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