How large was Alexander's original kingdom in Macedonia?

Answer 1

It's been estimated to have covered about 16,680 square miles. Check these sites for a map and more detaisl.

http://commons.wikimedia.org/wiki/File:Map_Macedonia_336_BC-fr.svg

http://books.google.com/books?id=JB-3qBLoESoC&pg=PA45&lpg=PA45&dq=Alexander+kingdom+Macedonia+size&source=web&ots=rTEJu6R32q&sig=wOpoKaDOHk7YL8c916e-UnWQE-Y&hl=en&sa=X&oi=book_result&resnum=4&ct=result