In 2026, Sierra Leone's digital advertising market is estimated at $12 million USD, reflecting growing online engagement. Despite this, the ad blocking rate remains high at 35%, driven by user concerns over intrusive ads and privacy issues. Internet penetration has increased modestly to 42%, primarily via mobile devices, which now account for 78% of internet traffic, indicating a shift towards mobile-first content consumption.
The rise in ad blockers suggests that advertisers must innovate to create more user-friendly and engaging ads. As Sierra Leone continues digital growth, balancing effective advertising with user privacy will be key to expanding digital marketing success and maintaining consumer trust.