2027 COLA

Social Security COLA Calculator

See what the 2027 cost-of-living adjustment means for your monthly check, after Medicare Part B.

Official 2027 COLA
Pending

To be announced Oct 14, 2026 at 8:30 AM ET, when BLS releases September CPI. This page will update.

Our estimate
3.4%

Based on BLS CPI-W for Jul–Aug 2026, assuming September equals August. How we calculate

2026 standard premium is $202.90 (CMS). The 2027 premium is usually announced in November.
New monthly benefit (gross)
—
Monthly increase
Annual increase
Net deposit 2026
Net deposit 2027
Net change / month

Estimate only. SSA rounds payments down to the whole dollar. Your official amount appears in your COLA notice in my Social Security (usually December).

How the 2027 COLA is calculated

The COLA equals the percentage increase in the average CPI-W (BLS series CWUR0000SA0) for July–September of this year over the same quarter of the last year a COLA took effect, rounded to the nearest 0.1% (SSA).

Month2025 CPI-W2026 CPI-W
July316.349327.104
August317.306328.481
September318.139Due Oct 14, 8:30 AM ET
Q3 average317.265328.022*

*Assumes September 2026 equals August 2026. Source: U.S. Bureau of Labor Statistics, CPI-W (CWUR0000SA0), retrieved Oct 13, 2026.

Recent COLAs (by payment year)

2020202120222023202420252026
1.6%1.3%5.9%8.7%3.2%2.5%2.8%

Source: Social Security Administration.