Larimer County Respiratory Disease Update - 02/11/2026

Respiratory illnesses remain at very low levels in Larimer County, with just five hospitalizations reported for the most recent week ending February 8. Hospitals saw 1 COVID-19 patient, 1 flu patient, and 3 RSV patients during week 20 of the 2025–26 season, and emergency department visits for all three illnesses are currently low.

So far this season, influenza has driven the bulk of serious illness, while COVID-19 and RSV have caused smaller but still important impacts, especially in older adults and young children. People 65 and older make up the majority of COVID-19 and flu hospitalizations, while children under 5 account for more than half of RSV hospitalizations. Loveland continues to see the highest flu hospitalization rate, while Fort Collins accounts for the largest share of RSV and COVID-19 cases by number.

Key numbers from the latest report (through February 11–12):

• Weekly hospitalizations (week ending Feb. 8): 1 COVID-19, 1 influenza, 3 RSV (5 total)
• Season-to-date hospitalizations: 199 influenza, 34 RSV, 34 COVID-19
• Emergency department visits (Feb. 11): 1.9% for flu-like illness, 1.01% for RSV, 0.31% for COVID-19
• Seniors (65+): 73.3% of COVID-19 and 58.4% of flu hospitalizations this season
• Young children (0–4): 52.7% of RSV hospitalizations this season, with a hospitalization rate of 548.4 per 100,000 children

All data is provided by the Larimer County Department of Health and Environment