December 31, 2021 COVID-19 Numbers In Peterborough For December 31, 2021 December 31, 2021/ David Tuan Bui There are currently 746 active cases in Peterborough as of Dec. 31, 2021. For more information visit: https://localcovidtracker.ca/Engage with us on social media on Twitter, Instagram, Facebook and Tiktok. Write to us at tips@ptbocanada.com. Sign up for PTBOBuzz newsletter here.