"Chalk Outline" is the lead single from Canadian rock band Three Days Grace's fourth album, Transit of Venus.

"[6] "Chalk Outline" was written by Adam Gontier, Barry Stock and Craig Wiseman while production was handled by Don Gilmore.

Chad Childers of Loudwire gave the song a 4/5 rating, saying that "Adam Gontier attacks the track with as much angst and aggression as ever.

"[10] Billboard calls the song, "a welcome change of pace that certainly piques interest in what else Three Days Grace gets up to on the rest of the album.

[13] The video shows Adam Gontier walking through a city, singing and gesturing to the camera while passing the other band members on the way, culminating with the four of them meeting in a dark room, performing the song.