| Station | Format | Owner/LMA | Oct18 | Nov18 | Dec18 | Cume |
| KOSI-FM | Soft AC | Bonneville / KSL Broadcast Div. | 4.9 | 4.9 | 7.6 | 752,300 |
| KCFR-FM | News/Talk | Colorado Public Radio | 6.7 | 6.6 | 6.9 | 323,800 |
| KBCO-FM | Adult Alternative | iHeartMedia, Inc. | 5.2 | 5.5 | 5.0 | 538,700 |
| KRFX-FM | Classic Rock | iHeartMedia, Inc. | 4.0 | 4.0 | 5.0 | 509,600 |
| KXKL-FM | Classic Hits | KSE Radio Ventures | 5.0 | 4.9 | 4.8 | 537,600 |
| KOA-AM | News/Talk | iHeartMedia, Inc. | 6.2 | 5.1 | 4.5 | 361,000 |
| KYGO-FM | Country | Bonneville / KSL Broadcast Div. | 5.8 | 5.0 | 4.5 | 412,600 |
| KQMT-FM | Classic Rock | Entercom | 4.8 | 4.9 | 4.5 | 492,000 |
| KALC-FM | Hot AC | Entercom | 4.5 | 4.7 | 4.5 | 517,500 |
| KTCL-FM | Alternative Rock | iHeartMedia, Inc. | 4.1 | 4.4 | 4.5 | 548,600 |
| KIMN-FM | Hot AC | KSE Radio Ventures | 4.2 | 3.4 | 3.8 | 503,800 |
| KKFN-FM | Sports | Bonneville / KSL Broadcast Div. | 4.0 | 4.4 | 3.6 | 313,000 |
| KJMN-FM | Regional Mexican | Entravision Communications Corp. | 3.5 | 3.7 | 3.6 | 217,700 |
| KLDV-FM | Contemporary Christian | Educational Media Foundation, Inc. | 2.8 | 2.3 | 3.2 | 205,000 |
| KPTT-FM | Rhythmic-CHR | iHeartMedia, Inc. | 3.2 | 3.4 | 3.1 | 449,700 |
| KQKS-FM | Rhythmic-CHR | Entercom | 2.9 | 2.6 | 3.1 | 377,600 |
| KWBL-FM | Country | iHeartMedia, Inc. | 2.8 | 3.5 | 2.8 | 284,000 |
| KXPK-FM | Regional Mexican | Entravision Communications Corp. | 2.5 | 2.4 | 2.6 | 206,700 |
| KJHM-FM | Rhythmic AC | Max Broadcast Group Holdings, LLC | 2.3 | 2.7 | 2.2 | 189,700 |
| KVOD-FM | Classical | Colorado Public Radio | 3.4 | 1.6 | 1.9 | 118,900 |
| KHOW-AM | Talk | iHeartMedia, Inc. | 1.8 | 1.5 | 1.5 | 104,900 |
| KUNC-FM / KRNC-FM | News/Talk | Community Radio for Northern Colorado | 1.2 | 1.2 | 1.4 | 93,100 |
| KBPI-FM | Rock | iHeartMedia, Inc. | 1.2 | 1.4 | 1.3 | 210,100 |
| KQKS-HD2 | Comedy | Entercom | 1.0 | 1.3 | 1.2 | 156,100 |
| KFCO-FM | Rhythmic-CHR | Max Broadcast Group Holdings, LLC | 1.1 | 1.1 | 1.0 | 152,500 |
| KJAC-FM | Adult Alternative | Community Radio for Northern Colorado | 0.7 | 0.7 | 0.7 | 80,700 |
| KEZW-AM | Oldies | Entercom | 0.6 | 0.7 | 0.6 | 56,600 |
| KUVO-FM / KVJZ-FM | Jazz | Rocky Mountain Public Broadcasting Network, Inc. | 0.4 | 0.6 | 0.5 | 74,900 |
| KALC-FM Stream | Hot AC | Entercom | 0.0 | 0.7 | 0.3 | 12,500 |
| KKSE-FM | Sports | KSE Radio Ventures | 0.3 | 0.4 | 0.3 | 44,300 |
| KVOQ-FM | Adult Alternative | Colorado Public Radio | 0.2 | 0.3 | 0.3 | 59,800 |
| KRKA-FM | Christian CHR/Rock | Educational Media Foundation, Inc. | 0.2 | 0.2 | 0.2 | 32,600 |
| KEZW-AM Stream | Oldies | Entercom | 0.0 | 0.0 | 0.2 | 4,500 |
| KDSP-AM | Sports | iHeartMedia, Inc. | 0.2 | 0.1 | 0.1 | 23,600 |
| KEPN-AM | Sports | Bonneville / KSL Broadcast Div. | 0.1 | 0.1 | 0.1 | 14,900 |
| KKSE-AM | Sports | KSE Radio Ventures | 0.1 | 0.1 | 0.1 | 15,300 |
| KMXA-AM | Regional Mexican | Entravision Communications Corp. | 0.1 | 0.1 | 0.1 | 13,900 |
| KBCO-HD2 | Adult Alternative | iHeartMedia, Inc. | 0.0 | 0.1 | 0.1 | 4,400 |
| KUVO-FM Stream / KVJZ-FM | Jazz | Rocky Mountain Public Broadcasting Network, Inc. | 0.0 | 0.1 | 0.1 | 3,200 |
| KUVO-HD2 | News/Talk | Rocky Mountain Public Broadcasting Network, Inc. | 0.0 | 0.0 | 0.1 | 1,700 |
| KQMT-FM Stream | Classic Rock | Entercom | 0.0 | 0.1 | 0.0 | 2,600 |