Most retired seniors are wishing for a large 2019 Social Security COLA and perhaps larger ones in the future. Keeping up with inflation is a real balancing act and even more difficult if the bulk of your income is Social Security and you have few additional assets.
Each year the Trustees predict future COLAs and those predictions become part of the long-term actuarial projections for the fiscal condition of the trust.
Here are the predictions from the latest 2018 Report.
As you can see, they project 2.7% for 2019 and 2.6% thereafter. Keep in mind that any actual COLAs higher than these numbers will further hasten the depletion of the Trust.