Hastings is an unincorporated census-designated place and agricultural center in St. Johns County, Florida, United States, 18 miles (29 km) southwest of St. Augustine. It was formerly an incorporated town, but it was dissolved in 2018 after a vote by residents. The population was 1,262 at the 2020 census.

St. Johns County is a county in the northeastern part of the U.S. state of Florida. As of the 2020 United States census, its population was 273,425. The county seat and most populous incorporated city is St. Augustine, although the nearby community, St. Johns, has a higher population. St. Johns County is part of the Jacksonville metropolitan area.