These are the singles that reached number one on the Top 100 Singles chart in 1985 as published by
Cashbox magazine.
| † | Indicates best-performing single of 1985 |
| Issue date | Song | Artist |
|---|---|---|
| January 5 | " Like a Virgin" | Madonna |
| January 12 | ||
| January 19 | ||
| January 26 | ||
| February 2 | " I Want to Know What Love Is" | Foreigner |
| February 9 | " Easy Lover" | Philip Bailey and Phil Collins |
| February 16 | " Careless Whisper" | Wham! featuring George Michael |
| February 23 | ||
| March 2 | ||
| March 9 | " Can't Fight This Feeling" | REO Speedwagon |
| March 16 | ||
| March 23 | ||
| March 30 | " Material Girl" | Madonna |
| April 6 | " One More Night" | Phil Collins |
| April 13 | " We Are the World" † | USA for Africa |
| April 20 | ||
| April 27 | ||
| May 4 | ||
| May 11 | ||
| May 18 | " Don't You (Forget About Me)" | Simple Minds |
| May 25 | ||
| June 1 | " Everything She Wants" | Wham! |
| June 8 | " Everybody Wants to Rule the World" | Tears for Fears |
| June 15 | ||
| June 22 | " Heaven" | Bryan Adams |
| June 29 | " Sussudio" | Phil Collins |
| July 6 | ||
| July 13 | " A View to a Kill" | Duran Duran |
| July 20 | " Raspberry Beret" | Prince and The Revolution |
| July 27 | " Everytime You Go Away" | Paul Young |
| August 3 | ||
| August 10 | " Shout" | Tears for Fears |
| August 17 | ||
| August 24 | " The Power of Love" | Huey Lewis and the News |
| August 31 | ||
| September 7 | " St. Elmo's Fire (Man in Motion)" | John Parr |
| September 14 | ||
| September 21 | " Money for Nothing" | Dire Straits |
| September 28 | ||
| October 5 | ||
| October 12 | ||
| October 19 | " Take On Me" | a-ha |
| October 26 | ||
| November 2 | " Part-Time Lover" | Stevie Wonder |
| November 9 | " Miami Vice Theme" | Jan Hammer |
| November 16 | " We Built This City" | Starship |
| November 23 | ||
| November 30 | " Separate Lives" | Phil Collins and Marilyn Martin |
| December 7 | " Broken Wings" | Mr. Mister |
| December 14 | ||
| December 21 | " Say You, Say Me" | Lionel Richie |
| December 28 |