Bay is a city in Craighead County, Arkansas, United States. The population was 1,876 at the 2020 census. It is included in the Jonesboro Metropolitan Statistical Area.

Craighead County is a county located in the U.S. state of Arkansas. As of the 2020 census, the population was 111,231. The county has two county seats — Jonesboro and Lake City. Craighead County is Arkansas's 58th county, formed on February 19, 1859, and named for state Senator Thomas Craighead. It is one of several dry counties within the state of Arkansas, in which the sale of alcoholic beverages is largely prohibited.