Welcome to OLM

Phone: (516) 433-7040

Daily Announcements

Parent Gradebook Portal

Parent access to PowerSchool's Gradebook Portal will be turned off on Monday, November 23rd so that teachers can finalize and enter report card grades.
Christmas Boutique


Many OLM Teachers and Staff recently were certified/re-certified in CPR and AED with training instruction from Mr. Doucette

Teachers CPR AED Training


Pope Francis' Visit to New York

Some of Our Lady of Mercy School students and families were lucky enough to be a part of Pope Francis' visit to New York.  For a chance to see a video taken by one of our 2nd grade families please click here and then click on "Pope's Visit Central Park" in the "document container" section to download it.

Please Read "What's New" in the "News" tab above for important information from Mrs. Harrigan and from the Diocese of Rockville Centre.

Students of the Month

 In "Quick Links" on the right hand side click on "Student Recognition" to view the Students of the Month for Sept. and Oct.

Backpack Mail

Please click on "Backpack Mail" under "Quick Links" to the right for many of the fliers that go home in Wed.'s backpack mail. 

Tuition for 2015-16 School Year - Click Here

You may contact the Parent Association officers via


What's New

arrowsNews from Mrs. Harrigan
Calendar Changes & Important Notes
Read More
arrowsSchool Messenger - Letter from Diocese
A letter from the Diocese about the School Messenger, the new school to home information system.
Read More
arrowsOLM School Closing/Delay Plan
OLM follows the Hicksville Public School District for closings and delays. Please read more for further information.
Read More
arrowsMatching Funds Program
Does your company have a matching funds program?
Read More

Diocesan News

Quick Links


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