Maplewood Park is an unincorporated community and census-designated place in southern Hubbard Township, Trumbull County, Ohio, United States.

According to the United States Census Bureau, the CDP has a total area of 0.8 square miles (2.1 km2), all land.

As of the census[3] of 2000, there were 321 people, 123 households, and 91 families residing in the CDP.

There were 132 housing units at an average density of 176.0 per square mile (68.0/km2).

23.6% of all households were made up of individuals, and 10.6% had someone living alone who was 65 years of age or older.