Anne of Green Gables by L.M. MontgomeryAnne of Avonlea by L.M. MontgomeryThe Wonderful Wizard of Oz by L. Frank Baum
Best Books of the Decade: 1900s
482 books — 857 voters
The Prophet by Kahlil GibranThe Great Gatsby by F. Scott FitzgeraldThe Bridge of San Luis Rey by Thornton Wilder
Best Books of the Decade: 1920s
776 books — 1,131 voters

Brave New World by Aldous HuxleyTheir Eyes Were Watching God by Zora Neale HurstonJohnny Got His Gun by Dalton TrumboThe Hobbit, or There and Back Again by J.R.R. TolkienThe Grapes of Wrath by John Steinbeck
Best Books of the Decade: 1930s
907 books — 1,256 voters
The Fountainhead by Ayn Rand
Best Books of the Decade: 1940s
821 books — 1,148 voters

Atlas Shrugged by Ayn Rand
Best Books of the Decade: 1950s
1,195 books — 1,512 voters
Catch-22 by Joseph HellerOne Hundred Years of Solitude by Gabriel García MárquezThe Phantom Tollbooth by Norton Juster
Best Books of the Decade: 1960s
1,363 books — 1,775 voters

The Stand by Stephen  KingRoots by Alex Haley
Best Books of the Decade: 1970s
1,956 books — 1,884 voters
Speaker for the Dead by Orson Scott CardEnder’s Game by Orson Scott CardThe Drawing of the Three by Stephen  KingA Prayer for Owen Meany by John IrvingThe Gunslinger (The Dark Tower, #1) separate by Stephen  King
Best Books of the Decade: 1980s
2,258 books — 2,433 voters

Blindness by José SaramagoHarry Potter and the Prisoner of Azkaban by J.K. RowlingHarry Potter and the Chamber of Secrets by J.K. RowlingHarry Potter and the Philosopher's Stone by J.K. RowlingInsomnia by Stephen  King
Best Books of the Decade: 1990s
3,137 books — 3,678 voters
The Name of the Wind by Patrick RothfussThe History of Love by Nicole KraussExtremely Loud & Incredibly Close by Jonathan Safran FoerEverything is Illuminated by Jonathan Safran FoerHarry Potter and the Deathly Hallows by J.K. Rowling
Best Books of the Decade: 2000s
7,185 books — 28,367 voters