As of October 2023, KSIs net worth is estimated to be around $27 million. He has diversified his income streams over the years, including YouTube earnings, merchandise, brand endorsements, sponsorships, and more. KSI has a massive following on YouTube, with over 30 million subscribers, and it is estimated that he earns around $250,000 from every video. He also endorses brands like Adidas, XIX Vodka, Misfit Boxing, and other huge names. KSI has also ventured into music, acting, and various business enterprises, including Prime Hydration, XIX Vodka, and the restaurant chain Sides. He has also made a name for himself in the boxing world, having fought equally big names in Joe Weller and Logan Paul over the last few years. KSIs financial ascent in boxing has been remarkable, and his earnings surged to a staggering $1.2 million from the initial clash between Logan Paul and KSI. KSIs net worth growth has been impressive, with his net worth in 2023 estimated to be $27 million, up from $25 million in 2022 and $23 million in 2021.