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