This report details the results of the 22nd year of the western snowy plover (Charadriusalexandrinus nivosus) monitoring program within Point Reyes National Seashore, Marin County, California (PRNS). The goal of the 2011 monitoring effort was to determine abundance, distribution, and breeding success of snowy plovers nesting on federal lands within PRNS. The report provides an overview of the 2011 snowy plover monitoring program on federal lands and summarizes the results of the data collected during the field season.