Social Security Survivor Benefit Calculator
Both records, and when the survivor would claim
Your result will appear here
Fill in the fields and this updates as you type.
Know what this estimate is based on
- Jurisdiction
- United States — Internal Revenue Code contribution, distribution and early-withdrawal rules, and Social Security Act benefit rules
- Rules and time period
- Contribution limits, catch-up amounts, income phase-outs and RMD ages are the ones the calculator names. IRS dollar limits are re-set every year and Social Security amounts change each January, so check the year shown before relying on a figure.
- Scope and limitations
- Long-range scenario, not a guarantee or a distribution instruction. Returns, inflation, fees, taxes, Social Security, withdrawal order, sequence risk and longevity can each change the result materially, and plan documents can be stricter than the statutory maximum.
- Source links checked
- Sep 19, 2026
Built and regression-tested by Smart Tools Lab. It has not been individually reviewed by a licensed financial, tax, or legal professional.
How to use
- 01
Enter the deceased worker's monthly benefit at their full retirement age. A survivor benefit is built on up to all of that figure, not half of it, and the widow's limit that protects a survivor whose spouse claimed early is a share of it too.
- 02
Enter what they were actually receiving each month, or leave it at zero if they had not claimed yet. This is the field that turns the 82.5% widow's limit on: it reaches only a worker whose own benefit was reduced for claiming early, so with nothing entered — or with a figure at or above their full benefit — no limit applies at all and the survivor benefit is built on the full one.
- 03
Enter the survivor's own monthly benefit at their own full retirement age. The household keeps the larger of the two streams and loses the smaller one outright — this field is what decides which is which, and what the household is left with.
- 04
Enter the months before their own full retirement age the survivor would claim. Zero means claiming at full retirement age and 84 means age 60, the earliest a survivor benefit can start; the field is held there automatically if you enter more.
- 05
Check the statutory row — the 82.5% widow's limit, a survivor full retirement age of 67, an earliest age of 60, and a 28.5% total reduction at that earliest age — then read the table, which prints the survivor benefit and the survivor's own benefit side by side at every age and names the larger.
Formula
Reduction base = the greater of the worker's full-retirement-age benefit and the check they were actually drawing, so a worker who delayed passes their credits through. Age-reduced benefit = reduction base × (1 − 28.5% × months claimed early ÷ the months from age 60 to the survivor's full retirement age). Survivor benefit = the lesser of that figure and the widow's limit, where the widow's limit is the greater of what the worker was receiving and 82.5% of their full-retirement-age benefit — and applies ONLY where the worker's own benefit was reduced for claiming early. The order is the whole of it: 42 U.S.C. 402(e)(2)(D) tests the widow's benefit as determined after application of subsection (q), which is the age reduction, so the reduction comes first and 82.5% is a ceiling on the result rather than a floor under it (POMS RS 00615.320 A.3 applies it after reduction for age as well). Capping first and reducing afterwards understates a survivor claiming at 60 by about 21%. The reduction itself is linear across the span rather than a rate per month, which is what makes it different from the retirement reduction. It stops at full retirement age: there are no delayed credits on a survivor benefit. The survivor's own benefit runs on the ordinary retirement schedule — 0.5556% a month for the first 36 early, 0.4167% beyond, and 8% a year for delay to 70 — and the household keeps whichever stream is larger, never both.
Example
A worker with a $2,404 benefit at full retirement age who claimed at 62 and was receiving $1,683, a survivor with a $1,400 record of their own, claiming 84 months early at age 60. The age reduction runs first and it runs on the worker's $2,404: the full 28.5% leaves $1,719, which is 71.5% of $2,404 and 86.7% of what the same claim would pay at 67. The widow's limit is the greater of the $1,683 the worker was drawing and 82.5% of $2,404, which is $1,983 — and $1,719 is already below it, so at 60 the limit does not bind and the worker's early claim costs this survivor nothing. It bites from 63, where the unreduced figure would have climbed past $1,983 and is held there; at 67 the survivor draws $1,983 against the $2,404 the same record would have paid had the worker waited, so the early claim costs $421 a month from that age. The household drops from $3,083 a month to $1,983, a 36% cut. Of the two switching routes, taking the survivor benefit now at $1,719 and growing their own record to 70 ends at $1,736; taking their own at 62 and switching at 67 ends at $1,983.
Definitions
- Widow's limit (RIB-LIM)
- The ceiling that stops a worker's early claim from following a survivor for life. Where the worker claimed early, the survivor's benefit — after the survivor's own age reduction, not before it — is held to no more than the greater of what the worker was receiving and 82.5% of their full-retirement-age benefit. 42 U.S.C. 402(e)(2)(D); POMS RS 00615.320 A.3.
- Entitlement base
- The most the survivor benefit can ever be: what it pays at the survivor's own full retirement age, once the widow's limit has been applied. Below that age the check is a share of the worker's own benefit rather than a share of this figure.
- Lump-sum death payment
- A one-time $255 payment to a spouse living in the same household, or failing that to eligible children. Set in 1954 and never indexed; it must be claimed within two years of the death.
Good to know
One check stops, and the bills do not halve
The first thing to understand about a survivor benefit is what happens to the other one. A married couple drawing two Social Security checks becomes, at the first death, a household drawing one — the larger of the two, kept in full, with the smaller one stopping the month of death. There is no adding, no partial continuation, no averaging. On the example figures a household receiving $1,683 and $1,400 a month, $3,083 between them, is left with $1,983: a drop of $1,100 a month, or 36% of its Social Security income. Very little on the expenses side falls by 36%. Property taxes, insurance, utilities, the mortgage and most of the household's fixed costs are unchanged, and Medicare premiums fall by exactly one person's worth. Two tax changes land in the same period and compound it. The survivor files jointly for the year of the death itself and single from the following year, moving to narrower brackets and roughly half the standard deduction — and the same shift to single thresholds then applies to the tax on benefits, which can push a larger share of a smaller benefit into taxable income. There is a lump-sum death payment of $255, payable to a spouse living in the same household or, failing that, to eligible children. It was set in 1954 and has never been indexed, so it is a formality rather than a plan, but it must be claimed within two years of the death and is easily forgotten in a year when nothing is easy.
The 82.5% ceiling, and why its order is the point of the page
A survivor is entitled to what the deceased worker's record produces — up to all of it, rather than the half a spousal benefit pays. Stated baldly the rule looks brutal for a household where the higher earner claimed at 62: their check was permanently reduced by 30%, and the reduction appears to follow the survivor for the rest of their life. It does not, because of a rule that almost no calculator models and that has no memorable name outside SSA's own manuals, where it is the widow's limit, or RIB-LIM. And the half that is most often got backwards is not the 82.5% but the ORDER it is applied in. Under 42 U.S.C. 402(e)(2)(D) the widow's benefit is tested as determined after application of subsection (q) — subsection (q) being the reduction for the survivor's own age — against the deceased's own reduced benefit and 82.5% of their primary insurance amount, and is held down to the greater of those two. POMS RS 00615.320 A.3 says it the same way, applying the limit after reduction for age. So the age reduction comes FIRST and 82.5% is a CEILING on the result, not a floor under it. Work it through on the example figures. The reduction runs on the worker's own $2,404, so a survivor claiming at 60 takes the whole 28.5% and reaches $1,719. The ceiling is the greater of the $1,683 the worker was drawing and 82.5% of $2,404, which is $1,983 — and $1,719 is already under it, so at 60 the worker's early claim costs this survivor nothing whatsoever. The ceiling only starts to bite as the survivor nears their own full retirement age: by 63 the age-reduced figure has climbed past $1,983 and is held there, and at 67 the survivor draws $1,983 instead of the $2,404 the same record would have paid had the worker waited — $421 a month. That is where the damage from an early claim actually lands: on a survivor who waits, not on one who claims at 60. Run the arithmetic the other way round, capping at $1,983 and then cutting 28.5% off THAT, and a survivor claiming at 60 is told $1,418 — roughly $300 a month too little, for life. Two cases need no ceiling at all, and the reason is in the statute rather than in the arithmetic. A worker who DELAYED past full retirement age was receiving more than their primary insurance amount, so the age reduction runs on that larger figure and the survivor inherits the delayed credits — a worker who reached $2,981 at 70 leaves a survivor entitled to $2,981 at full retirement age. And a worker who died before claiming leaves the full primary insurance amount, because 402(e)(2)(D) reaches only a worker whose own benefit was REDUCED for age. The tell that 82.5% is a ceiling is that it appears as a cap taken after the reduction and on that one branch only, rather than as a single greater-of wrapped around all three cases.
The one place where the order still matters
Deemed filing — the rule that filing for one retirement benefit files you for all of them — does not reach survivor benefits. That makes this the last corner of Social Security in which the ORDER of claiming is a genuine, live choice rather than a strategy that was closed in 2015. A survivor with a record of their own has two routes, and the page computes both on every run rather than picking one. Route A takes the survivor benefit as early as 60 and lets their own record grow untouched to 70: $1,719 a month for ten years, then $1,736 for life. Route B takes their own reduced benefit at 62 and switches to the full survivor benefit at full retirement age: nothing for the first two years, $980 for the next five, then $1,983 for life. On these figures Route B ends $247 a month higher, but "ends higher" is not the same as "is better": Route A pays the whole $1,719 across the two years Route B pays nothing, and $739 a month more across the five years from 62 to 67, before falling $264 a month behind from 67 and $247 from 70. How that trade resolves depends on how long the survivor lives and what they need in their sixties. The reduction schedules differ too, and the survivor one is unusual. A survivor benefit claimed at the earliest age is reduced by 28.5% in total, and that total is spread evenly across the months from 60 to full retirement age — a linear taper rather than the rate-per-month schedule that applies to retirement benefits. It also stops at full retirement age in the other direction: there are no delayed retirement credits on a survivor benefit, so waiting past that age adds nothing, which is exactly why Route B switches at 67 and not later.
Who qualifies, when, and the traps around the edges
Eligibility is wider than most people assume. A widow or widower married at least nine months qualifies from age 60, from 50 if disabled, and at any age at all while caring for the worker's child who is under 16 or disabled. A surviving divorced spouse qualifies on a marriage that lasted ten years, on the same terms and without any effect on what a current spouse receives. The worker's children under 18 qualify in their own right, and the family maximum can bind where several beneficiaries draw on one record at once. Remarriage is the trap, and it is a cliff rather than a slope: remarrying before 60 ends the survivor benefit outright, remarrying at 60 or later does not touch it. A wedding date a few months either side of a sixtieth birthday is therefore worth five or six figures, which is not a sentence anyone expects to read but is exactly what the rule says. Two more edges. A survivor claiming at 60 is very often still working, and the retirement earnings test applies to a survivor benefit exactly as it applies to a retirement one — benefits are withheld above the annual limit, and, as on the earnings-test page, the withheld whole months are credited back in a recomputation at full retirement age rather than forfeited. And a worker who died after their own full retirement age may have accrued delayed credits up to the month of death that this page does not add for you; if that is your case, check the award notice or SSA's own figure rather than relying on the estimate here.
Frequently asked questions
How much does a widow or widower actually get?
Up to 100% of the worker's benefit at their OWN full retirement age — not the 50% a spousal benefit pays, and not the reduced check they were drawing if they claimed early. If the worker had delayed past full retirement age the survivor inherits those delayed credits too, so the base can be larger still. On the page's example the worker was receiving $1,683 and the survivor is entitled to $1,983 at full retirement age, which is 118% of the worker's own check: the reduction runs on their $2,404, and only the 82.5% widow's limit holds the result down. Claiming before the survivor's own full retirement age reduces it, on a schedule that is genuinely different from the retirement one: the total reduction at the earliest age is 28.5%, spread evenly across the months from 60 to full retirement age rather than charged at a rate per month. It runs on the worker's own figure, so on the page's example the check is $1,719 at 60 against $1,983 at 67 — the later figure being the one held down by the widow's limit, not the earlier one.
My spouse claimed at 62. Am I stuck with their reduced check forever?
No — this is the rule almost every calculator leaves out, and it protects you more than the headline suggests. The reduction for your own age runs on the worker's FULL benefit, not on the reduced check they were drawing, and the widow's limit is then a ceiling on the result: no more than the greater of what the worker was receiving and 82.5% of their full-retirement-age benefit. On the page's $2,404 full benefit that ceiling is $1,983. Claim at 60 and the age-reduced figure is $1,719, already under it, so the worker's early claim costs you nothing at all at that age. The ceiling starts to bite as you approach your own full retirement age: at 67 you draw $1,983 rather than the $2,404 the same record would have paid had the worker waited, which is $421 a month. So an early claim by the higher earner damages a survivor who waits, not one who claims at the earliest age.
Do survivor benefits earn delayed retirement credits?
No. A survivor benefit stops growing at the survivor's own full retirement age, and waiting past it earns nothing — which is why the table on this page ends there. The credits that do reach a survivor are the WORKER's: a higher earner who delayed to 70 leaves a survivor benefit built on the larger check they were receiving, credits and all. That asymmetry is the whole argument for the higher earner in a couple delaying: the credits do nothing for a spousal benefit while both are alive and everything for the survivor benefit afterwards.
Can I take one benefit now and switch to the other later?
Yes, and this is the one place left in Social Security where the order is a genuine choice, because deemed filing does not reach a survivor benefit. Two routes, both computed on the page. Take the survivor benefit at 60 and let your own record grow to 70: $1,719 a month for ten years, then $1,736. Or take your own at 62 and switch to the full survivor benefit at 67: nothing for two years, $980 for five, then $1,983. On these figures the second route ends $247 a month higher — but which wins overall also depends on how many years each pays the smaller amount first, so read the ending figures alongside the years.
What does the household actually lose?
The smaller check, in full and immediately. Two checks worth $3,083 a month become one worth $1,983 — a drop of $1,100, or 36% of the household's Social Security income — while very few of the household's costs halve. Two things land in the same period and are worth planning for: the survivor files jointly for the year of death and single from the next, on narrower brackets and a lower standard deduction, and the same single thresholds then apply to the tax on benefits. There is also a one-time lump-sum death payment of $255, unchanged since 1954, which must be claimed within two years.
Who qualifies, and does remarrying end it?
A widow or widower married at least nine months qualifies from age 60, or from 50 if disabled, or at any age while caring for the worker's child who is under 16 or disabled. A surviving divorced spouse qualifies on a marriage that lasted ten years. The worker's children under 18 qualify in their own right. On remarriage the rule is a cliff rather than a slope: remarrying before 60 ends the survivor benefit, remarrying at 60 or later does not touch it — which is worth knowing before a wedding date is set.