Each year, the Office of the State Actuary calculates the LEOFF Plan 2 Cost-of-Living-Adjustments (COLAs) at the request of the Department of Retirement Systems. Here are the 2019 results.
For additional information, read the full report. Remember, because of COLA banking, your retirement date has little to no impact on your benefit. Watch this video for how it works: How does my LEOFF 2 retirement date impact cost of living adjustments (COLA)?