The Osgood Family House, located on Main Street south of Fryeburg's commercial center, is a two-story frame dwelling sheathed in clapboards with a hip roof. It sits on a granite block foundation and has a central six-panel door framed by sidelights and an elliptical louvered fan that is protected by a bracketed projecting cornice. The house has many notable exterior details including a thin cornice decorated with a molding of semi-circles along the top of the front facade. Built at the turn of the nineteenth century, local lore indicates it was built for Henry Young Brown Osgood.

The Brown House was constructed for Francis Brown, the namesake settler of Brownville and son of Moses Brown, a Newburyport, Massachusetts, man who purchased the forested tract of land on which Brownville now sits. Sent by his father to establish a lumber mill and oversee the growth of the town, Francis Brown undertook the construction of an impressive two-story timber frame house.

Located on State Street in Ellsworth, the Colonel Meltiah Jordan House, is a two-story Federal-style structure, one of the most detailed in the area. It has an octagonal shuttered cupola and a balustrade around the low hipped roof. The symmetrical front facade has a central door covered by a portico (or porch) and flanked by 6-panel sidelights. The house has an excellent example of a Palladian window on the east side and a three-part window above the portico.

Located on Fish Street north of Fryeburg center, the Benjamin Wiley House is two-and-a-half stories, sits on a granite foundation, and has a side-gabled roof and clapboard-sided exterior. The house has many Federal-style features including a central brick chimney and symmetrical facade. The centralized door is framed by simple pilasters, sidelights, and an entablature with a detailed fan in a keyed arch. Attached to the dwelling is a two-story ell that connects to a screened- in porch and barn. Many prominent citizens of Fryeburg have lived on the farmstead including the following.

The Squire Ignatius Haskell House, found along the northern end of a former mill pond, is an example of late-Georgian style architecture with later elements of the Greek Revival style added. The two-and-a-half story dwelling is a rectangular frame construction with clapboard siding and a prominent gambrel roof. It sits on a granite fieldstone foundation and has a central recessed entry accented with Doric entablature and pilasters. Haskell came to Deer Isle from Newburyport, Massachusetts, with his father, Mark, and brother, Solomon, in 1778.

The Martin Kinsley House, located on Main Street, is a two-story Federal-style dwelling with later Italianate-style bracketing under the roof eave. The centrally located door is topped by a fanlight and narrow triangular pediment. The house is one of Hampden's earliest surviving residences and was the home of the first Representative to the United States Congress from the district. Kinsley served as a major in the Massachusetts militia during the American Revolution.

The Libby-MacArthur House is a two-story gambrel-roofed wood frame structure sheathed in weatherboards with brick nogging between the exterior wall studs. The symmetrical facade features a central gabled entrance enclosed in a vestibule and shed roofed dormers on the lower pitch of the roof. It also has a substantial central brick chimney. The dwelling is significant as one of only a few early gambrel roofed buildings remaining in Maine. Philemon and Martha Libby obtained the 100 acre property in 1777.

The Portland Observatory has been a fixture in the Munjoy Hill neighborhood of Maine's largest city since its construction. This unique structure is the only maritime signal tower still standing in the United States, and is as a testament to the city's success in maritime trade.

Located at the end of Church Street in Yarmouth, the North Yarmouth and Freeport Baptist Meeting House was originally constructed in 1796, but its current appearance is the result of changes made in 1825 and 1837. The original building was 46' wide and 50' deep. It originally had ten window openings on each side, which were later enclosed. The building likely had a porch or small steeple in the front as well. In 1825 the building was expanded by 10' in length, the front pedimented projection added with the steeple. In 1837 the window configuration on the side of the building was completed.

Located just north of Route 1 in central Kennebunk, the Bourne Mansion is an excellent example of the Federal style. It is three stories high, wood framed, with a low-pitch hipped roof. The main facade faces south with a secondary entrance on the west, street facing elevation. The south entry, located in the center, is framed by Tuscan pilasters, sidelight windows and topped by an elliptical leaded fanlight.