Alabama's 4th House of Representatives district is one of 105 districts in the Alabama House of Representatives.

Its current representative is Parker Moore.

[1] It was created in 1967 and encompasses parts of Limestone and Morgan counties.

As of the 2010 census, the district has a population of 51,181, with 76.2% being of legal voting age.

[2] Re-elected in 1978 Re-elected in 1982 Re-elected in 1990 Re-elected in 2006 Re-elected in 2010 Re-elected in 2018