1.Chad is 5' 7½" tall, according to his measurement during "Tales From the apoyo House".
2.Chad Dylan Cooper did not exist in the original storyline of Sonny With A Chance. Sterling Knight auditioned for the role of Stuart, another member of So Random!, who happens to be Tawni Hart's boyfriend. Eventually, the character of Stuart was switched to Chad Dylan Cooper and Sterling was cast for the role of Chad Dylan Cooper.
3.Chad has an intense dislike for rubber chickens, as mentioned in "Tales From the apoyo House" and "Guess Who's Coming to Guest Star."
4.Chad is seemingly fond of balloon animals, as demonstrated in "Poll'd Apart" and "Gassie Passes".
5.Chad is afraid of spiders (not little ones) and heights (not low ones).
6.
He loves chocolate, as seen in "West Coast Story", "Sonny at the Falls", and "Three's Not Company".
7.He loves drinking smoothies as seen in "Sonny at the Falls", "The Heartbreak Kids", and "The Legend of dulces Face".
8.Chad reads only three things: scripts, reviews and checks.
9.He owns his own private jet, AirChad.
10.Chad drinks a lot of water when he is nervous.
11.Chad refers to his father as "Dad Dylan Cooper", as heard in The Problem with Pauly.
12.His personality seems to have change after Sonny became his girlfriend.
13.He also had a Chad-ometer, He uses it to see how many people are following him at Flitter.
14.Chad cannot ride a bike as seen in "My Two Chads".
15.Chad has an identical stunt double, Chaz Milton Looper. Chad often uses Chaz for dangerous scenes/dates.
16.Chad hates people messing up his hair.
17.Chad guest starred at So Random! twice.
