FROM THE HORSE’S (GOOGLE’S) MOUTH
You need to be prepared to invest several months to a year before
seeing results from your SEO efforts, but even then, you won’t be
king of the hill.
Here’s what Google said about it.
In fact, according to a comprehensive statistical analysis by Tim
Soulo, only 5.7% of all newly published pages will get to Google’s
top 10 within a year.
HOW LONG DOES SEO TAKE?