For reporters, researchers, and editors
Press and data desk
Current numbers with their dates and sources, ready to quote. Every figure on this page is regenerated from CDC data each week, so check the date stamp before you publish.
Week ending Sep 26, 2026. Retrieved from CDC Oct 5, 2026.
Citation-ready facts
Each sentence names its source. Copy the whole list or a single line.
- Outpatient visits for influenza-like illness were 1.7% nationally in the week ending Sep 26, 2026, according to CDC's ILINet, compared with 1.7% in the same week of the prior season.
- 3.4% of specimens tested by U.S. clinical laboratories were positive for influenza in the week ending Sep 26, 2026 (CDC FluView).
- Hospitals reported 2,572 new admissions with laboratory-confirmed influenza in the week ending Sep 26, 2026 (CDC National Healthcare Safety Network).
- The 2024–25 season's cumulative influenza hospitalization rate was 128.3 per 100,000 people through April 30, 2025, the highest of any season since 2010–11; CDC classified it as high severity across all ages (CDC FluSurv-NET).
- CDC estimates the 2025–26 season caused at least 32M illnesses, 390K hospitalizations, and 24K deaths (preliminary, as of May 23, 2026) (CDC Disease Burden of Flu).
- 297 children died of flu-associated causes in the 2024–25 season, the highest for any non-pandemic season since reporting began in 2004 (CDC).
- Flu vaccination coverage in the 2024–25 season was 41.9% among adults and 50.2% among children 6 months to 17 years (CDC FluVaxView).
- CDC's preliminary estimate of 2025–26 vaccine effectiveness against medically attended flu is 36% (95% CI 33–39%), compared with 56% in 2024–25, when the vaccine was better matched (CDC Past Seasons VE Estimates).
Download the data
Plain CSV, regenerated weekly. Free to reuse with attribution to CDC as the original source.
National weekly series
%ILI, lab percent positive, and hospital admissions for every week since October 2010.
national-weekly.csvStates, this week
Activity level, %ILI, percent positive, and admissions for all 56 jurisdictions.
state-weekly-latest.csvSeason scorecard
Peak, hospitalization rate, burden, child deaths, effectiveness, and coverage by season.
season-scorecard.csvWhat reporters ask, and where to look
- Is flu season here? This week: national %ILI above CDC's baseline and lab percent positive above roughly 5% mark the season.
- Is this a bad season? Seasons compared: the FluSurv-NET hospitalization rate is the cleanest severity measure across years.
- How well does the shot work this year? Vaccine effectiveness, with interim and past-season estimates.
- Where is flu rising? State pages, each with a 15-season history.
- Who should get Tamiflu or Xofluza? Treatment, written to CDC's March 2026 clinician summary.
- Bird flu? H5N1 tracker with CDC's latest human case count.
- Who sets vaccine recommendations now? The 2025–26 policy changes, dated and sourced.
How to cite
Attribute figures to their original source, for example "according to CDC FluView data." When you used this page to find them: "compiled by FluHub from CDC data, week ending Sep 26, 2026."
Methodology
Definitions, data lags, and how each measure is calculated are on Sources and methods.
Physician interviews
Parth Bhavsar, MD, board-certified family physician, is available for comment on flu treatment, testing, and telehealth. contact@teledirectmd.com