- October 12 – Jermaine James and Amanda L. Croson, both six years old, die in a fire in a third floor unit at 11633 Stoneview Square in the Shadowood Condominiums in Reston.
- October 17 – The Fairfax Station Railroad Museum, housed in a replica of the original station, is dedicated in Fairfax Station.
- Davis, Patricia. "Two 6-Year-Olds, Trapped in Va. Apartment Fire, Die." The Washington Post (1974-Current file): 2. Oct 13 1987. ProQuest. Web. 27 Feb. 2016.
|Fairfax County by Year: 1987|
|September 1987||·||October||·||November 1987|