Chris

As you can imagine, it totally depends upon the interests and makeup of your group (male? female? both? 40s? 50s? 60s? 70s? Audio Book listeners or actual readers? Etc.)
But here are some good reads that our Book Club (70s+) has enjoyed:

Educated by Tara Westover
I Know Why the Caged Bird Sings by Maya Angelou
Where the Crawdads Sing by Delia Owens
A Higher Call by Adam Makos
The Good, Good Pig by Sy Montgomery (anything by Sy Montgomery)
A Woman of No Importance by Sonia Purnell
West With Giraffes by Lynda Rutledge
Last Boat Out of Shanghai by Helen Zia
Summer Before the War by Helen Simonsen
West With the Night by Beryl Markham
Giver of Stars by Jojo Moyes
The Aviator's Wife by Melanie Benjamin
The Boys in the Boat by Daniel James Brown
American Dirt by Jeanine Cummins
A Man Called Ove by Fredric Backman
The Light Between Oceans by M L Stedman
John Adams by David McCullough
Washington Black by Esi Edugyan