This dataset contains the replication data and code for “Can Peace Radio Shift Social Cohesion? Experimental Evidence from a One-Off Narrative Exposure in Rural Sierra Leone,” by Lame Ungwang, Theodora Benesch, and Paul Thissen, published in the Journal of Development Effectiveness. The replication package contains de-identified respondent-level data and Stata code required to reproduce the empirical results reported in the article and supplementary appendices.