It happened back on March 8 at both the Upper Moreland Elementary and Middle School properties.
RELATED: Hateful vandalism discovered at elementary school in Montgomery County
Authorities say surveillance video caught two people spray-painting the playground and school building with swastikas, and other vulgar words and drawings.
On Monday, police announced the arrest of an 18-year-old man in connection with the incident.
He was not identified, but authorities said charges include multiple counts of institutional vandalism, criminal mischief, defiant tresspass, simple tresspass and possession of an instrument of crime.