The research discusses the relation between the modern ecological design trends and the preservation of the identity taking advantage of the ecological Islamic design in contemporary Egyptian residence, where the research aims to avoid interior designs that help to drain energy and resources, polluting the environment and adverse impact on human health, also it aims to philosophy preservation of Islamic content in interior design re-using Islamic vocabulary environmental substances in the contemporary Egyptian residence. Finding the formulation of the contemporary Egyptian residence design by Islamic heritage vocabulary with its environmental content.