| 2014 | Drop Our Hearts, Pt. 2 | Illenium & Said the Sky feat. Sirma | | 1 |
| 2014 | Falling In | Illenium & Said the Sky feat. Mimi Page | | 3 |
| 2014 | So Wrong | Illenium | | 1 |
| 2014 | Chosen You | Illenium | 3 | 1 |
| 2014 | Make Me Do | Illenium | 3 | 1 |
| 2014 | The Phoenix | Illenium | | 1 |
| 2014 | In Your Wake | Said the Sky & Illenium feat. Jeza | 4 | 3 |
| 2015 | Spirals | Sound Remedy + Illenium featuring King Deco | 5 | 1 |
| 2015 | I’ll Be Your Reason | Illenium | 4 | 1 |
| 2015 | Painted White | Illenium & Said the Sky ft. Cristina Soto | 3 | 2 |
| 2015 | Jester | Chilled Velvet & Illenium | 3 | 1 |
| 2016 | Bring Forth the Pressure | Illenium | 4 | 1 |
| 2016 | Rush Over Me | Seven Lions, Illenium & Said the Sky feat. HALIENE | 4 | 1 |
| 2017 | Fractures | Illenium feat. Nevve | 5 | 1 |
| 2017 | Feel Good | Gryffin and Illenium ft. Daya | 4 | 4 |
| 2017 | Sound of Walking Away | Illenium & Kerli | 5 | 1 |
| 2017 | Where the Wild Things Are | Zeds Dead x ILLENIUM | 4 | 1 |
| 2018 | Don’t Give Up on Me | Illenium X Kill the Noise feat. Mako | 4 | 1 |
| 2018 | Sound of Where'd U Go | Illenium, Said the Sky & 1788-L feat. Kerli | 4 | 1 |
| 2018 | Gold (Stupid Love) | Excision × ILLENIUM | 5 | 1 |
| 2018 | Take You Down | Illenium | 5 | 2 |
| 2018 | God Damnit | ILLENIUM & Call Me Karizma | 4 | 3 |
| 2019 | Crashing | ILLENIUM & Bahari | 5 | 1 |
| 2019 | Pray | ILLENIUM ft. Kameron Alexander | 4 | 1 |
| 2019 | Good Things Fall Apart | ILLENIUM & Jon Bellion | 4 | 6 |
| 2019 | Takeaway | The Chainsmokers & ILLENIUM ft. Lennon Stella | 3 | 1 |
| 2019 | Blood | ILLENIUM & Foy Vance | 4 | 1 |
| 2019 | Hard to Say Goodbye | Ekali & ILLENIUM feat. Chloe Angelides | 3 | 1 |
| 2020 | Feel Something | ILLENIUM, Excision & I Prevail | 4 | 3 |
| 2020 | In Your Arms (stripped) | ILLENIUM & X Ambassadors | 4 | 1 |
| 2020 | Nightlight | ILLENIUM | 5 | 1 |
| 2020 | Paper Thin | ILLENIUM, Tom DeLonge & Angels & Airwaves | | 2 |
| 2020 | Hearts on Fire | ILLENIUM, Dabin & Lights | | 2 |
| 2021 | First Time | ILLENIUM & iann dior | | 2 |
| 2021 | Sideways | ILLENIUM, Valerie Broussard & NURKO | | 2 |
| 2021 | Heavenly Side | ILLENIUM & Matt Maeson | | 2 |
| 2021 | Wouldn’t Change a Thing | ILLENIUM & Thirty Seconds to Mars | | 2 |
| 2021 | Story of My Life | ILLENIUM & Sueco feat. Trippie Redd | | 3 |
| 2022 | Walk Me Home | Said the Sky, ILLENIUM & Chelsea Cutler | | 1 |
| 2022 | Shivering | ILLENIUM feat. Spiritbox | | 1 |
| 2022 | Don’t Let Me Let Go | Dillon Francis, ILLENIUM & EVAN GIIA | | 2 |
| 2022 | All That Really Matters | ILLENIUM & Teddy Swims | | 2 |
| 2022 | From the Ashes | ILLENIUM & Skylar Grey | | 1 |
| 2022 | Worst Day | ILLENIUM & MAX | | 3 |
| 2023 | Insanity | ILLENIUM & American Teeth | | 1 |
| 2023 | With All My Heart | ILLENIUM & JVKE | | 1 |
| 2023 | Back To You | ILLENIUM | | 1 |
| 2023 | Lifeline | ILLENIUM & jxdn | | 1 |
| 2023 | Nothing Ever After | ILLENIUM & Motionless in White | 4 | 1 |
| 2023 | Other Side | ILLENIUM, Said the Sky & Vera Blue | | 1 |
| 2023 | See You Again | The Chainsmokers, ILLENIUM & Carlie Hanson | | 1 |
| 2023 | My Own Advice | William Black, ILLENIUM & Alana Springsteen | | 1 |
| 2023 | Zombie | ILLENIUM, Excision & Wooli feat. Valerie Broussard | | 1 |
| 2024 | Not Even Love | Seven Lions & ILLENIUM ft. ÁSDÍS | 2 | 1 |
| 2025 | Self Titled: Tour Edits | ILLENIUM | | 1 |
| 2025 | In My Arms | ILLENIUM & HAYLA | | 3 |
| 2025 | Refuge / Ur Alive | ILLENIUM, Norma Jean Martine & WYLDE | | 1 |
| 2025 | Still Breathing | Faouzia, G.E.M. & ILLENIUM | | 1 |
| 2025 | Forever | ILLENIUM, Tom Grennan & Alna | | 4 |
| 2025 | To the Moon | Alok & ILLENIUM | | 2 |
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