Mercer is a borough in and the county seat of Mercer County, Pennsylvania, United States. The population was 1,982 at the 2020 census. It is part of the Hermitage micropolitan area.
The Albert Einstein House at 112 Mercer Street in Princeton, Mercer County, New Jersey, United States, was the home of Albert Einstein from 1935 until his death in 1955. His second wife, Elsa Einstein, died in 1936 while living in this house.
The Harlan Log House, also known as "The Log House," was built about 1715 by Joshua Harlan, is a well-preserved example of an English-style log cabin near Kennett Square, in Kennett Township, Chester County, Pennsylvania, United States. It is about a half mile west of the hamlet of Fairville. Joshua Harlan was the son of George Harlan, who arrived in Pennsylvania in 1687. Joshua was born in 1696 and was the cousin of the George Harlan, who built the Harlan House, about 12 miles north about 1724. Both houses are listed in the National Register of Historic Places.
First Universalist Church of Sharpsville is a historic Universalist church located at 131 N. Mercer Avenue in Sharpsville, Mercer County, Pennsylvania, United States. The church was built between 1882 and 1884, and is a richly decorated brick and stone church building in a High Victorian Gothic style. It measures 52 feet by 42 feet and the interior takes the Akron plan. The property includes the parsonage; a two-story Queen Anne style dwelling built in 1888.
The Peter Herdic House is an historic, American home that is located at 407 West 4th Street between Elmira and Center Streets in the Millionaire's Row Historic District of Williamsport, Pennsylvania, United States.
Andrew Rabb House is a historic home located at German Township, Fayette County, Pennsylvania. It was built in 1773, and is a 2+1⁄2-story, 5-bay, stone dwelling in a vernacular Georgian style. It measures 44 feet by 24 feet. Andrew Rabb was a locally prominent and wealthy distiller who was significant in the Whiskey Rebellion in Fayette County.
Jonas J. Pierce House is a historic home located at Sharpsville, Mercer County, Pennsylvania. It was built in 1868, and is a three-story, wood-frame residence in the Second Empire style. It is three bays by five bays, and features a mansard roof and large octagonal tower. The house was converted to apartments about 1942.
Johnston's Tavern, also known as the New Lodge Inn, is an historic American inn and tavern that is located in Springfield Township, Mercer County, Pennsylvania.
The Mercer County Courthouse is an historic county courthouse that is located in Mercer, Mercer County, Pennsylvania.
The Gibson House, also known as The Mark Twain Manor, is an historic home which is located in Jamestown, Mercer County, Pennsylvania.
Cairnwood is a 26,000 square feet (2,400 m2) historic home located adjacent to the Glencairn Museum in Bryn Athyn, Montgomery County, Pennsylvania. It was designed by the architectural firm of Carrère and Hastings and built in 1895. The surrounding grounds were designed by Olmsted, Olmsted and Eliot. It was built for John Pitcairn, Jr. (1841–1916), President of Pittsburgh Plate Glass Company. It is a 2½-story, Roman brick and limestone French country estate home in the Beaux Arts style. The L-plan house has 28 rooms, plus a chapel in the third story turret. Also on the property are a contributing stable and garden house built contemporary to the main house, and garage complex (1911). A contributing structure is the estate wall. The property is now owned by the Academy of the New Church and serves as a special events facility, specifically hosting weddings, corporate functions, fundraising and social events of all kinds.
The Springfield Mill, also known as the Piper-Streeper Mill, is an historic, American gristmill that is located near the Wissahickon Creek in Erdenheim, Springfield Township, Montgomery County, Pennsylvania.
The Marian Anderson House is a historic home located in the Southwest Center City neighborhood of Philadelphia, Pennsylvania. Built circa 1870 in the same neighborhood where opera singer and civil rights advocate Marian Anderson was born 27 years later, this two-story, brick rowhouse dwelling was designed in the Italianate style. Purchased by Anderson in 1924, the same year she became the first African-American concert artist to record spirituals for a major American recording company, she continued to reside here until 1943. The house is currently home to the Marian Anderson Museum and Historical Society.
Armstrong County Courthouse and Jail is a historic courthouse complex located at Kittanning, Armstrong County, Pennsylvania. The courthouse was built between 1858 and 1860, and is a two-story, brick and stone building measuring 105 feet by 65 feet. It has a hipped roof topped by an octagonal cupola and bell. It features a portico with four Corinthian order columns in Greek Revival style. A three-story rear addition was built in 1951-1953. The jail building was built between 1870 and 1873. It is constructed of stone, brick, and iron, and measures 114 feet by 50 feet, with a 96 feet tall tower. The building once housed 24, 8 foot by 13 foot cells.
The Rhoads-Lorah House and Barn, also known as the "Five Springs Farm," is an historic, American home and barn complex that is located in Amity Township, Berks County, Pennsylvania.
The Nicholas Johnson Mill, also known as the Schollenberger Mill, is a historic American grist mill that is located in Colebrookdale Township, Berks County, Pennsylvania.
The James-Lorah House, also known as the Judge Chapman House and VIA House, is an historic American home that is located in Doylestown, Bucks County, Pennsylvania.
The Jacob Funk House and Barn is an historic home that is located in Springfield Township, Bucks County, Pennsylvania.
The Joseph Gregg House is an historic home that is located in Kennett Township, Chester County, Pennsylvania.
The Amory Ballroom is the only surviving remnant of a large summer estate house off Old Troy Road in Dublin, New Hampshire. Built in two stages, it is an architecturally distinctive reminder of the community's early 20th-century period as a summer resort area. The building was listed on the National Register of Historic Places in 1985.
