Millions of Americans are already wondering how much their Social Security benefits could increase in 2027, especially after several years of higher inflation. While the official 2027 cost-of-living adjustment, or COLA, will not be announced until October 2026, economists and retirement experts have already released updated projections based on recent inflation data. Those early estimates can help retirees and beneficiaries prepare their budgets, even though the final figure could still change. Understanding how the projected 2027 COLA is calculated also makes it easier to separate realistic expectations from online speculation.