Social Security Spousal Benefit Calculator
Social Security provides a spousal benefit that allows an eligible spouse to collect up to 50% of the worker's primary insurance amount (PIA) when the worker is receiving retirement benefits. The spousal benefit is designed to support households where one spouse has a significantly lower earnings history or no earnings record at all. To receive the full 50% spousal benefit, the claiming spouse must wait until their own full retirement age (FRA), which is 67 for people born in 1960 or later. Claiming before FRA permanently reduces the spousal benefit: the reduction is 25/36 of 1% per month for each of the first 36 months before FRA, and 5/12 of 1% per month for any additional months. Unlike the worker's own benefit, the spousal benefit does not grow with delayed retirement credits beyond FRA, so there is never an advantage to waiting past full retirement age to claim a spousal benefit. If your own earned Social Security benefit exceeds the spousal benefit you would receive, Social Security pays only your own higher benefit. Divorced spouses are eligible for the same spousal benefit if the marriage lasted at least 10 years and they are currently unmarried. Survivor benefits follow different rules and allow up to 100% of the deceased worker's benefit including any delayed retirement credits they earned. This calculator shows your spousal benefit at any claiming age from 62 to 67 and compares it to your own earned benefit.
If the worker's PIA is $2,800, the maximum spousal benefit is --. Claiming at age 67 yields a total spouse benefit of --.
How spousal benefits are calculated
The spousal benefit is based on the worker's Primary Insurance Amount (PIA), which is the benefit the worker receives at their Full Retirement Age. The maximum spousal benefit is 50% of the worker's PIA.
If the spouse has their own earnings record, they receive the higher of: (1) their own benefit at the claiming age, or (2) their own benefit plus a spousal supplement (the difference between 50% of the worker's PIA and their own PIA, reduced for early claiming if applicable).
For early claiming (before the spouse's FRA), the reduction is 25/36 of 1% per month for each of the first 36 months, then 5/12 of 1% per month for additional months before FRA. This creates a permanent reduction in the monthly benefit.
max spousal = worker's PIA * 0.5
months early = FRA * 12 - claiming age * 12
reduction = min(36, months early) * (25/36)% + max(0, months early - 36) * (5/12)%
spousal benefit = max spousal * (1 - reduction)
When to claim spousal benefits: key considerations
The decision to claim spousal benefits at 62, 67, or beyond depends on life expectancy, other income, and the worker's claiming age. Claiming at 62 begins benefits immediately but at a reduced amount (roughly 65% of the maximum). Claiming at FRA (typically 67) receives the maximum spousal benefit (50% of the worker's PIA). Delaying beyond FRA does not increase the spousal benefit.
For most married couples, the optimal strategy depends on whether the spouse's own earned benefit exceeds 50% of the worker's benefit. If the spouse has substantial earnings, their own benefit may be the dominant factor. If the spouse has low earnings, the spousal supplement becomes more valuable, and the claiming timing decision is more critical.
Many financial advisors recommend: if one spouse has substantially higher lifetime earnings, the higher-earner should delay claiming to age 70 (maximizing survivor benefits and their own benefit). The lower-earner can claim their own benefit or spousal supplement at their FRA (67) or as early as 62. This approach maximizes household benefits and survivor protection.
Social Security spousal benefit calculator: frequently asked questions
What is the Social Security spousal benefit?
The spousal benefit allows a married person to receive benefits based on their spouse's Social Security earnings record, even if they never worked or had low earnings. The maximum spousal benefit is 50% of the worker's Primary Insurance Amount (PIA, the benefit the worker receives at their Full Retirement Age). If both spouses have significant earnings records, each receives the greater of their own benefit or 50% of the other's benefit. Divorced people married for 10 or more years can claim spousal benefits on a former spouse's record.
When can I claim my spousal benefit?
You can claim a spousal benefit at age 62 or later, provided the worker (your spouse) is at least age 62 and has applied for benefits, OR the worker is at least age 65 and you are at their Full Retirement Age (FRA). Your FRA depends on your birth year: people born in 1960 or later have an FRA of 67. If you claim before your FRA, your benefit is reduced. The reduction is 25/36 of 1% per month for each month before your FRA up to 36 months; and 5/12 of 1% per month beyond that.
Is there a maximum spousal benefit?
Yes. The maximum spousal benefit is 50% of the worker's PIA at the spouse's Full Retirement Age. This cap applies only to the spousal supplement. If you have your own earnings record producing a benefit higher than 50% of your spouse's PIA, you receive the higher amount, but you do not receive an additional spousal supplement above the 50% cap.
Do spousal benefits increase if I delay claiming past my FRA?
No. Spousal benefits have no delayed retirement credits. The maximum spousal benefit is always 50% of the worker's PIA, received at the spouse's FRA. If you delay claiming past your FRA, your spousal benefit does not increase. Your own earned benefit, however, does grow by 8% per year from age 67 to 70. Therefore, if you have a significant earned benefit, delaying may be beneficial.
How is the spousal benefit reduced for early claiming?
If you claim before your FRA, the reduction is 25/36 of 1% for each of the first 36 months before FRA, then 5/12 of 1% for each month beyond 36 months. For example, if your FRA is 67 and you claim at 62 (60 months early), the reduction is (36 * 25/36) + (24 * 5/12) = 25% + 10% = 35%. So you receive 65% of the maximum spousal benefit.
What if I have my own Social Security benefit?
If you worked and earned your own Social Security benefit, you receive the higher of: (1) your own benefit at your claiming age, or (2) a combination of your own benefit plus any spousal supplement. The spousal supplement is the difference between 50% of your spouse's PIA and your own PIA. However, this rule changed for people born after 1954; if you were born after 1954, you cannot claim only the spousal portion and let your own benefit grow. You receive your own benefit first, plus any spousal supplement, both reduced for early claiming if applicable.
What is the difference between spousal and survivor benefits?
Spousal benefits are payable while both the worker and spouse are alive. Survivor benefits are payable to the spouse (and children) if the worker dies. The maximum survivor benefit for a widow/widower is up to 100% of the worker's benefit, including any delayed retirement credits the worker had earned. Survivor benefits can be claimed at age 60 (50 if disabled), or at any age if caring for a child under 16.
Official sources
- SSA spousal benefits: Applying for spousal benefits.
- SSA survivor benefits: Survivor benefits overview.
- SSA benefit calculators: Official calculators.
- Get your PIA: Create a my Social Security account.
Reviewed by the CalculatorHub team, edited by James Graham, 13 June 2026. See our methodology. General information, not financial advice.