Methods, systems, and apparatus for selecting geographic areas of interest for a query. A method includes for each query stored in search log data, determining an origin location for each occurrence of the query, determining a content location for each occurrence of the query, for each of a plurality of catchment areas, determining catchment area matches for the query based on the origin location of each occurrence of the query and the content location of the occurrence of the query, determining, for each catchment area, a catchment area score that is indicative of an interest level for the catchment area for a query, the determination based on a number of catchment area matches for the catchment area for the query and selecting, for the query and based on the catchment area scores for the catchment areas, one of the catchment areas as a selected catchment area for the query.