Current estimate3.1%
If the July 2026 CPI-W reading stayed unchanged through August and September, the 2027 COLA would be 3.1%.
Estimate inputs U.S. Bureau of Labor Statistics + Social Security Administration · as of 2026-08-30Estimate your 2027 benefit
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What do you want to know?
Three simple paths through the parts of Social Security that matter most.
Estimate your benefit
See how a COLA could change your monthly and annual Social Security benefit.
Calculate my benefit When?Find your payment date
Answer a few questions to find your next Social Security or SSI payment.
Find my payment What changed?Track the 2027 COLA
Follow published CPI-W data and see what remains before the official announcement.
Track changesWhen is my next payment?
Social Security payment dates normally follow your birthday. SSI and people receiving benefits before May 1997 follow different rules.
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- 2026 and 2027 schedules
- Add dates to your calendar
2027 COLA milestones
Understand what changes your check
How Social Security COLA Is Calculated
The six CPI-W numbers behind every COLA, explained in plain English.
5 min read2027 trackerWhen Will the 2027 COLA Be Announced?
The CPI release schedule, what is known now, and what remains uncertain.
4 min readMedicareHow Medicare Part B Can Shrink Your COLA Raise
Why the headline increase and the money reaching your bank can differ.
6 min readMedicare protectionMedicare Hold-Harmless Rule: Who It Protects and How the Cap Works
When a Part B premium increase can be limited by a Social Security COLA—and when it cannot.
7 min readPayment rulesSSI vs. Social Security Payment Dates: Why the Schedules Differ
A plain-English map of first-of-month, third-of-month, and Wednesday payment schedules.
6 min readSources behind these numbers
Every important figure links back to the government publication that produced it.