The role of improved agricultural technology in fostering agricultural productivity and economic growth in Tamil Nadu has gained significant attention. This article explores the impact of these advancements using econometric tools to quantify their effects on agricultural yield, farmer income, and overall rural development. By employing regression analysis and time-series data, the study evaluates the effectiveness of these technologies in enhancing productivity and reducing labour intensity. The findings suggest that while technological adoption has led to positive outcomes, challenges related to accessibility, knowledge dissemination, and economic inequality persist. The study emphasizes the need for policy interventions to ensure broader and more equitable access to improved agricultural technologies.