

Documentary
The Best Episodes of Grand Designs Season 12
Every episode of Grand Designs Season 12 ranked from best to worst. Discover the Best Episodes of Grand Designs Season 12!

Documentary
The Best Episodes of Grand Designs Season 12
Every episode of Grand Designs Season 12 ranked from best to worst. Discover the Best Episodes of Grand Designs Season 12!
British television series which features unusual and often elaborate architectural homebuilding projects.
Seasons26
Season 12 Ratings Summary
"Cloontykilla Castle, Ireland" is the best rated episode of "Grand Designs" season 12. It scored 10/10 based on 1 votes. Directed by Unknown and written by Unknown, it aired on 9/12/2012. This episode is rated 2.0 points higher than the second-best, "The Computer Cut House, Herefordshire".