# List of The New York Times number-one books of 1945

This is a list of books that topped The New York Times best-seller list in 1945.

## Fiction

The following list ranks the number-one best-selling fiction books. Seven books topped the list that year, the longest on top being The Green Years, which dominated the winter months (17 weeks). Other particularly popular titles included A Lion in the Streets (12 weeks on top), Captain from Castile (7 weeks) and The Black Rose (18 weeks including 4 in 1946).
| Date | Book | Author |
| January 1 | The Green Years | A.J. Cronin |
| January 8 | The Green Years | A.J. Cronin |
| January 15 | The Green Years | A.J. Cronin |
| January 22 | The Green Years | A.J. Cronin |
| January 29 | The Green Years | A.J. Cronin |
| February 5 | The Green Years | A.J. Cronin |
| February 12 | The Green Years | A.J. Cronin |
| February 19 | The Green Years | A.J. Cronin |
| February 26 | The Green Years | A.J. Cronin |
| March 4 | The Green Years | A.J. Cronin |
| March 11 | The Green Years | A.J. Cronin |
| March 18 | The Green Years | A.J. Cronin |
| March 25 | The Green Years | A.J. Cronin |
| April 1 | The Green Years | A.J. Cronin |
| April 8 | The Green Years | A.J. Cronin |
| April 15 | The Green Years | A.J. Cronin |
| April 22 | Earth and High Heaven | Gwethalyn Graham |
| April 29 | Earth and High Heaven | Gwethalyn Graham |
| May 6 | The Green Years | A.J. Cronin |
| May 13 | Captain from Castile | Samuel Shellabarger |
| May 20 | Captain from Castile | Samuel Shellabarger |
| May 27 | Captain from Castile | Samuel Shellabarger |
| June 3 | Captain from Castile | Samuel Shellabarger |
| June 10 | Captain from Castile | Samuel Shellabarger |
| June 17 | Captain from Castile | Samuel Shellabarger |
| June 24 | Captain from Castile | Samuel Shellabarger |
| July 1 | A Lion is in the Streets | Adria Locke Langley |
| July 8 | A Lion is in the Streets | Adria Locke Langley |
| July 15 | A Lion is in the Streets | Adria Locke Langley |
| July 22 | A Lion is in the Streets | Adria Locke Langley |
| July 29 | A Lion is in the Streets | Adria Locke Langley |
| August 5 | A Lion is in the Streets | Adria Locke Langley |
| August 12 | A Lion is in the Streets | Adria Locke Langley |
| August 19 | A Lion is in the Streets | Adria Locke Langley |
| August 26 | A Lion is in the Streets | Adria Locke Langley |
| September 2 | A Lion is in the Streets | Adria Locke Langley |
| September 9 | A Lion is in the Streets | Adria Locke Langley |
| September 16 | A Lion is in the Streets | Adria Locke Langley |
| September 23 | So Well Remembered | James Hilton |
| September 30 | The Black Rose | Thomas B. Costain |
| October 7 | The Black Rose | Thomas B. Costain |
| October 14 | The Black Rose | Thomas B. Costain |
| October 21 | The Black Rose | Thomas B. Costain |
| October 28 | The Black Rose | Thomas B. Costain |
| November 4 | The Black Rose | Thomas B. Costain |
| November 11 | The Black Rose | Thomas B. Costain |
| November 18 | The Black Rose | Thomas B. Costain |
| November 25 | The Black Rose | Thomas B. Costain |
| December 2 | The Black Rose | Thomas B. Costain |
| December 9 | The Black Rose | Thomas B. Costain |
| December 16 | The Black Rose | Thomas B. Costain |
| December 23 | The Black Rose | Thomas B. Costain |
| December 30 | The Black Rose | Thomas B. Costain |

## Nonfiction

The following list ranks the number-one best-selling nonfiction books.