Tillar is a town[3] in Desha and Drew counties in the U.S. state of Arkansas.

Frank Tillar Memorial Methodist Episcopal Church, South is listed on the National Register of Historic Places.

According to the United States Census Bureau, the city has a total area of 0.7 square miles (1.8 km2), all land.

21.2% of all households were made up of individuals, and 14.1% had someone living alone who was 65 years of age or older.

About 13.4% of families and 16.5% of the population were below the poverty line, including 16.7% of those under the age of eighteen and 19.0% of those 65 or over.