St. Mary of the Assumption
14908 Main Street
Upper Marlboro, Maryland 20772-3019
Phone: (301) 627-3255
Email: school@stmaryum.org
Website: http://stmaryum.org/school/
Upper Marlboro, Maryland 20772-3019
Phone: (301) 627-3255
Email: school@stmaryum.org
Website: http://stmaryum.org/school/
Mass Times
Saturday: 5:30 P.M.
Sunday: 7:30 A.M., 9:30 A.M. & 11:30 A.M
Tuesday through Saturday: 8:00 A.M.
First Friday Mass (Extraordinary Form): 7:30 P.M.
Looking for today's Mass readings.
Liturgical Calendar
| 21st | Tuesday |
Saint Lawrence of Brindisi, priest and doctor
Tuesday, 16th week in Ordinary Time
|
| 22nd | Wednesday |
Saint Mary Magdalene
|
| 23rd | Thursday |
Saint Birgitta, religious
Thursday, 16th week in Ordinary Time
|
| 24th | Friday |
Saint Sharbel Makhluf, hermit
Friday, 16th week in Ordinary Time
|
| 25th | Saturday |
Saint James, apostle
|
| 26th | Sunday |
17th Sunday in Ordinary Time
|
| 27th | Monday |
Monday, 17th week in Ordinary Time
|
| 28th | Tuesday |
Tuesday, 17th week in Ordinary Time
|
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Be strong and of good courage; be not frightened, neither be dismayed; for the LORD your God is with you wherever you go.
Daily Mass Readings
July 21, 2026
July 20, 2026
July 19, 2026
July 18, 2026
July 17, 2026
July 16, 2026
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