If you're expecting Social Security payments this December, don't panic when you see the calendar acting weird. About 7.5 million people receiving Supplemental Security Income are about to experience some unusual deposit timing, though everyone still gets what they're owed—just on different days than normal.

Why SSI Recipients Get Four Checks in Two Months

Here's what's happening: SSI typically lands on the first of each month, but January 1, 2026, is a federal holiday. So the Social Security Administration is pushing January's payment back to Dec. 31, 2025. That comes right after the regular December 1 payment, meaning two deposits in one month.

The fun continues in January. February 1 falls on a Sunday, and the agency follows a longstanding rule to pay on the previous business day instead. That means February's SSI check arrives on Jan. 30, 2026—giving SSI recipients another two-payment month in January, but leaving February's first week empty.

It's not free money, just calendar math. SSI beneficiaries will receive exactly what they're entitled to, just clustered differently.

Regular Social Security Stays On Track

If you're receiving traditional retirement or disability benefits, nothing changes. Those payments still go out on the second, third, or fourth Wednesday of the month based on your birthday, and that schedule continues unchanged into 2026.

COLA Boost Arrives, But Medicare Takes a Cut

The late-December payment also brings good news: the 2026 cost-of-living adjustment kicks in. The COLA is 2.8% this year, adding about $56 monthly to the average retired worker's benefit and touching nearly 71 million people. SSI recipients see this increase in their Dec. 31 check, while regular Social Security beneficiaries get higher payments starting in January.

Before celebrating too much, remember that Medicare costs are rising too. The standard Medicare Part B premium climbs to $185 monthly in 2025, up $10.30 from last year. The annual Part B deductible also increases by $17 to $257. So while the COLA helps, healthcare expenses will eat into those gains for many recipients.