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.
Keep the Gold
Get a birthday present
Dont Leave Dummy On The Road
Three points!
Crouch In The Store. That Should Work.
Defeat your fear
Wrong time wrong place
Learn to standup for yourself
How far can you see
Leap of Faith In the Closet
You Should Check Her State
The crime levels have never been lower
Express checkout
I wish I had an electric car
Should have brought a swimming suit
Can't wait for the prom
I ain't 'fraid of no ghost