Military Retirement Calculator

How Military Retirement Calculator Works

Military retirement pay is based on years of active service and your highest average base pay. Under the legacy High-3 system, which applies to service members who entered before January 1, 2018, retirement pay equals 2.5% times your years of service times the average of your highest 36 months of basic pay. A service member with 20 years of service receives 50% of their high-3 average base pay. Each additional year adds 2.5%, so 30 years yields 75%. The maximum multiplier is 100% at 40 years. This system provides a defined benefit pension that begins immediately upon retirement with at least 20 years of service. The pension includes annual cost-of-living adjustments (COLA) tied to the Consumer Price Index, ensuring your purchasing power keeps pace with inflation throughout retirement.

Blended Retirement System (BRS) Explained

The Blended Retirement System (BRS) became the default for service members entering on or after January 1, 2018. It blends a reduced defined benefit pension with Thrift Savings Plan (TSP) matching contributions. Under BRS, the pension multiplier drops from 2.5% to 2.0% per year of service, meaning 20 years yields 40% of high-3 base pay instead of 50%. However, BRS adds automatic 1% DoD contributions to your TSP account plus matching contributions up to 5% of basic pay. Service members also receive a one-time continuation pay bonus at their 12-year mark, typically 2.5 to 13 times their monthly base pay depending on branch and specialty. The TSP component allows members who separate before 20 years to retain their TSP savings with employer matching, making the BRS more portable than the legacy system. For career service members who serve 20 or more years, the key question is whether TSP growth offsets the 20% pension reduction.

Maximizing Your Military Retirement Benefits

Whether under High-3 or BRS, several strategies can maximize your retirement income. First, promotions directly increase your base pay and therefore your retirement multiplier base. Reaching E-7 or O-5 before retirement significantly boosts lifetime pension payments. Second, serving beyond 20 years adds 2.0% to 2.5% per year to your multiplier, and later years typically have higher base pay. Third, for BRS members, maximizing TSP contributions is essential. The 2026 TSP contribution limit is $23,500, plus $7,500 in catch-up contributions for those 50 and older. Contributing at least 5% of base pay captures the full DoD match. At a 7% average annual return, consistent TSP contributions over a 20-year career can build a substantial nest egg that supplements pension income. Finally, all military pensions are subject to federal income tax but are exempt from state income tax in many states including Texas, Florida, and Nevada. Choosing a tax-friendly state of legal residence can save thousands annually in retirement.

High-3 vs BRS Comparison

Choosing between systems matters for those who had the opt-in window. The High-3 system favors career members who are certain they will serve 20 or more years, since the 2.5% multiplier produces a larger immediate pension. A service member retiring as an E-7 with 20 years and a high-3 average of $4,500 per month receives $2,250 monthly under High-3 versus $1,800 under BRS. However, if that BRS member also built a $300,000 TSP balance through disciplined contributions and matching, their total retirement package could exceed the High-3 member's. The BRS particularly benefits members who may separate before 20 years, as they keep their TSP savings with vested matching. About 81% of enlisted members and 69% of officers leave before reaching 20 years of service, making the BRS a better deal for the majority of service members overall.