Landmark (formerly known as Parkers-Iron Springs[2]) is a census-designated place (CDP) in Pulaski County, Arkansas, United States.

As of the census[8] of 2000, there were 3,499 people, 1,434 households, and 1,059 families residing in the CDP.

There were 1,564 housing units at an average density of 168.9 per square mile (65.2/km2).

22.2% of all households were made up of individuals, and 6.6% had someone living alone who was 65 years of age or older.

Landmark is part of the Pulaski County Special School District.