For the Peer Comparison Report, libraries are assigned to peer groups based on population served and whether they are single or multi-location libraries.

Peer Group

Peer Group Definition 

Peer Group Legal Service Area Population  

Peer Group 1 Very Small

population of less than 5,000  

Peer Group 2


population of 5,000-15,000 

Peer Group 3

Medium Single Outlet

population of 15,001-65,000  

Peer Group 4

Medium Multiple Outlet

population of 15,001-65,000 

Peer Group 5


population of 65,001-175,000

Peer Group 6


population of 175,001-300,000

Peer Group 7

Very Large

population of greater than 300,000