The chart displays the US Social Media Advertising Impressions (Billions) by Platform from 2020 to 2025, illustrating a consistent increase in reach across all four major platforms. Facebook (Billions) consistently leads in impressions, growing from 12 billion in 2020 to 17 billion in 2025. Instagram (Billions) is the second-largest platform, increasing from 8 billion to 12 billion in 2025. Twitter (Billions) and LinkedIn (Billions) have significantly lower impressions but show strong proportional growth, with Twitter rising from 3 billion to 5.5 billion and LinkedIn from 1.5 billion to 2.8 billion in 2025. The combined impressions of Facebook and Instagram are 29 billion in 2025, underscoring their collective dominance in the US social media ad impression market.
| Labels | Facebook (Billions) | Instagram (Billions) | Twitter (Billions) | LinkedIn (Billions) |
| 2020 | 12 | 8 | 3 | 1.5 |
| 2021 | 13 | 8.5 | 3.5 | 1.8 |
| 2022 | 14 | 9.5 | 4 | 2 |
| 2023 | 15 | 10 | 4.5 | 2.3 |
| 2024 | 16 | 11 | 5 | 2.5 |
| 2025 | 17 | 12 | 5.5 | 2.8 |
