Behind brick walls and set high on the Prom, you’ll find some of the most architecturally significant and flat-out impressive historic homes. From Gothic Revival gems to Colonial Revival giants, here are four residences that define the city’s architectural legacy.

1. The West Mansion

181 Western Promenade | Built 1911 | Architect: Frederick Tompson

Perched atop Bramhall Hill, this 24,000-square-foot Colonial Revival home is one of Portland’s most iconic properties. Designed by renowned local architect Frederick Tompson for industrialist George F. West, the residence commands sweeping views of the Fore River and beyond.

The grand entry is framed by 30-foot Ionic columns and capped with an elaborate coffered ceiling. Terracotta roof tiles, an unusual choice for New England, bring a warm, Mediterranean touch to an otherwise classically inspired façade. Inside and out, the details are meticulous: oversized windows, diamond mullions, and inset arches.

Built for $100,000 in 1910, the home has seen a long line of notable owners. It remains the largest private residence in Portland.

2. The Gothic House

387 Spring Street | Built 1845 | Architect: Henry Rowe

Tucked at the far western end of Spring Street, the Gothic House is a rare Maine example of the Romantic Gothic Revival style. Architect Henry Rowe brought a touch of English countryside charm to this urban lot, with arched windows, textured siding, and whimsical drip moldings.

Originally located at 87 Spring Street, the house was relocated in 1971 to make room for the Holiday Inn by the Bay. Its relocation preserved an architectural style that was short-lived in popularity but rich in detail.

Today, it’s a quiet reminder of Portland’s 19th-century residential imagination.

3. Victoria Mansion (Morse-Libby House)

109 Danforth Street | Built 1860 | Architect: Henry Austin

One of the most complete and lavish examples of pre-Civil War design in the United States, Victoria Mansion is a landmark not just in Portland but in American architectural history. Commissioned by hotel magnate Ruggles Morse and designed by New Haven architect Henry Austin, this Italianate villa was built as a summer retreat.

Inside, you will find nearly all original furnishings, ornate plasterwork, frescoed ceilings, and elaborate wood carvings by the famed Herter Brothers. Over 90% of the mansion’s interior décor remains intact.

Now operated as a museum, Victoria Mansion offers an unparalleled glimpse into 19th-century luxury living.

4. John Calvin Stevens House

52 Bowdoin Street | Built 1884 | Architect: John Calvin Stevens

This home wasn’t just designed by John Calvin Stevens—it was where he lived. Built in 1884, it’s one of Portland’s first Shingle Style houses and helped set the tone for residential design across Maine.

With its brick base, wood shingles, and sweeping roofline, the house blends classic and casual in a way that still feels modern. Stevens featured it in his 1886 book Examples of American Domestic Architecture, bringing it national attention.

Though a few things have changed over time, the house still carries the spirit of Portland’s most influential architect.