Franklin Lofts

The South Texas National Bank, located at 215 Main Street in Houston, Texas, was listed on the National Register of Historic Places on December 8, 1978. It was demolished for parking in 1983.

The One Main Building, formerly the Merchants and Manufacturers Building (commonly referred to as the M&M Building), is a building on the campus of the University of Houston–Downtown. The building is recognized as part of the National Register of Historic Places, is a Recorded Texas Historic Landmark, and considered a Contributing Building in Downtown Houston's Main Street/Market Square Historic District. The building was built above Allen's Landing—an area where Houston's founders John Kirby Allen and Augustus Chapman Allen originally settled. The Merchants and Manufacturers Building was built in 1930 and was the largest building in the city at the time. Although the commerce-focused building featured 14 miles of floor space and could accommodate one-third of the city's population, the Great Depression in the United States stifled initial participation. The building was purchased by South Texas Junior College in the 1960s, which became the University of Houston–Downtown College in 1974. The building remains as the largest facility of the University of Houston–Downtown and was given an official designation as "One Main Building," or simply the "Main Building," by the university.

Hotel ICON is a boutique hotel located in downtown Houston, Texas, USA. The hotel is part of Marriott International's Autograph Collection Hotels. Located in the former Union National Bank building that was constructed in 1911, the hotel was designed by San Francisco design firm Candra Scott & Anderson at the cost of $35 million. The 12-story hotel features 135 guest rooms and nine individually designed signature suites that include custom-designed period furnishings and décor with original artwork.

The Sweeney, Coombs, and Fredericks Building is a late Victorian commercial building with a 3-story corner turret and Eastlake decorative elements that was designed by George E. Dickey in 1889. The building is located at 301 Main Street in Houston, Texas and occupies the corner of Main Street and Congress Street in Downtown Houston. The building is one of the few Victorian-style architectural structures that remains in the city. The building received a "City of Houston Landmark" designation in 2009. The building is included in the National Register of Historic Places by virtue of being a conforming structure in the Main Street/Market Square Historic District.

The Pillot Building, located at 1006 Congress Avenue in Downtown Houston, Texas, was listed on the National Register of Historic Places on June 13, 1974. However, the structure suffered severe damage in the 1980s and collapsed during reconstruction in 1988. A replica of the original building, incorporating some of the original cast iron columns, sills, and lintels, was completed in 1990. The replica was removed from the National Register of Historic Places in 1994.The building was constructed between 1857 and 1869 by Eugene Pillot (1820-1896), and served a variety of tenants including a dry good merchant and professional offices. It was notable for cast iron front structure.

The Sam Houston Hotel is a historic hotel in Downtown Houston, Texas, United States that is listed in the National Register of Historic Places. The hotel received its listing on April 17, 2002.The Sam Houston Hotel Company built the hotel in 1924 to cater to the budget minded business traveler. It was designed by the firm Sanguinet, Staats, Hedrick & Gottlieb. The hotel operated until the 1970s by owners William and Vonnie Brooks. In 2002, it was bought by Randall D. Smith, his wife Barbara Stovall Smith (a Houston native), and his brother Jeffrey Smith, who extensively remodelled it and rebranded it in 2005 as the Alden Hotel, as the owners hoped to expand the Alden brand to other cities. The hotel offers 100 rooms and suites.In 2010, the ownership of the Alden Houston formally transferred to Northwood Investors. In 2012, Northwood sold the hotel to American Liberty Hospitality and Gentry Mills Capital and returned to its original name as The Sam Houston Hotel. It underwent a renovation in 2013.

Preston is a station on the METRORail Red Line in Houston, Texas (USA). The station is located at Main Street and Preston Street in Downtown Houston. This was the 2nd station heading south along the rail line, but the rail has expanded further north as of spring, 2014. This station is located in the Northern, Historic part of Downtown Houston.

Kennedy Bakery, located at 813 Congress Street in Houston, Texas, was listed on the National Register of Historic Places on July 27, 1979. The historic property in downtown Houston faces Market Square and lies within the Main Street Market Square Historic District. It is probably the "oldest Houston building existing on its original site.": 2 

The W. L. Foley Building at 214-218 Travis St. in Houston, Texas was originally built in 1860 and reconstructed after a fire in 1889. The reconstruction was designed by architect Eugene T. Heiner. The building was listed on the National Register of Historic Places in 1978. It burned a second time in 1989 and was reconstructed by artist and architect Lee Benner in 1994.

The Cotton Exchange Building is a historic building located in downtown Houston. Built in 1884, it is listed on the National Register of Historic Places. The Houston Cotton Exchange and Board of Trade commissioned local architect Eugene Heiner to design a three-story building on Travis Street at the corner of Franklin in Houston. In 1907, the building was remodeled and a fourth floor added. The Houston Cotton Exchange continued to use the building until it moved its operations to a new building several blocks away at Prairie and Caroline in 1924.John Hannah and Jesse Edmundson, III purchased the Cotton Exchange Building in 1973. They restored the building and sold it in 1983. Preservation Houston acknowledged Hannah's restoration work in 1979 with a Good Brick Award.

The Harris County Courthouse of 1910 is one of the courthouse buildings operated by the Harris County, Texas government, in Downtown Houston. It is in the Classical Revival architectural style and has six stories. Two courtrooms inside are two stories each. It was listed on the National Register of Historic Places on May 13, 1981.It houses the Texas Court of Appeals districts 1 and 14.

The Paul Building is a high-rise office building located at 1018 Preston Avenue in Houston, Texas. It was listed on the National Register of Historic Places on April 6, 1979. Completed in 1907, the building has been home to a wide range of businesses and professionals. It housed the United States District Court in 1910, and with its proximity to the county courthouse, it became a popular location for attorneys. Its tenants have also included a newspaper, and the Y.M.C.A. The building changed its name to the Hoffman Building in 1918 and then to the Turnbow Building in 1927. It has been known as the Republic Building since 1923.The building is eight stories tall, built of brown brink with load bearing walls. Terra cotta ornamentation includes several cartouches with a raised "P" representing the original owner, Allen Paul.