Join or Renew Membership

Our Members share our passion for history and as a Member you receive exclusive privileges. Your membership matters and directly supports learning opportunities for children and adults. Enhance your experience of the Mercer Museum and Library & Fonthill Castle and begin your exploration by becoming a member today!

Core Membership Benefits:

  • Unlimited FREE admission to the Mercer Museum and Library & Fonthill Castle
  • 10% Discount in the Museum Shops
  • Invitations to member-only exhibit previews and special events
  • Subscription to the Mercer Museum & Fonthill Castle newsletter
  • Participation in Time Travelers, a reciprocal membership program with other history museums

Membership Levels

Individual – $50.00 – Core Membership Benefits

Individual Sr. (+65) – $40.00 – Core Membership Benefits

Full-Time Student – $40.00 – Core Membership Benefits

Family/Dual – $75.00 – Core Membership Benefits for two adults and all children under the age of 18 residing at the same address.

Grandparent – $75.00 – Core Membership Benefits for two grandparents and all grandchildren under the age of 18.


Sustaining – $125.00 – All Core Membership Benefits for two adults and all children and grandchildren under the age of 18, PLUS four guest passes.

Contributor – $250.00 – All Core Member Benefits for two adults and all children and grandchildren under the age of 18, PLUS six guest passes AND a special tote bag.

Distinguished Donor – $500.00 – All Core Member Benefits for two adults and all children and grandchildren under the age of 18, PLUS eight guest passes AND a special gift book.

President’s Circle – $1000.00 – All Core Member Benefits for two adults and all children and grandchildren under the age of 18, PLUS ten guest passes AND a private tour of either Fonthill Castle or the Mercer Museum for up to ten guests of your choice (based on scheduling availability).

Join or Renew Membership

Have a question about membership? Contact 215-345-0210, ext. 132 or send an email to membership@mercermuseum.org.

ROLLO'S FACTS

Henry Mercer was 51 when he began building the first of his three concrete structures, his home Fonthill, 1908-1910.
Rollo's Fact 1

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• Fonthill Castle will be closed on Friday, August 21, & Saturday, August 22, 2026, for our annual Fonthill Castle Beer Fest fundraising event.

More information & tickets can be found here. Fonthill Castle will reopen to the public on Sunday, August 23, 2026 at 12 P.M.

• Saturday, August 29: Fonthill Castle will close early for a private event. The last tour will begin at 2 P.M.

• Sunday, August 30: Fonthill Castle will close early for a private event. The last tour will begin at 2 P.M.

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