Subject and purpose of work: Industrial zones in Algeria play a crucial role in shaping the attractiveness and competitiveness of the country’s regions. The impact of these zones extends beyond economic factors, influencing the overall appeal and competitive edge of different regions. Understanding the dynamics of industrial zones is essential for comprehending Algeria’s economic landscape and its efforts to enhance regional development. The primary objective of this article is to shed light on industrial zones and their impacts on regional industrial attractiveness and competitiveness in Algeria. Firstly, it involves clarifying the concept of regional attractiveness and competitiveness in relation to their economic, environmental, and social dimensions. This leads us, secondly, to examine non-institutional actors, specifically companies, and their interactions with their regions, based on an understanding of the local area, including the effect of industrial zones on the attractiveness and competitiveness of local companies. Materials and methods: This study relies on the results of research conducted through a quantitative statistical survey among a sample of 110 companies (SMEs) located in various industrial zones in the Blida Province, allowing us to specify the impact of these industrial zones on local attractiveness and competitiveness. Results: The results of our survey show that the industrial zones in Blida Province are highly conducive to the establishment of businesses, attracting project initiators effectively. The large number of businesses located in industrial zones and activity areas demonstrates that these zones remain attractive and present certain competitive advantages Conclusions: Industrial zones can play a key role in local industrial attractiveness and dynamics. When well-planned and managed, they can stimulate economic growth, promote employment, encourage innovation, and support local and sustainable development