Here is the full list of all 35 Hotline Miami achievements. It takes around 12-15 hours to unlock all of the achievements on Windows.
Unlock all achievements
Get A+ on all the chapters
Kill three or more enemies with the same brick in one throw
Kill the crapping gangster with a fireaxe
Solve the puzzle
Perform every ground kill in the game
Die 1000 times
Find Jones The Crocodile
Kill the panthers using Brandon the Panther
Clear chapter 2 using Nigel the Bat
Beat the epilogue with secret ending
Beat the epilogue
Beat the mainstory
use all guns at least once
Wear all masks at least once
Destroy 200 glass panels
Complete chapter five barehanded
use all melee weapon at least once
Kill 1989 enemies
Throw a weapon at an enemy so that his weapon hits another
Kill 99 dogs
Get an A+ on any chapter
Perform a 12x combo
Go to the car 60 times
Perform a 10x combo
Kill two enemies with the same brick in one throw
Use a human shield
Perform a 8x combo
Kill an enemy with a brick bounced against a wall
Perform a 6x combo
Perform a 4x combo
Collect all the masks
Unlock all weapons
use all throwing weapon at least once
Collect all the puzzle pieces