Cost of Living Adjustment

A Cost of Living Adjustment, commonly called a COLA, is an increase applied to retirement benefits or income to help keep up with rising prices over time. When everyday goods and services cost more due to inflation, a COLA helps ensure that your retirement income does not lose its purchasing power.

The most well-known example of a COLA applies to Social Security benefits. Each year, the Social Security Administration reviews inflation data from the Consumer Price Index for Urban Wage Earners and Clerical Workers (CPI-W). If prices have risen, benefits increase by a matching percentage at the start of the following year. For 2026, the Social Security COLA is 2.5%, meaning recipients see a 2.5% bump in their monthly payments compared to 2025.

Here is a simple example of how a COLA works in practice:

• A retiree receives $1,800 per month in Social Security benefits in 2025.
• A 2.5% COLA is applied for 2026.
• The new monthly benefit becomes $1,845, an increase of $45 per month.

COLAs are not limited to Social Security. Some pension plans, especially those offered by government employers, also include automatic or periodic COLAs. Private sector pensions, however, often do not include them, which means inflation can gradually reduce the real value of those fixed payments over a long retirement.

It is worth understanding a few important points about COLAs:

• A COLA only applies if inflation rises. If prices stay flat or fall, there may be no adjustment at all, as happened in several recent years.
• COLAs are tied to specific inflation indexes, which may not perfectly match the spending patterns of older adults, particularly when it comes to healthcare costs.
• Workers covered by some union contracts or federal employment agreements may receive COLAs on their wages before retirement as well.

Understanding how COLAs work can help you estimate future income streams more accurately when planning for retirement. RetireGrader is not a financial advisor or fiduciary. For personalized advice, consider speaking with a licensed financial professional.