The UK’s CTV advertising spend is expected to reach approximately £2.15 billion in 2026, reflecting rapid growth driven by increased consumer shift to streaming services. The digital advertising sector continues to dominate, accounting for 68% of the total ad market, emphasizing the importance of online platforms for brands targeting tech-savvy audiences. Advertisers are increasingly investing in targeted CTV campaigns to maximize reach and engagement, boosting overall revenue.
With an average of 27.4 million viewers per month, CTV platforms are becoming essential for national campaigns. The growth in ad campaigns, totaling around 4,500, indicates a highly competitive environment. Revenue per viewer averaging GBP 78 underlines the profitability of CTV advertising, encouraging more brands to allocate larger budgets. This trend highlights the UK’s digital transformation, with CTV leading in innovative ad formats and audience targeting in 2026.