This report marks the second release of library statistics data from the Institute of Museum and Library Services (IMLS). It contains data on state library agencies in the 50 states and the District of Columbia for state fiscal year (FY) 2007. The data were collected through the State Library Agencies (StLA) Survey, the product of a cooperative effort between the Chief Officers of State Library Agencies (COSLA), IMLS and the U.S. Census Bureau. This cooperative effort makes possible the 100 percent response rate achieved for this survey. The frame or source of the list of respondents for this survey is based on the list that COSLA maintains of state library agencies. The FY 2007 survey is the 14th in the StLA series. Appendices include: (1) Technical Notes; (2) State Library Agency Applicants to the Universal Service (E-Rate Discount) Program; (3) Recipients of Other Federal Income, by State and Type of Income Received; (4) Survey Instrument and Instructions; and (5) Supplemental Tables. (Contains 51 tables and 7 footnotes.)