Back to Blog

What is Primary Insurance Amount (PIA)?

Financial Toolset Team4 min read

Your PIA is your base Social Security benefit at Full Retirement Age (FRA). It's calculated using: Your highest 35 years of earnings (adjusted for inflation), Average Indexed Monthly Earnings (AIME...

What is Primary Insurance Amount (PIA)?

Listen to this article

Browser text-to-speech

Understanding Your Primary Insurance Amount (PIA)

Navigating the complexities of Social Security can seem daunting, but understanding key components like the Primary Insurance Amount (PIA) can simplify your retirement planning. The PIA is a central figure in determining your Social Security benefits at Full Retirement Age (FRA). What exactly is the PIA, and how is it calculated? Let’s break it down.

What is the Primary Insurance Amount (PIA)?

The Primary Insurance Amount (PIA) is essentially the baseline monthly benefit you would receive if you claimed Social Security retirement benefits at your FRA. It acts as the foundational figure from which other benefit calculations, such as spousal or survivor benefits, are derived. Importantly, this amount is calculated before considering any reductions for early retirement or increases for delayed retirement.

How is the PIA Calculated?

The calculation of your PIA involves several steps:

  1. Average Indexed Monthly Earnings (AIME): Your AIME is determined by averaging your highest 35 years of earnings, adjusted for wage growth. This process ensures that your benefits reflect historical economic conditions rather than just static figures.

  2. Bend Points Formula: The PIA is calculated using a progressive formula that applies different percentages to portions of your AIME:

    • 90% of the first bend point
    • 32% of the amount between the first and second bend points
    • 15% of the amount above the second bend point

    These bend points change annually. For example, in 2026, the bend points are set at $1,286 and $7,749.

Real-World Examples

To illustrate how this all comes together, consider the following scenarios:

  • Example 1: A worker retiring in 2026 with an AIME of $5,825 would calculate their PIA as follows:

    • 90% of $1,286 = $1,157.40
    • 32% of ($5,825 - $1,286) = $1,448.48
    • 15% of ($5,825 - $7,749) = $0 (since $5,825 is below the second bend point)

    Total PIA = $1,157.40 + $1,448.48 = $2,605.88 (which is then truncated to the next lower dime, resulting in $2,605.80).

  • Example 2: A worker who was first eligible in 2022 with an AIME of $11,724 would have their PIA initially calculated and then adjusted for cost-of-living adjustments (COLAs) from 2022 to 2025, enhancing their benefit amount at retirement.

Important Considerations

When considering your PIA and Social Security benefits, keep the following in mind:

  • Early vs. Delayed Retirement: Claiming benefits before your FRA reduces your monthly benefit below your PIA, while delaying benefits increases it.
  • Cost-of-Living Adjustments (COLAs): These adjustments are applied annually to account for inflation but only benefit those who became eligible before the current year.
  • Estimating Your PIA: Use the Social Security Administration’s online calculators for an accurate estimate of your PIA, which can be found on your Social Security statement.

Bottom Line

The PIA is a crucial element of Social Security retirement planning. Understanding how it’s calculated can help you make informed decisions about when to start your benefits to maximize your financial security in retirement. By leveraging tools and resources available through the Social Security Administration, you can better estimate your future benefits and plan accordingly. Whether you choose to retire early or delay benefits, knowing your PIA will provide a clearer picture of your financial future.

Try the Calculator

Ready to take control of your finances?

Calculate your personalized results.

Launch Calculator

Frequently Asked Questions

Common questions about the What is Primary Insurance Amount (PIA)?

Your PIA is your base Social Security benefit at Full Retirement Age (FRA). It's calculated using: Your highest 35 years of earnings (adjusted for inflation), Average Indexed Monthly Earnings (AIME...
What is Primary Insurance Amount (PIA)? | FinToolset