The potential for developing seaweed in West Java is carried out by considering ecosystem aspects, the suitability of seaweed aquaculture and market potential . This research aims to analyze the factors that influence seaweed aquaculture in West Java and sociolect-economic inclusion for coastal communities. This research was carried out August 2023 - January 2024. The research method used was a mixed method. The data used is primary data using questionnaires to respondents and secondary data. The technique for taking respondents was using purposive sampling of 40 respondents. The analytical tools used are multiple linear regression and a sociolect-economic contribution matrix based on seaweed farming income. The production variables analyzed include: seeds (X1), land area (X2), labor (X3), seaweed aquaculture business experience (X4), capital (X5), weather (X6).Based on the research results of variables that influence simultaneously, namely; seeds (X1), land area (X2), capital (X5) and weather (X6). Socioeconomic inclusion for coastal communities from the results of seaweed cultivation, includes the poly-culture system of seaweed cultivation with milk fish, poly-culture cultivation with vaname shrimp, and processed milk fish which absorbs labor for coastal communities.