According to a recent report from SEM Rush long form content (3000+ words) get 3x more traffic, 4x more shares, and 3.5x more backlinks than articles of average length (901-1200 words).
In a study of over 700,000 articles, the research shows that shorter articles (300-900 words) are 4.5X more likely NOT to be shared that long form content of 3000+ words.