Inniswold is an unincorporated area and census-designated place (CDP) in East Baton Rouge Parish, Louisiana, United States.

[4] Inniswold is located in southern East Baton Rouge Parish at 30°24′2″N 91°4′18″W / 30.40056°N 91.07167°W / 30.40056; -91.07167 (30.400658, -91.071652).

According to the United States Census Bureau, the Inniswold CDP has a total area of 2.2 square miles (5.8 km2), all land.

[2] As of the 2020 United States census, there were 5,987 people, 2,230 households, and 1,384 families residing in the CDP.

28.0% of all households were made up of individuals, and 6.1% had someone living alone who was 65 years of age or older.

In 2013, Inniswold was included in the St. George incorporation petition, a result of the citizens of the unincorporated areas being declined the ability to form their own independent school district by the East Baton Rouge Parish School Board.

East Baton Rouge Parish Public Schools serves Inniswold.