Residential buildings from different eras constitute a large part of the urban architectural heritage in Latvia. The architecture of residential buildings at the end of 18th century and the beginning of 19th century was influenced by the classicism style. Special attention was paid to the overall image and the design of the central part of the facade. The design of entrance doors made by local craftsmen were a special accent of the facade of residential buildings. The goal of this work is to collect and systematize materials related to exterior doors of residential buildings, analyze the decor elements of the Sun and rosette. The basic methods to reach the goals are: inspection of exterior doors of residential buildings and their comparative analysis.