Belgium digital ad spend to hit $3.4 bn in 2029, report

Belgium’s digital advertising market is forecast to grow 12.8 percent year on year to reach $2.24 billion in 2026, continuing a sustained period of expansion across the sector.

Between 2020 and 2025, the market recorded a compound annual growth rate of 11.0 percent. Forecasts indicate further acceleration, with a projected CAGR of 14.8 percent from 2026 to 2029. By the end of 2029, digital ad spend is expected to rise from $1.98 billion in 2025 to approximately $3.39 billion.

Segmentation highlights channel and format shifts

The report provides a data-led analysis of Belgium’s advertising market, covering both total ad spend and digital channels. It tracks more than 100 key performance indicators, including spend by segment and market share distribution.

It breaks down spend across television, print, radio, outdoor and digital, alongside detailed analysis within digital advertising. Categories include search, ecommerce, news and media, social platforms, gaming environments and other digital destinations.

Programmatic and platform dynamics in focus

Further segmentation covers formats such as video, display, influencer marketing, email and audio, as well as device platforms and pricing models. The study also examines how investment is distributed between so-called walled gardens and the open web, and between programmatic and direct buying models.

According to the report, the dataset provides a quantifiable view of market size, spending behaviour and structural shifts shaping digital advertising in Belgium, supported by a proprietary analytics platform and industry-standard research methodology.

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