To Kill a Mockingbird by Harper Lee1984 by George OrwellHarry Potter and the Philosopher's Stone by J.K. RowlingThe Great Gatsby by F. Scott FitzgeraldAnimal Farm by George Orwell
Best Books of the 20th Century
7,888 books — 49,806 voters
The Invisible Life of Addie LaRue by V.E. SchwabProject Hail Mary by Andy WeirThe House in the Cerulean Sea by T.J. KluneThe Midnight Library by Matt HaigI'm Glad My Mom Died by Jennette McCurdy
Best Books of the Decade: 2020's
2,990 books — 5,508 voters

The Fault in Our Stars by John GreenMockingjay by Suzanne CollinsDivergent by Veronica RothGone Girl by Gillian FlynnThe Martian by Andy Weir
Best Books of the Decade: 2010s
7,718 books — 14,323 voters
Project Hail Mary by Andy WeirMalibu Rising by Taylor Jenkins ReidThe Four Winds by Kristin HannahA ​Court of Silver Flames by Sarah J. MaasThe Love Hypothesis by Ali Hazelwood
Best Books of 2021
1,440 books — 1,624 voters