This article is about the city. For the adjacent town, see Beloit (town), Wisconsin. Beloit is a city in Rock County, Wisconsin, United States. As of the 2010 census, the city had a population of 36,966.
Cities in the Eastern Time Zone. 1  Tampa. 2  Oralndo. 3  Tallahasse. Sarasota. 4  Miami. Jacksonville.  Fort Lauderdale.
2017 Time Zones - Jacksonville. The graph above illustrates clock changes in Jacksonville during 2017. Time Changes in Jacksonville Over the Years. Daylight Saving Time (DST) changes do not necessarily occur on the same date every year. Data for the years before 1970 is not available for Jacksonville, however, we have earlier time zone history for New York available.