Aiken Tennis Club

The Battle of Aiken (also known as the Action at Aiken) occurred on February 11, 1865 and was part of the Carolinas campaign. The principal commanders were Union Maj. Gen. Hugh Judson Kilpatrick and Confederate Maj. Gen. Joseph Wheeler. Wheeler was able to score a minor victory over Kilpatrick. Today, an annual re-enactment is held the final full weekend in February. As of May 2022, 28 reenactments of Aiken have been held.

The Charles E. Simons Jr. Federal Court House is located in Aiken, South Carolina. It is significant for its association with the many federal construction programs of the Great Depression era. The building, designed by Columbia, South Carolina architects Lafaye and Lafaye, is an excellent example of a Georgian Revival building, a style often used during the 1920s and 1930s for government buildings in smaller towns. The Court House was listed in the National Register of Historic Places on December 10, 2003.The building was named for District Court judge Charles Earl Simons Jr. in 1986.

St. Mary Help of Christians Church is a Catholic parish of the Roman Catholic Diocese of Charleston. The main parish church is at 138 Fairfield St. SE in Aiken, South Carolina. The campus also includes the historic 1905 church ("Old Saint Mary's") at the corner of Park Avenue and York Street, and Ste. Claire Chapel (1880), which sits to the left of the historic church. These two church buildings are listed on the National Register of Historic Places

The Old Aiken Post Office, located in Aiken, South Carolina, is a former United States Post Office and photography studio that now serves as an office building. The first floor of the building has been occupied by Savannah River Nuclear Solutions, LLC since December 2009 following renovations.The building was originally proposed by U.S. Representative George W. Croft in 1904. After Croft's death, his son, U.S. Representative Theodore G. Croft, continued the project. Over the years, the building has been occupied by numerous politicians, including U.S. Senator Strom Thurmond and South Carolina Senator Tom Young.

Willcox's, located in Aiken, South Carolina, US, was an internationally known inn during the Aiken Winter Colony heyday. Operated from 1898 to 1957 by members of the Willcox family, the still-magnificent building reflects the influence of both Second Empire and Colonial Revival styles of architecture. The plan of the building is irregular in shape, consisting of a central block with asymmetrical wings. Of Aiken's once famous resort hostelries, only Willcox's is still standing. The landmark property was listed on the National Register of Historic Places March 19, 1982.

St. Thaddeus Episcopal Church is parish of the Episcopal Church in Aiken, South Carolina. It is noted for its historic church at Pendleton and Richland Streets.Aiken is a planned community, and land for the church had been set aside in the original plan by the South Carolina Canal and Railroad Company. The cornerstone for the original church was laid September 5, 1842. This building was subsequently renovated and expanded over the years, and additional buildings added to the campus. The church was added to the National Register of Historic Places in 1984.

Immanuel School is significant for its association with the area's parochial education of African-American children in the Aiken, South Carolina, (USA), area from 1890 to 1932. It was listed on the National Register of Historic Places in 2009.

The Legare-Morgan House is a one-story clapboard structure built in Aiken, South Carolina around 1835. From 1850 to 1859 it was the home of the artist, poet and inventor, James Mathews Legare. In 1870 the property was sold to Thomas C. Morgan. The home, located in proximity to Aiken's downtown area, was listed on the National Register of Historic Places September 22, 1977.

Aiken Winter Colony Historic District II, located in Aiken, South Carolina. It is one of the three districts associated with the Aiken Winter Colony. This district, with over 100 properties, has approximately three times as many structures as Historic District I. District II also offers a number of impressive residences and outbuildings, as well the famous inn, Wilcox's.” The properties were constructed between 1880 and 1930. This visually appealing district was placed in the National Register of Historic Places on November 27, 1984.

Joye Cottage is one of the oldest, and largest winter retreats in Aiken, South Carolina. Most of the sprawling property dates to 1897, when William Collins Whitney purchased the property and remodeled it extensively. It now includes a main house, a stable, a greenhouse, a laundry house, a couple of one-story cottages, and a squash court. The property was listed on the National Register of Historic Places in 1980.

Chinaberry, also known as Williams-Converse House, is a house in Aiken, South Carolina that was built in 1824. It was listed on the National Register of Historic Places in 1982.A skirmish in the Civil War occurred in the front yard of the property.

The Phelps House (or Rose Hill Estate), is located in Aiken, South Carolina. The house was built in the early 1900s on the foundations of an antebellum house that had been destroyed during the Civil War. It is historically significant for several reasons, one of which is its very distinctive Shingle Style. This style, used often in the late 1800s and early 1900s in the resort homes of the rich, was rarely used in South Carolina. The large house has over 20 rooms, and the grounds include the stables, garage, greenhouses and kennels. As of 2012, the home is available for commercial purposes and due to this use, can be readily viewed and enjoyed. It was listed in the National Register of Historic Places on June 10, 1974.Today, the property is open to the public with amenities that include Overnight Accommodations, Event Venue Facilities, Catering and The Stables Restaurant.