Welcome to Library Research Service

LRS thoughtfully collects, analyzes, and distributes data that is relevant and actionable to Colorado communities and empowers library staff to do the same.

A Variety of Outreach Visualizations

How many people do public library outreach services engage across Colorado? Explore the three charts in this post to find out.

Here’s a Hand with Histograms

Gain confidence identifying, reading, and building histograms with a data set of public libraries’ hours open per week.

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Directions for Research Design: Mixed Methods

Explore three different research design paths that use both qualitative and quantitative data to answer your questions.

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Pouncing on Prejudice: Mitigating Assumptions and Bias in Research

Prevent bias from entering your research by keeping these tips and tricks in mind.



DART: Reference Tracker

Connect to Health Cohort Resources

Participant survey


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  • Public libraries: 112
  • K-12 public school libraries: 1,119
  • Public college and university libraries: 33

Sources: 2022 Public Library Annual Report (PLAR), Colorado Department of Education (CDE), 2021 Integrated Postsecondary Education Data System (IPEDS)

Colorado Historic Newspapers Collection 2023 Fast Facts

LRS summarizes the growth of CHNC and presents standout facts and figures from 2023.

Colorado Talking Book Library Patron Satisfaction Survey Report, 2022

Results from the 2022 Colorado Talking Book Library (CTBL) patron survey are in!

Libraries Faced a Flood of Challenges to Books and Materials in 2022

Stay informed about the latest number of reported book challenges and the implications behind increasing challenges.

2022 Quotable Facts Resources

The 2022 Quotable Facts details quick facts about Colorado’s public libraries.