Davenport is a city in Polk County, Florida, United States. The population was 1,925 at the 2000 census. As of 2004, the population estimated by the U.S. Census Bureau is 1,994. While the city of Davenport itself is very small, the area north of the city close to Interstate 4 and US 27 is experiencing explosive growth. It is part of the LakelandWinter HavenMetropolitan Statistical Area. The first white settlement in the area now known as Davenport was in January 1839 when the U.S. military set up Fort Cummings as a place to negotiate with the Seminoles to end the Second Seminole War. In spite of their efforts, the fort only lasted a few years.