As an all-volunteer, donation-supported (no government support), non-profit organization, the IMMG relies on membership, in  addition  to visitor donations and gift shop sales, to continue to offer this important  community service to the Boise region, and beyond.

Your  membership helps support:

  • Continued FREE ADMISSION to the public.
  • Continued offering of outreach activities, such as  field trips, hikes, and lectures.
  • Continued offering of youth educational programs,  welcoming over 1500 students each year.
  • Continued development of interesting exhibits.
  • Continued upkeep and maintenance of museum  facilities.

As  a member you will receive:

  • A coupon for a free field trip.
  • 20% discount on gift shop purchases.
  • Invitation to the Annual Meeting, with the  opportunity to vote in the election of the Board of Directors.
  • Free admission or discounts to many activities and events.

We  hope you can help carry on our vision. If you have supported us in the past, we  thank you tremendously!

Annual membership is effective January 1st through December 31st

and benefits are terminated at the end of the calendar year. 

To become a member or to renew your membership, complete the online form below or print the IMMG Membership Form and mail it in with your payment. The mailing address is on the form.