![126th Boston Marathon Field Size Established as 30,000; All Entrants Must be Fully Vaccinated to Participate - Running USA 126th Boston Marathon Field Size Established as 30,000; All Entrants Must be Fully Vaccinated to Participate - Running USA](https://www.runningusa.org/wp-content/uploads/2021/11/21-211-BostMarathon-125_1244-640x424.jpg)
126th Boston Marathon Field Size Established as 30,000; All Entrants Must be Fully Vaccinated to Participate - Running USA
Boston Marathon on Twitter: "The @BAA announced today that the field size for the 126th Boston Marathon scheduled for April 18, 2022 will be 30,000 entrants. All athletes must be fully vaccinated
![Realistic 12 Week Half Marathon Training Plan: by Fully Fit Plans - Kindle edition by King, Allison. Health, Fitness & Dieting Kindle eBooks @ Amazon.com. Realistic 12 Week Half Marathon Training Plan: by Fully Fit Plans - Kindle edition by King, Allison. Health, Fitness & Dieting Kindle eBooks @ Amazon.com.](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/51vrgC+fGAL.jpg)
Realistic 12 Week Half Marathon Training Plan: by Fully Fit Plans - Kindle edition by King, Allison. Health, Fitness & Dieting Kindle eBooks @ Amazon.com.
![Sports Digest: Boston Marathon in 2022 plans for full, fully vaccinated field - Portland Press Herald Sports Digest: Boston Marathon in 2022 plans for full, fully vaccinated field - Portland Press Herald](https://multifiles.pressherald.com/uploads/sites/4/2021/11/AP20302664847789-1635965213.jpg)