Opm Cost Of Living Calculator 2025. To do this we first calculate average living expenses based on your current location and desired location. We use the consumer price index.

Last year, the cola was 8.7%— the highest in more than 40 years. Now that the final data have been announced on the inflation rate for the third quarter of 2023, we know the 2025 cost of living adjustment (cola) for federal retirees will be 3.2%.