|Colleges, universities, and professional schools||55,180|
|Elementary and secondary schools||54,650|
|Other information services||48,060|
The average annual salary for all librarians in the Federal Government in nonsupervisory, supervisory, and managerial positions was $84,796 in March 2009.
About 30 percent librarians were members of a union in 2008 or were covered under a union contract.
Source: Bureau of Labor Statistics, U.S. Department of Labor, Occupational Outlook Handbook, 2010-11 Edition