Architecture plays a crucial role in expressing identities. This study aims to create a model of sustainable continuity of cultural heritage as an approach to studying architectural identity in Erbil City. The study combined visual analysis using graphical representation, analysis of previous studies, field surveys, and questionnaire surveys as methods of data collection. The rationale behind selecting Erbil City is related to its unique sustainable developments related to its cultural heritage through the ages, as the oldest continuously inhabited city in the world. The proposed model revealed a strong correlation between independent variables that represent cultural heritage frameworks of (typo-morphology of house layouts and façades, sociocultural factors, sustainable development factors) and the (continuity of architectural identity in houses situated in Erbil city) as a dependent factors. The regression analysis demonstrated that the most effective factor contributing to the continuity of the architectural identity of houses in Erbil city is the physical characteristics related to the typo morphology of the house's plan layout. The study revealed a comprehensive model that includes the relation between inherited and created sustainable elements related to cultural heritage that affect the continuity of architectural identity.
