Here is the full list of all 17 Hello Neighbor achievements. It takes around 15-20 hours to unlock all of the achievements on Windows.
Defeat your fear
Wrong time wrong place
Keep the Gold
Three points!
I wish I had an electric car
Express checkout
Should have brought a swimming suit
You Should Check Her State
The crime levels have never been lower
Can't wait for the prom
Dont Leave Dummy On The Road
How far can you see
Get a birthday present
Learn to standup for yourself
Leap of Faith In the Closet
Crouch In The Store. That Should Work.
I ain't 'fraid of no ghost