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York Region accepting appointments for 4th dose COVID-19 vaccinations

Eligible residents wishing to get a 2nd booster can begin making appointments as of 8:30 a.m. Thursday, April 7
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Eligible York Region residents wishing to receive a fourth dose of the COVID-19 vaccination can begin making appointments as of Thursday morning.

Following on the heels of the province's announcement this week that second booster doses will be made available to individuals aged 60 and older as of April 7, the local public health unit confirmed tonight the boosters will be available by appointment only as of 8 a.m. tomorrow at, according to regional spokesperson Patrick Casey.

The fourth dose vaccinations will also be available to First Nation, Inuit and Métis individuals and their non-Indigenous household members aged 18, he added.

In Newmarket, the current vaccination clinic is at the Regional Municipality of York building at 17150 Yonge St. 

Appointments will also be available to those who are eligible through the provincial vaccine portal, Indigenous-led vaccination clinics and some pharmacies.

The province is recommending an interval of at least five months, or 140 days, or at a minimum interval of at least three months, 84 days, after receipt of a third dose for individuals 60 years of age or older, Casey said.

"York Region is working to update communications and related to fourth dose boosters for 60-plus," Casey said.

Access York phone support will be available at 1-877-464-9675 beginning at 8:30 a.m. on Thursday, April 7 for booking appointment, he added.

Fourth doses are already available to long-term care and retirement home residents and immunocompromised people in Ontario.

Appointments for fourth doses can be made at through the following clinics:

York Region-led community vaccination clinics:

  • 24262 Woodbine Ave., Georgina
  • 17150 Yonge St., Newmarket
  • 9275 Markham Rd., Markham 
  • 50 High Tech Rd., Richmond Hill 
  • 9060 Jane St., Vaughan

Pop-up Community Vaccination Clinics

  • Royal Canadian Legion Branch 414, 60 Legion Court Rd., Vaughan – Thursday, April 7, 2022
  • Holland Landing Community Centre, 19513 Yonge, East Gwillimbury – Friday, April 8, 2022
  • St. David’s Roman Catholic Church, 2601 Major Mackenzie Dr. West, Vaughan – Friday, April 8, 2022

Clinic hours and days of operation change from week to week and are updated regularly at


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Debora Kelly

About the Author: Debora Kelly

Debora Kelly is NewmarketToday's editor. She is an award-winning journalist and communications professional who is passionate about building strong communities through engagement, advocacy and partnership.
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