Trixie Belden — family content & reading-order guide

Main series

1. Book 7Trixie Belden and the Mysterious Code1960
2. Book 8Trixie Belden and the Black Jacket Mystery1961
3. Book 9Trixie Belden and the Happy Valley mystery1962
4. Book 10Trixie Belden and the Marshland Mystery #101967
5. Book 11Trixie Belden and the Mystery at Bob-White Cave1963
6. Book 12Trixie Belden and the Mystery of the Blinking Eye1971
7. Book 13Trixie Belden and the Mystery on Cobbett's Island1962
8. Book 14The Mystery of the Emeralds1965
9. Book 15Trixie Belden and the Mystery on the Mississippi1965
10. Book 16Trixie Belden and the Mystery of the Missing Heiress1970
11. Book 17The Mystery of the Uninvited Guest1977
12. Book 18The Mystery of the Phantom Grasshopper1977
13. Book 19The Secret of the Unseen Treasure1977
14. Book 20Trixie Belden and the Mystery Off Old Telegraph Road1978
15. Book 21The Mystery of the Castaway Children1978
16. Book 22The Mystery on Mead's Mountain1978
17. Book 23The Mystery of the Queen's Necklace1979
18. Book 24The Mystery at Saratoga1979
19. Book 25The Sasquatch Mystery1979
20. Book 26The Mystery of the Headless Horseman1979
21. Book 27The Mystery of the Ghostly Galleon1979
22. Book 28The Hudson River Mystery1979
23. Book 29The Mystery of the Velvet Gown1981
24. Book 30The Mystery of the Midnight Marauder1980
25. Book 31Trixie Belden and the Mystery at Maypenny's1980
26. Book 32The Mystery of the Whispering Witch1980
27. Book 33The Mystery of the Vanishing Victim1980
28. Book 34The Mystery of the Missing Millionaire1980
29. Book 35The Mystery of the Memorial Day Fire1984
30. Book 36The Mystery of the Antique Doll1984
31. Book 37The Pet Show Mystery1985
32. Book 38The Indian Burial Ground Mystery1985
33. Book 39The Mystery of the Galloping Ghost1986