Swiss AHV Pension Calculator

How the Swiss AHV Pension System Works

The AHV (Alters- und Hinterlassenenversicherung) is Switzerland's first pillar of the three-pillar pension system and provides the foundation of retirement income for everyone who has lived or worked in Switzerland. Unlike a savings account, AHV is a pay-as-you-go system where today's workers fund today's retirees. Contributions are mandatory for all employed and self-employed residents from age 20 onwards, and for non-employed residents from age 21. The AHV contribution rate since January 2020 is 8.7% of gross salary, split equally between employee (4.35%) and employer (4.35%).

The 2025 pension amounts are based on the number of contribution years you have accumulated and your average annual income over your working life. The maximum monthly AHV pension is CHF 2,520 for a full contribution record of 44 years, and the minimum is CHF 1,260. These figures are adjusted periodically to reflect wage and price inflation via a mixed index. In 2024, the AHV pension increased by 2.5% as part of the regular adjustment cycle.

AHV 21 Reform — What Changed in 2024 and 2025

The AHV 21 reform, approved by Swiss voters in September 2022, made the most significant changes to the AHV in decades. The key change was equalising the retirement age for women and men at 65. Previously, women could retire at 64 with a full pension. The transition is phased: women born in 1961 retire at 64 years and 3 months, with the retirement age increasing by 3 months per year until it reaches 65 for women born in 1964 or later. The reform also introduced more flexibility around early and deferred retirement, and reduced the early withdrawal penalty for lower-income women in the transition generation.

Another important change: the required contribution years for a full pension is now 44 years for both men and women (previously 43 for women). If you are a woman who started contributing before 2024 under the old rules, the transition arrangements may apply to your calculation. For precise individual projections, the AHV compensation fund (Ausgleichskasse) can provide an official benefits statement.

Contribution Gaps and How to Fill Them

Each missing contribution year reduces your AHV pension by 1/44th of the full pension — approximately 2.3%, or about CHF 58/month from the maximum pension. Contribution gaps are common for people who lived abroad, studied without working, or took career breaks. The good news is that gaps can often be filled voluntarily. You have up to 5 years to make voluntary back-contributions for recent gaps. The voluntary contribution rate is 10.1% on a minimum annual income base, which works out to roughly CHF 500–1,000 per gap year depending on your income. This is usually excellent value given the lifetime pension increase it provides.

AHV as Part of Your Retirement Plan

Switzerland's three-pillar system is designed so that all three pillars together replace approximately 60% of your final salary in retirement. The AHV (first pillar) covers basic needs. Your occupational pension (second pillar, BVG) through your employer adds employment-related savings. The private pension (third pillar, Pillar 3a) allows voluntary tax-advantaged savings of up to CHF 7,056/year for employed persons. For most Swiss residents, the AHV alone is not sufficient to maintain their pre-retirement lifestyle — combining all three pillars and planning early is essential for a comfortable retirement.