lightweight construction system growth has increased in the last decade, and it has spread in many countries in the developed and developing countries, included the countries adjacent to Azerbaijan, whether in Russia or Turkey. however, this construction technology is still in a limited range in Azerbaijan in some agricultural sector as green houses. This article discusses in the methodology, which can be measured by the addition of this type of construction in economic efficiency in Azerbaijan. This article shows also how to examine the impact of this type of building on the GDP in Azerbaijan, through the share of the sector's share within the construction sector share of Azerbaijan. On the other hand, the article indulges methodology measuring the impact of the development of a lightweight construction of steel in residential, commercial and industrial applications on Azerbaijan's economic development.