Full list of all 27 Party Hard achievements. It takes around 8-10 hours to unlock all of the achievements in the base game on Windows.
The base game contains 26 achievements, and there is 1 DLC pack containing 1 achievements.
Kill 30 people without alarm in one level
Poison 100 people
Kill person who runs to call police 20 times
Start Party Hard
Escape from cop
Kill 15 people with one car
Use traps 50 times
Kill 50 stunned persons
Get your ass kicked for dance
Kill 1000 people
Play Party Hard 100 times
Hide 50 bodies
Pass level without traps 3 times
Kill 10 people in row
Kill 15 people in row
Kill 20 people in row
Die 100 times
Kill all robbers in Casino level
Complete the game
Lose level with 1 alive person
Complete all achievements
Kill 50 persons with horse
Complete level in 3 minutes
Complete level with FBI
Complete level without found body
Escape cop 5 times