South Korea's influencer marketing spend reached approximately 1.2 trillion KRW in 2026, reflecting a 20% increase from the previous year. Brands are increasingly investing in influencers on platforms like Instagram, TikTok, and YouTube to reach the digitally savvy Korean audience. The sector now accounts for a quarter of the overall digital advertising budget, emphasizing its growing importance in marketing strategies.
With around 150,000 active influencers, South Korea boasts a vibrant influencer ecosystem. Campaigns are delivering impressive ROI—up to 350%. This growth is driven by the high social media engagement rates and the popularity of short-form video content, making influencer marketing a cornerstone of digital advertising in the country. Businesses continue to leverage influencers for better brand visibility and consumer trust.