.
• StyleColonial Revival houses in Portland13 stops · 1.7 milesColonial Revival reworks the symmetry, shutters and classical doorways of American colonial building. The Portland examples on this route went up between 1898 and 1913.
• StyleRenaissance Revival architecture in Portland10 stops · 2.0 milesRenaissance Revival draws on the Italian palazzo, with a rusticated ground floor, round arched windows and a strong horizontal cornice. The Portland examples on this route went up between 1904 and 1927.

All walking tours of Portland →

Listing dates come from the National Park Service National Register spatial data. Construction years come from Wikidata, matched on reference number, and are on record for 167 of the 585 listings here. Data refreshed September 19, 2026.

Style labels come from Wikidata and are on record for 346 of the 585 listings here. The count is the number of listings carrying each label. Data refreshed September 19, 2026.