The Home for Knowledge about Montana, for Montanans, by Montanans.
The Montana State Library provides information, resources, and guidance to Montanans to help expand their knowledge and empower their decisions. We offer leading-edge data and applications, plus a dedicated staff, to help all people efficiently seek accurate and transparent answers about Montana.
An Online Portal to Information You Need
Our Mission
The Montana State Library (MSL) helps all organizations, communities, and Montanans thrive through excellent library resources and services.

ACCESS |
Our open-data advocacy helps equalize the knowledge base of Montanans. |
TRUST |
We are non-partisan with a reputation for integrity and transparency that fosters strong relationships across the state. |
PURPOSE |
All areas of the State Library contribute to making lives better for Montanans. |
EFFICIENCY |
We promote data-sharing that expedites decisions and leads to better outcomes. |
LEADING EDGE |
We anticipate the information needs of Montanans which results in innovative product and service offerings. |
For more information regarding our mission and logo click this link. MSL Logo Meaning
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Contact Us
PO Box 201800
1201 11th Ave
1201 11th Ave
Helena, MT 59620-1800