United States Post Office and Courthouse–Baton Rouge

Main Street Historic District is a historic district in downtown Baton Rouge, Louisiana, located along Main Street, from North 4th Street to North 7th Street. The 2.5 acres (1.0 ha) area comprises a total of 11 historic commercial buildings, dating from c.1890 to c.1935.The historic district was listed on the National Register of Historic Places on November 7, 1985.

The Chase Tower is a 21-story building in Baton Rouge, Louisiana that serves as a business suite for many small businesses. It is the south tower of two towers, its counterpart being the Chase North Tower. In 2022 The Chase Towers were renamed the Rivermark Centre and renovated.

The Central Fire Station in Baton Rouge, Louisiana, at 427 Laurel St., was built in 1924. It was listed on the National Register of Historic Places in 1984. It has also been known as Bogan Fire Station and it is home to the Robert A. Bogan Firefighters Museum. It is a two-story brick and terra cotta building with a Gothic Revival facade. It was designed by architect William T. Nolan and was built by the City of Baton Rouge.

The Old Louisiana Governor's Mansion is located at 502 North Blvd. between Royal and St. Charles Streets in Baton Rouge and was used as Louisiana's official gubernatorial residence between 1930 and 1963; a new residence was completed in 1963. The Old Governor's Mansion was built under the governorship of Huey Long, its first resident. The building is reported to be inspired by the White House in Washington D.C. as it was originally designed by Thomas Jefferson. It is said that Long wanted to be familiar with the White House when he became president, so he had the White House duplicated in Baton Rouge. Some dispute this legend and simply say that the building is merely a fine example of a Georgian-style mansion.

The St. James Episcopal Church, located in downtown Baton Rouge, Louisiana, is a congregation of the Episcopal Diocese of Louisiana. Although Episcopalians began gathering in 1819, St. James Church formally organized as an Episcopal congregation in 1844 due to the influence and support of Margaret MacKall Taylor, wife of president Zachary Taylor. Within the spectrum of worship styles in the Anglican tradition, St. James Church was a Low Church parish during the 19th century, but has been considered a Broad Church parish since the early to mid 20th Century. In addition to worship, St. James Church is actively involved in service to the community, pastoral care, and Christian education for all ages. The church is also home to a two-time National Blue Ribbon day school (18 month through 5th grade).

Helix Mentorship STEAM Academy or Mentorship Academy, located in Baton Rouge, Louisiana, is a high school in the East Baton Rouge Parish.

St. Joseph Cathedral (Spanish: Catedral de San José) is a Catholic cathedral located in downtown Baton Rouge, Louisiana, United States. It is the mother church of the Diocese of Baton Rouge, and it was listed on the National Register of Historic Places on March 22, 1990.

The Baton Rouge City Club, also known as the Old Post Office, is a historic three-story building at 355 North Blvd in Baton Rouge, Louisiana. It was built in 1895 as a U.S. post office building. Its NRHP nomination asserts:The Old Post Office is one of the finest and most pretentious examples of turn-of-the-[20th]-century Renaissance Revival architecture in the state. Few other comparable buildings in Louisiana can boast such a high degree of stylistic sophistication and close adherence to Italian prototypes and such extensive use of terra cotta ornamentation, In its day, its design stood at the forefront of architectural development in the state. The building was listed on the National Register of Historic Places on June 9, 1980. It was also included in the Downtown Baton Rouge Historic District at the time of its creation on November 10, 2009.

Baton Rouge ( BAT-ən ROOZH; from French Bâton-Rouge 'red stick') is the capital city of the U.S. state of Louisiana. Located on the eastern bank of the Mississippi River, it had a population of 227,470 as of 2020; it is the seat of Louisiana's most populous parish (county-equivalent), East Baton Rouge Parish, and the center of Louisiana's second-largest metropolitan area, Greater Baton Rouge.The Baton Rouge area owes its historical importance to its strategic site upon the Istrouma Bluff, the first natural bluff upriver from the Mississippi River Delta at the Gulf of Mexico. This allowed development of a business quarter safe from seasonal flooding. In addition, it built a levee system stretching from the bluff southward to protect the riverfront and low-lying agricultural areas.Baton Rouge has developed as a culturally rich center, with settlement by immigrants from numerous European nations and African peoples brought to North America as slaves or indentured servants. It was ruled by seven different governments: French, British, and Spanish in the colonial era; the Republic of West Florida; the United States as a territory and a state; the Confederate States of America; and the United States again since the end of the American Civil War. Throughout the governance of these various occupying national governments of Baton Rouge, the city and its metropolitan area have developed as a multicultural region practicing many religious traditions from Catholicism to Protestantism and Louisiana Voodoo. The area has also become home to a sizeable lesbian, gay, bisexual and transgender community, and it elected the first open LGBT politician for the Louisiana Public Service Commission.Baton Rouge is a major, growing industrial, petrochemical, medical, research, motion picture, and technology center of the American South. It is the location of Louisiana State University—the LSU system's flagship university and the state's largest institution of higher education. It is also the location of Southern University, the flagship institution of the Southern University System—the nation's only historically black college system.The Port of Greater Baton Rouge is the tenth-largest in the U.S. by tonnage shipped, and it is the farthest upstream Mississippi River port capable of handling Panamax ships. Major corporations participating in the Baton Rouge metropolitan statistical area's economy include Amazon, Lamar Advertising Company, BBQGuys, Marucci Sports, Piccadilly Restaurants, Raising Cane's Chicken Fingers, ExxonMobil, Brown & Root, Shell, and Dow Chemical Company.

Spanish Town (Spanish: Ciudad española) is a historic district anchored by Spanish Town Road in Baton Rouge, the capital city of the U.S. state of Louisiana. It is well known for its annual Mardi Gras parade, which is the largest in Baton Rouge. Spanish Town was commissioned in 1805. It is the oldest neighborhood in Baton Rouge, and its 49.4 acres (20.0 ha) area, comprising 258 contributing properties, was added to the National Register of Historic Places on August 31, 1978. The area has gone through many developmental changes, and its surviving structures range in date from 1823 to 1975. The oldest structure is the Pino House (built 1823). The individually listed Potts House and Stewart-Dougherty House are also part of the historic district since the time of its creation.The area is home to a variety of people from many different social classes. Spanish Town was at one time particularly renowned for possessing a higher-than-average proportion of gay residents, though this has waned over the years with urban gentrification.

One American Place is a skyscraper in Downtown Baton Rouge, Louisiana. Its exterior surface is clad entirely in mirrored glass. Completed in 1974, with 24 floors, it stands 308 feet tall. It is currently the second-tallest building in Downtown Baton Rouge.

Downtown Baton Rouge Historic District is a historic district in downtown Baton Rouge, Louisiana, located along 3rd Street, from Main Street to North Boulevard. The district comprises a total of 43 commercial buildings ranging in dates from c.1860 to mid-1950s. Third street was downtown Baton Rouge main commercial avenue during historic period. Of the 32 contributing properties, six are also individually listed on the National Register of Historic Places.Despite being located inside the district area, the individually listed Belisle Building is not part of Downtown Baton Rouge Historic District, as its non-historic elements are evaluated as predominant. The building is therefore considered a non-contributing property.The historic district was listed on the National Register of Historic Places on November 10, 2009.