2027 Social Security COLA expected to hit 3.5%, largest gain in three years

Key points

• The 2027 COLA is estimated at 3.5% to 3.6%, the highest increase since 2023.
• The average monthly benefit would rise by approximately $67.90 to around $2,008.
• Medicare Part B premiums are projected to increase to $209.50 in 2027, up from $202.90 in 2026.
• An AARP survey found 76% of adults 50 and older believe a 3.5% COLA is insufficient.
• The final figure depends on September inflation data, which could shift the COLA between 3.4% and 3.6%.

Background

Recent estimates have consistently placed the 2027 COLA near 3.5%, following a 2.8% increase in 2026. Prior forecasts from September and early October highlighted that while the COLA would outpace Medicare Part B premium hikes, other rising costs like heating oil and prescription drugs could erode the net gain for the 75 million beneficiaries. The official announcement is scheduled for October 14, 2026, after the release of September consumer price index data.

How outlets are covering it

CNBC and AARP emphasize the gap between the COLA and the cost of living, noting that 76% of adults 50 and older feel a 3.5% increase is inadequate. The Senior Citizens League and independent analyst Mary Johnson forecast a 3.5% increase, while AARP projects 3.6%. CNBC highlights concerns that rising Medicare costs may offset the COLA, while the Trump administration defends one-time $90 payments to Medicare enrollees as a measure to keep vulnerable individuals out of poverty. Critics, including Sen. Ron Wyden, question the timing of these payments ahead of the midterm election. Yahoo Finance provided no substantive content on this story, as its source was an error page.

Why it matters

The COLA directly impacts the purchasing power of millions of retirees. While a 3.5% increase is the largest in three years, it may not fully offset rising healthcare and living costs, potentially leaving beneficiaries in a tighter financial position despite the nominal raise.

What to watch

The Social Security Administration will officially announce the 2027 COLA on Wednesday, October 14, 2026, following the release of September inflation data. The final figure may differ from current estimates depending on the inflation data for July, August, and September 2026.