Return on Investment for Public Libraries

Public Libraries – A Wise Investment

Final ReportPDF document

Individual Reports for Participating Libraries

Study-Related Information and Resources

Personal ROI Calculator
Calculate your individual estimated return on investment based on your personal library use
Library ROI Calculator
Calculate an estimated ROI for your library
CAL PresentationPowerPoint document
PowerPoint presentation of “Public Libraries – A Wise Investment” from 2007 Colorado Association of Libraries Conference
Questions for Key Informants
Approaches to use for key informant interviews during the study

Related Articles

“$1 Invested Yields $5 Return”
Article in Douglas County News-Press, written by Douglas County Libraries Director Jamie LaRue
“Libraries are Essential in the Information Era”PDF document
Editorial in Colorado Springs Gazette, written by Pikes Peak Library District Executive Director Paula Miller
“Fort Morgan library returns $8.80 for every $1 spent”PDF document
Article from the Fort Morgan Times

Links to Related Information and Resources

What Have Other Studies Found?
Compilation of results from similar studies in public libraries in the United States
Articles and Studies Related to Library Value
Web Page from the American Library Association detailing other studies and articles about return on investment

Calculators from the National Network of Libraries of Medicine

Cost Benefit and ROI Calculator
Valuing Library Services Calculator


  • Public Library Statistics & Profiles
    Dive into annual statistics from the Colorado Public Library Annual Report using our interactive tool, results tailored to trustees, and state totals and averages.
  • School Library Impact Studies
    School libraries have a profound impact on student achievement. Explore studies about this topic by LRS and other researchers in our comprehensive guide.
  • Fast Fact Reports
    Looking for a quick rundown of library research? Check out our Fast Facts, which highlight research and statistics about various library topics.


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LRS is part of the Colorado State Library, a unit of the Colorado Department of Education. We design and conduct library research for library and education professionals, public officials, and the media to inform practices and assessment needs.

This project is made possible by a grant from the U.S. Institute of Museum and Library Services (IMLS).

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