Materials in this record group consist of subject files, scrapbooks, books, and periodicals collected by the New York Road Runners Club Library.

Record Group 11 consists of 5 series:

Series I. Administration
Series II. Historical Races
Series III. New York City Marathon
Series IV. Notable People
Series V. Subject Files

This record group documents the work of internal New York Road Runner departments. Records date from 1973-2016 and consist of correspondence and memoranda; meeting minutes and notes; presentation materials; budgets; and reports.