Why does another Mass times site exist? Read my story →

Archdiocese of Toronto

Saint Gregory the Great

CallWebsite

Schedule updated May 17, 2026 · 7 services this week

This Weekend

Sunday

8:00 a.m.
Mass
9:30 a.m.
Mass

Weekly Schedule

Tuesday

12:10 p.m.
MassSt. Gregory the Great Parish, Oshawa

Friday

6:00 p.m. – 6:45 p.m.
ConfessionSt. Gregory the Great Parish, Oshawa
in the church; or by appointment
7:00 p.m.
MassSt. Gregory the Great Parish, Oshawa

Sunday

8:00 a.m.
MassSt. Gregory the Great Parish, Oshawa
9:30 a.m.
MassSt. Gregory the Great Parish, Oshawa

Other churches within 16 km

Nearby Parishes

Sodality of the Good Shepherd
Oshawa, Ontario
1.6 km
Next: Today 9:00 AM
Saint Mary of the People Parish, Oshawa
Oshawa, Ontario
1.9 km
Next: Today 8:30 AM
Saint Gertrude's Parish, Oshawa
Oshawa, Ontario
2.3 km
Next: Today 8:30 AM
Protection of the Mother of God (Byzantine Rite, Slovak; Services in English)
Oshawa, Ontario
2.3 km
Next: Today 10:00 AM
St. George the Great Martyr (Ukrainian)
Oshawa, Ontario
2.6 km
Next: Saturday 5:00 PM

Prayers in community

Light a candle for this parish or someone you love

Read sacred intentions from travelers and locals, then join the virtual candle wall to add your own prayer.

0 candles burning now at CatholicIndex

View Full WallLight one→
194 Simcoe Street North, Oshawa, Ontario L1G 4S9
(905) 723-8141Visit Website →

Schedule updated May 17, 2026 · 7 services this week