Full list of all 12 Forza Street achievements worth 1,000 gamerscore. It takes around 200 hours to unlock all of the achievements on Windows.
All achievements
Achievements they've won
Achievements they've not won
Beat Episode 3
Beat Episode 2
Drive a total of 500 miles
Reach collection level 20
Beat Episode 1
Log into the game on 7 consecutive days
Obtain your first 3 Star Car
Collect 15 cars
Reach collection level 5
Dominate an Event for the First Time
Log into the game on a different day
Obtain your first 2 Star Car