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  • African American History Month 2019
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  • African American History Month Postage Stamp Winners 2019
  • We love Greencastle!

Welcome to Greencastle Elementary

The school can be reached at (240) 740-1420. Please leave a message. The voicemail messages are checked multiple times a day. Messages are returned with either an answer to the inquiry or a notification that the message will be forwarded to a staff member who will be in touch soon. Staff will reply within 24 hours.

For a quicker turn-around, you can go to the Staff Directory to email any of us.

Email addresses for the main office staff:

School Announcements

Registration for ELO Summer School has begun! 

MCPS will host several workshops via Zoom to show parents how to register their child via parent view.  These workshops will take place on May 11, 13, 18, and 20. There will be an 11:30-12:30 and a 7:00-8:00 p.m. workshop on each of the dates. An invitation with Zoom information will be shared with you next week. 

Registration for ELO Summer School Flyer


Free after ELO summer school care for your child (Grades 1-5) through Montgomery County Recreation for all students registered for in-person ELO SAIL!!!   Spaces are limited and transportation home is available.

Greencastle Fun, Food, Fitness flyer and Registration Forms

Parent tech support phone line staffed 7am-8pm M-F — 240-740-7020 (Spanish and English) or parents can email communitytechsupport@mcpsmd.org