A balcony is an elevated covered area with a railing.
A patio could be elevated or at ground level and is not covered.
A porch is at ground level and covered.
Discussion
And usually has some kind of wall feature.
A balcony is an elevated covered area with a railing.
A patio could be elevated or at ground level and is not covered.
A porch is at ground level and covered.
And usually has some kind of wall feature.