Minnesota Genealogical Society Logo 1385 Mendota Heights Road
Suite 100
Mendota Heights, MN  55120-1367
(651) 330-9312
Minnesota Genealogical Society

Hoffman Research Library

The Hoffman Research Library (HRL) is located at the Minnesota Genealogy Center (MGC) (see the map at the bottom of the page).  It is one of the top research facilities in the Midwest.

The Hoffman Research Library is now open on Saturdays from 10 a.m. to 4 p.m. and Thursday evenings from 4 to 8 p.m. Members of MGS, its branches, and its library partners may reserve time slots, here at the Hoffman Research Library reservation signup page.  

Library hours

Thursdays 4 pm - 8 pm
Saturdays 10 am - 4 pm
Days Closed in 2021
Saturday, April 17
Saturday, July 3
Thursday, September 30
Saturday, October 2
Wednesday, November 24
Thursday, November 25
Saturday, December 25
Saturday, January 1, 2022
We are closed if volunteers are not available. 
We will also be closed if the Twin Cities metro area is under a Winter Storm Warning or a Particularly Dangerous Situation (PDS) Tornado Watch.


Library fees

Library admission is free to MGS, branch, and affiliate members; non-members are asked to pay a $10 day-use fee.
Center Volunteers

Volunteers are needed to staff the Minnesota Genealogy Center. Duties include opening and closing the center, answering the phone, and helping walk-in patrons find their way around the center. New volunteers are paired with an experienced volunteer to learn the ropes. No experience is necessary. Please consider regularly giving a few hours each month. Thanks! We can't do it without you!

Library visitor information
The collection is the property of MGS, affiliates, and branches. It consists of over 30,000 books, periodicals, and other items to help researchers.
Researchers are asked to register at the reception desk when arriving at the Minnesota Genealogy Center and store briefcases and bags in the lockers provided.
There is a lunchroom equipped with a refrigerator and microwave for the use of MGC patrons. A copy machine is provided; there is a minimal charge for copies.

The collection represents numerous nationalities and countries from Minnesota, the United States, and around the world.

The research area has state of the art computers, Internet and wireless access, microfiche and microfilm readers, and printers.

There is a large variety of genealogical data installed on the library’s computers. The Hoffman Research Library has a vast collection of maps from around the world. Access to Ancestry and GenLines is provided at the Library.
Donations of books and materials to the Hoffman Research Library are paused until further notice to allow for the processing of an accumulation of acquisitions.  Please consider holding on to your donations for future consideration.