The chart displays the US Social Media Ad Facebook Users (Millions) from 2021 to 2025, illustrating a consistent and steady increase in Facebook's audience reach over this five-year period. The number of Facebook Users (Millions) started at 260 million in 2021. It then increased by 10 million each year, reaching 270 million in 2022 and 280 million in 2023. The upward trend is projected to continue with 290 million in 2024 and peak at 300 million in 2025. The total projected increase in Facebook users is 40 million ($\mathbf{300 \text{ million} - 260 \text{ million} = 40 \text{ million}}$) from 2021 to 2025. This sustained growth underscores Facebook's continued dominance in audience scale within the US social media advertising landscape.
| Labels | Facebook Users (Millions) |
| 2025 | 300 |
| 2024 | 290 |
| 2023 | 280 |
| 2022 | 270 |
| 2021 | 260 |
