Manassas · every August

Prince William County Fair 2026

Virginia's largest county fair, held in Manassas every summer for 75 years: nine days of midway rides, demolition derbies and grandstand shows, livestock exhibitions, and fair food. General admission includes all grandstand and midway events.

Usually held

August, every year

Where

Prince William County Fairgrounds, Manassas

Dates for the next edition are usually announced closer to August. Until then, see what's on this weekend in Washington DC.