The 2.3 magnitude quake was reported at 12:51 a.m.
"Whoa was in the bathroom, and my shower doors were rattling. I couldn't feel anything though. I'm in Bowie," posted a user to FOX 5's Facebook page.
Earthquake reported in Rockville, Maryland: USGS
Montgomery County Fire and Rescue spokesperson Pete Piringer said there were no reports of injuries or damage.
Small quakes are not uncommon in Maryland. The USGS says small earthquakes in the Washington-Baltimore corridor have been reported since at least 1877.
An unusually strong magnitude 5.8 earthquake struck central Virginia in 2011 causing major damage to monuments and structures in the nation’s capital and across the D.C. region.