Sebastian Grammar and Junior High School

The Old Town Sebastian Historic District West is a United States historic district (designated as such on January 6, 2004) located in Sebastian, Florida. The district is bounded by Palmetto Ave, Lake and Main Streets. It contains 15 historic buildings.

Mel Fisher's Treasure Museum is located at 1322 U.S. Highway 1, Sebastian, Florida. It houses exhibits on archaeology and the 1715 Spanish treasure fleet. Taffi Fisher, Mel Fisher’s daughter, opened the museum in December 1992 in an old abandoned fire station after renovating the building. The museum included a working conservation laboratory used to preserve artifacts recovered from underwater with an observation window for viewing conservation work from inside the museum.

The Old Town Sebastian Historic District, East is a U.S. historic district (designated as such on August 4, 2003) located in Sebastian, Florida. The district is bounded by Main and Washington Streets, Riverside Drive, and the FEC Railroad. It contains 13 historic buildings.

The Bamma Vickers Lawson House (also known as the Lawson House or Parris Lawson House) is a historic house located at 1133 U.S. Route 1 in Sebastian, Florida.

The Archie Smith Wholesale Fish Company is a historic site in Sebastian, Florida, United States. It is located at 1740 Indian River Drive. On October 28, 1994, it was added to the National Register of Historic Places.The building was built in 1926 and purchased by Archie Smith in 1927, who established a fishing business there. The site included an expanded house, a shed for net storage, a crab house, a fish house, and extensive docks. The business office was built in 1927, and the ice house (originally Old Roseland Railroad Depot) was built in 1931.The business remained in the family until the 2004 hurricanes (especially Frances & Jeanne) caused significant damages to the site. In 2006, the Indian River County Board of Commissioners paid $1.5 million to purchase the property, in hopes of restoring the building and preserving it.In late 2021, the floor of the ice house caved-in, and it was taken down by the county in March 2022.

Sebastian Municipal Airport (FAA LID: X26) is a public-use airport located 1 mile (1.6 km) west of the central business district of the city of Sebastian in Indian River County, Florida, United States. The airport is publicly owned.

Roseland is an unincorporated community and census-designated place (CDP) in Indian River County, Florida, United States. The population was 1,472 at the 2010 census, down from 1,775 at the 2000 census. It is part of the Sebastian–Vero Beach Metropolitan Statistical Area.

The Indian River is a 121-mile (195 km) long brackish lagoon in Florida. It is part of the Indian River Lagoon system, which in turn forms part of the Atlantic Intracoastal Waterway. It was originally named Rio de Ais after the Ais Indian tribe, who lived along the east coast of Florida, but was later given its current name. The Indian River extends southward from the Ponce de Leon inlet in New Smyrna Beach in Volusia County southward and across the Haulover Canal and along the western shore of Merritt Island. The Banana River flows into the Indian River on the island's south side. The Indian River continues southward to St. Lucie Inlet. At certain seasons of the year, bridges have tended to impede the flow of gracilaria (a red algae), resulting in an odor of hydrogen sulfide in the area.

Sebastian is a city in Indian River County, Florida, United States at the confluence of the St. Sebastian River and the Indian River. It is two miles away from the Atlantic Ocean. It is the largest city in Indian River County and the biggest population center between Palm Bay and Fort Pierce. The city's economy is heavily reliant on tourism. It has numerous resorts in the local area, such as Disney's Vero Beach Resort. It is very close to many natural and scenic areas like the Pelican Island National Wildlife Refuge, Sebastian Inlet State Park, and St. Sebastian River Preserve State Park.In 2020, the population recorded by the U.S. Census Bureau was 25,054.Sebastian is a principal city of the Sebastian−Vero Beach Metropolitan Statistical Area, which includes all of Indian River County.

Pelican Island National Wildlife Refuge is a United States National Wildlife Refuge (NWR), and part of the Everglades Headwaters NWR complex, located just off the western coast of North Hutchinson Island in the Indian River Lagoon east of Sebastian, Florida. The refuge consists of a 3-acre (12,000 m2) island that includes an additional 2.5 acres (10,000 m2) of surrounding water and is located off the east coast of Florida of the Indian River Lagoon. Established by an executive order of President Theodore Roosevelt on March 14, 1903, Pelican Island was the first National wildlife refuge in the United States. It was created to protect egrets and other birds from extinction through plume hunting.

The Saint Sebastian River is a river in the U.S. state of Florida, a tributary of the Indian River west and north of the city of Sebastian.

Sebastian Inlet State Park is a Florida state park located 10 miles south of Melbourne Beach and 6 miles north of Vero Beach in Florida. The park lies on both sides of the Sebastian Inlet, which forms the boundary between Brevard and Indian River counties. The land for the park was acquired by the state of Florida in 1971. In 2010, it was the second most visited state park in Florida.