Tammy's Diner
Small-town diner · Round Hill
Closed · opens Thu 6:30 am
A diner barely bigger than a postage stamp, serving breakfast all day at small-town prices. You can't fake this one.
What to know
Tammy Hines of Tammy's Diner was runner-up for Loudoun's favorite waitress in 2026.
What to order
- All-day breakfast
Parking
Signed 'Tammy's Diner Parking Only' spaces flank the entrance.
Arrive
Open 6:30 am–2 pm and closed Wednesdays. Weekends draw more families, so arrive early.
What it costs
Low, old-school prices with generous portions.
Crowds
Tiny room. On weekends, go before 9.
