When did Schubert write his third symphony?

Answer 1

Schubert completed only 7 symphonies, the ones we now know as 1-6 and the "Great" C Major symphony, his ninth. He worked on sketches of a seventh symphony, but never completed any of the movements. He did complete two movements of his eigth, which is now known as the "Unfinished" Symphony. He was working on sketches of a tenth symphony during the last two months of his life.

Answer 2

Schubert's third symphony was written in 1815, a few months after his eighteenth birthday. While still strongly reminiscent of Haydn and early Beethoven, is does show flashes of "pure Schubert" that would dominate his later and more mature works.

Answer 3

Franz Schubert wrote his "Serenade"

in the year 3000