This is a timeline of the U.S. state of Florida.
|History of Florida|
- 3400 BC: Horr's Island burial mounds
- Various: Populated by indigenous tribes, such as the Apalachee, Timucua, Ais, Calusa, Jaega, Mayaimi, Tequesta and Tocobaga.
- 1502: Florida is mapped on the Portuguese Cantino map.
- 1513 April 2: Ponce de Leon is claimed to have discovered Florida.[verification needed]
- 1515–1519: Spanish explorers visit Pinellas barrier islands while trading with Tocobaga.
- 1528: Panfilo de Narvaez expedition explores the Pinellas Peninsula.
- 1538: The horse introduced into Florida
- 1539: Hernando de Soto expedition names present Tampa Bay "La Bahia de Espiritu Santo".
- 1549: A fleet led by Tristán de Luna y Arellano anchors in Pensacola Bay and sets up the encampment of Puerto de Santa Maria.
- 1560: Menéndez commanded the galleons of the great Armada de la Carrera Spanish Treasure Fleet.
- 1564: Fort Caroline north of Jacksonville is established by the French.
- 1565: Pedro Menéndez de Avilés establishes the city of St. Augustine.
- 1565 September 20: Spanish attack Fort Caroline and kill most of the French, some escape.
- 1571 December: Pedro Menéndez wrecks at Cape Canaveral and meets hostile natives thought to be of the Ais Indian Nation.
- 1586 June: Sir Francis Drake attacks and sacks St. Augustine.
- 1596 March 22: Gonzalo Méndez de Canço appointed Governor and Captain General of Florida.
- 1601: King Philip III of Spain commissioned a map of Florida which includes a fort he wants built in Miami.
- 1603: Pedro Ibarra appointed Governor of Florida.
- 1605: "Period of Friendship" between Spanish and Native Tribes started because of the diplomatic trip of Alvaro Mexia.
- 1700: Settlers in the Province of Carolina and their Indian allies raid the Ais people.
- 1702–1713: Queen Anne's War. Tocobaga virtually annihilated. English raids reach Tampa Bay. Pinellas largely deserted.
- 1715, July 30: Hurricane causes the sinking of the 1715 Treasure Fleet.
- 1743: Spanish established a short-lived mission on Biscayne Bay.
- 1739–1748: War of Jenkins' Ear. English mapping expeditions visit Pinellas Peninsula.
- 1757: Spanish expedition renames Tampa Bay "La Bahia de San Fernando", after the Spanish king; names entrance to Tampa Bay "La Punta de Pinal de Jimenez" (Point of Pines).
- 1763: Spain cedes Florida to England at end of the French and Indian War. Split into East Florida and West Florida
- 1768: The colony of New Smyrna is established by Dr. Andrew Turnbull.
- 1783 March 10: Final naval battle of the American Revolution fought off Cape Canaveral with Captain John Barry.
- 1783 October 3: Treaty of Paris ends American Revolutionary War. England cedes Florida to Spain.
- 1795: With the Treaty of San Lorenzo, U.S. and Spain recognized the 31st parallel as the northern boundary of Florida.
- 1812: Republic of East Florida.
- 1817–1818: First Seminole War.
- 1821: Spain cedes Florida to United States (Adams–Onís Treaty).
- 1822: Florida Territory formed from East Florida and part of West Florida
- 1824: Florida's first true lighthouse built in St. Augustine.
- 1825: Lighthouse built in St. Augustine.
- 1832: U.S. government signs the Treaty of Payne's Landing with some of the Seminole chiefs, promising them lands west of the Mississippi River if they agreed to leave Florida voluntarily
- 1834: Territorial Legislature establishes Hillsborough County, Florida.
- 1835–1842: Second Seminole War.
- 1837: Fort Ann was established on the eastern shore of the Indian River in what is now Brevard County.
- 1842: Armed Occupation Act provides for land grants in unsettled parts of Florida.
Statehood era (1845–present)
- 1845: Florida was admitted to the Union as the 27th U.S. state.
- 1855–1858: Third Seminole War
- 1856: Florida Historical Society is incorporated.
- 1861: Florida joined the Confederate States of America at the beginning of the Civil War
- 1868: Florida fully restored to the United States
- 1877: Compromise of 1877 completed the withdrawal of U.S. troops from Florida (aftermath of Civil War)
- 1883 December 10: The South Florida Railroad, controlled by Henry B. Plant, becomes the first railroad to arrive in Tampa.
- 1887 August 15: Eatonville, Florida, incorporated; the first all-black town to be formed after the Emancipation Proclamation.
- 1888 February 22: President Cleveland's first Florida visit stop.
- 1888 February 23: President Cleveland visits Winter Park.
- 1894 December: Great Freeze destroys much of Florida's crops (especially citrus).
- 1896 April 15: The Florida East Coast Railway, controlled by Henry Flagler, becomes the first railroad to arrive in Miami.
- 1920s: Florida land boom
- 1928: Overseas Highway opens for cars, connecting Key West to mainland Florida
- 1931: gambling legalized, allowing a Parimutuel betting establishment
- 1943 September 26: Florida's first oil well is drilled in Collier County by Humble Oil Company.
- 1947: Everglades National Park dedicated
- 1962 February 20: Launched from Cape Canaveral, John Glenn orbits the Earth three times with Friendship 7.
- 1966: Miami Dolphins football team active.
- 1969 July 20: A rocket launched from Kennedy Space Center lands men on the moon with the Apollo 11 mission.
- 1971 October 1: Walt Disney World opens, with Magic Kingdom as its first park
- 1973 December 15: SeaWorld Orlando opens
- 1974: Big Cypress National Preserve became the first national preserves in the United States National Park System
- 1976: Tampa Bay Buccaneers football team active.
- 1980: Emigration crisis caused by the Mariel Boatlift from Cuba
- 1982 October 1: The Walt Disney Company opens its second park in Florida, Epcot.
- 1985: wreck of the Nuestra Señora de Atocha discovered off Key West, listed in the Guinness Book of World Records as being the most valuable shipwreck to be recovered
- 1988: Miami Heat basketball team active.
- 1990 June 7: Universal Studios Florida opens in Orlando.
- 1993: 3 professional sports teams are introduced in Florida. Miami Marlins baseball team, Jacksonville Jaguars football team and Florida Panthers hockey team.
- 1999 May 28: Universal Studios opens its adjacent park, Islands of Adventure.
- 2000 November 7–December 12: Disputed Florida ballots in the United States presidential election delay the results of the overall national result
- 2014: Becomes the United States' third-most populous state.
- Straub, W. L. History of Pinellas County, p. 27. The Record Company. St. Augustine, Florida. 1929.
- Largo Bicentennial Book Committee. Largo, then till..., p. 2. Largo Area Historical Society. 1979.
- Rouse, Irving. Survey of Indian River Archaeology. Yale University Publications in Anthropology 45. ISBN 978-0-404-15668-8.
- "1715 Plate Fleet, Page 10" (PDF). Brevard County Historical Commission. Archived from the original (PDF) on 2013-03-26. Retrieved 2013-07-29.
- Pinellas County Planning Department as staff for the Pinellas County Planning Council. (PCPD) Pinellas County Historical Background, p. 4. No city. No date.
- "First Florida Oilwell". aoghs.org. Retrieved February 9, 2015.