A fixed income is not a fixed amount
The 2026 raise was 2.8 percent, the Medicare premium took back nearly a third of the average one before the deposit landed, and the money arrives on a day set by a date of birth rather than by the day the rent is due.
Updated September 2026, 33 minute read
What changed: 2026-09-03: First published.
Contents (10 sections)
- 1.A fixed income is not a fixed amount
- 2.The announced raise and the raise that arrives
- 3.The four deductions that come out first Members only
- 4.The month has two calendars Members only
- 5.The tax nobody withheld Members only
- 6.The two year echo Members only
- 7.The bills that do not arrive monthly Members only
- 8.The help that is run by your state Members only
- 9.The one afternoon checklist Members only
- 10.Where these numbers come from Members only
Section 1 of 10, about 30 minutes left
Part 1. A fixed income is not a fixed amount
Social Security announced a 2.8 percent cost of living increase for 2026. For the average retired worker that moved the monthly benefit from $2,015 to $2,071, a raise of $56.
Over the same turn of the year the standard Medicare Part B premium went from $185.00 a month to $202.90. For most people drawing both Social Security and Medicare, that premium comes out of the benefit before the deposit reaches the bank. So the $56 raise arrived as $38.10.
Nearly a third of the increase was gone before anyone had the chance to spend it. Nothing went wrong. Both numbers were published months in advance, by two federal agencies, in two separate announcements that most households read separately if they read them at all.
What this guide is about
Budgets built on retirement income tend to fail on the income side rather than the spending side. The amount is not fixed. It is reset every January by a formula, reduced by deductions taken before payment, taxed against thresholds that have not moved since 1984, and delivered on a day chosen by a date of birth rather than by the day the rent is due.
None of that is hidden and none of it is unusual. All of it is scheduled. A budget that knows the schedule behaves very differently from one that does not, and the difference does not require spending a dollar less.
This guide is educational information. It is not legal, tax or financial advice.
Part 2. The announced raise and the raise that arrives
The cost of living adjustment is announced as a percentage. The Medicare Part B premium is announced as a dollar amount. Those two announcements do not net out the same way for every household, because the percentage applies to a benefit and the premium applies to a person.
A married couple both drawing benefits and both enrolled in Part B receives one household increase and pays two premium increases out of it.
| Household | Monthly benefit 2025 | Monthly benefit 2026 | Increase | Part B increase | Left over |
|---|---|---|---|---|---|
| Average retired worker | $2,015 | $2,071 | $56.00 | $17.90 | $38.10 |
| Average aged couple, both drawing | $3,120 | $3,208 | $88.00 | $35.80 | $52.20 |
| Average aged widow or widower alone | $1,867 | $1,919 | $52.00 | $17.90 | $34.10 |
These are national averages rather than any one household's figures, and the pattern inside them is the part that carries over: the couple keeps the largest number of dollars and the smallest share of them. About 41 percent of that average household increase goes straight back out as premiums, against 32 percent for the average single retired worker and 34 percent for the average widow or widower alone.
What the hold harmless rule does and does not do
A statutory hold harmless provision keeps a rise in the Part B premium from pushing a Social Security payment below what it was the year before. It protects the floor of the payment.
It does not protect the increase. In a year when the premium rises by less than the raise, the rule never engages and the premium takes what it takes, which is what happened for 2026. The protection also carries conditions. It covers people entitled to benefits for November and December with Part B premiums deducted from those benefits for December and January, and it does not reach anyone enrolling in Part B for the first time that year, anyone paying an income related adjustment, or anyone whose premium is paid by a state Medicaid agency.
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- The four deductions that come out first
- The month has two calendars
- The tax nobody withheld
- The two year echo
- The bills that do not arrive monthly
- The help that is run by your state
- The one afternoon checklist
- Where these numbers come from
About 27 minutes of reading left.
Part 3. The four deductions that come out first Members only
Part B, the drug plan surcharge, voluntary tax withholding and overpayment recovery are all taken before the money moves.
Part 4. The month has two calendars Members only
The payment day is set by a date of birth. The rent is not.
Part 5. The tax nobody withheld Members only
Benefits arrive with no federal tax removed, and the thresholds deciding how much is taxable never rise with the raise.
Part 6. The two year echo Members only
The Medicare premium deducted in 2026 was set by the tax return filed for 2024.
Part 7. The bills that do not arrive monthly Members only
One Medicare deductible is annual. The other can be charged more than once in the same year.
Part 8. The help that is run by your state Members only
Four federal programs, administered state by state, pay the Part B premium outright, and their resource limits are far higher than most households assume.
Part 9. The one afternoon checklist Members only
Nine things to settle in a single sitting, in the order that makes each one faster.
Part 10. Where these numbers come from Members only
Every figure in this guide, with the agency that publishes it and the date it was checked.