How to calculate my FRA benefit amount from my age 70 Social Security payment?
I'm trying to help my uncle understand his Social Security benefits better. He started collecting at exactly age 70 back in 2022 and gets $1250/month. We're trying to figure out what his Full Retirement Age (FRA) amount would have been if he had started at 66 instead of delaying. Is it as simple as dividing $1250 by 1.32? Something tells me the calculation isn't that straightforward with Social Security. Anyone know the proper way to work backwards from an age 70 benefit to determine what the FRA amount would have been? This would really help with some family financial planning we're doing.
19 comments


Eva St. Cyr
It's actually not as simple as dividing by 1.32. The delayed retirement credits are 8% per year after FRA, but they're applied differently than you might think. For someone with FRA of 66, delaying to 70 gives them 4 years of delayed credits, so that's a 32% increase from their PIA (Primary Insurance Amount). So yes, mathematically you would divide $1250 by 1.32 to get the approximate PIA, which would be $946.97. That would be his FRA (66) benefit amount. However, there's one more factor to consider: COLAs (Cost of Living Adjustments) that occurred between his FRA and when he actually claimed at 70. These get applied even if he wasn't receiving benefits yet, so the calculation gets more complex if you want the exact number.
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Nathaniel Mikhaylov
•Thank you! I didn't even think about the COLAs being applied before he started collecting. So the $946.97 is just a rough estimate then? Is there any way to calculate the exact amount, or would he need to contact SSA directly to get that information?
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Kristian Bishop
my aunt did the same thing waiting till 70. pretty sure SSA can tell u the exact number if u call them but GOOD LUCK getting thru lol took her 3 days of calling
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Nathaniel Mikhaylov
•Ugh, that's what I was afraid of. These calculations get so complicated and then trying to speak with someone at SSA is almost impossible these days.
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Kaitlyn Otto
Let me break this down accurately: 1. The 32% increase from FRA (66) to age 70 is correct - it's 8% per year for 4 years. 2. To get a rough estimate, divide $1250 by 1.32 = $946.97 3. BUT this ignores COLAs between his FRA age and when he claimed. For accuracy, you need to know all COLAs between his FRA year and 2022. The actual calculation would be: PIA × (1 + sum of all COLAs between FRA year and 2022) × 1.32 = $1250 Solving for PIA gives you the true FRA amount. You'd need to know what year he turned 66 and then look up all the COLA percentages since then. For example, if he turned 66 in 2018: - 2019 COLA: 2.8% - 2020 COLA: 1.6% - 2021 COLA: 1.3% - 2022 COLA: 5.9% This makes calculating backward much more complex than simple division.
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Nathaniel Mikhaylov
•This is extremely helpful! He turned 66 in 2018, so those COLA percentages are exactly what we need. So if I understand correctly, I'd need to work backwards through all those percentages before doing the 1.32 division? Math was never my strong suit!
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Kaitlyn Otto
Yes, you work backwards. Here's how to calculate it: 1. Start with $1250 (2022 age 70 benefit) 2. Divide by 1.32 to remove delayed credits = $946.97 3. Now remove each COLA working backwards: - Divide by 1.059 (2022 COLA) = $894.21 - Divide by 1.013 (2021 COLA) = $882.73 - Divide by 1.016 (2020 COLA) = $868.83 - Divide by 1.028 (2019 COLA) = $845.17 So his actual PIA at age 66 in 2018 would have been approximately $845.17 per month. The $101.80 difference between our rough estimate ($946.97) and the actual PIA ($845.17) shows why considering COLAs is important for accuracy.
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Nathaniel Mikhaylov
•This is fantastic! Thank you so much for walking me through each step. I'm going to share this with my uncle - he'll be thrilled to know his actual PIA amount. It's nearly $100 less than what we originally calculated, which makes a big difference for planning purposes.
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Axel Far
Wait, I'm confused about something. If he was already 70 in 2022, then he turned 66 in 2018? But doesn't that mean his FRA might actually be 66 and 4 months instead of exactly 66? I think FRA has been gradually increasing for people born after 1954. This might change the calculations slightly, right??
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Kaitlyn Otto
•Good catch! You're absolutely right. If he turned 70 in 2022, he was born in 1952. For people born in 1952, the FRA is 66 years and 0 months. So our calculation using age 66 as FRA is correct. The FRA increases only began affecting people born in 1955 or later (66 and 2 months). Anyone born 1943-1954 has an FRA of exactly 66.
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Jasmine Hernandez
MY SISTER HAD SIMILAR ISSUE and we found out the my social security website shows you what your benefit would have been at different ages. He should be able to log in and see what his 66 amount would have been. So much easier than all these calculations!!!
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Nathaniel Mikhaylov
•That would be much easier! I'll ask if he has an online account set up. I'm not sure he does - he's not very tech savvy. But maybe I can help him create one.
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Luis Johnson
I went through this same problem last year but trying to call SS is almost impossible. I spent days trying and kept getting disconnected. Finally tried Claimyr.com which got me connected to an actual SSA agent in under 20 minutes! They have a phone service that navigates the SSA phone tree for you and calls you back when they reach a real person. Saved me hours of frustration. You can see how it works in their video: https://youtu.be/Z-BRbJw3puU The agent I spoke with was able to tell me exactly what my benefit would have been at different ages, including my FRA amount. Much easier than trying to reverse-engineer the calculations with all the COLAs.
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Kristian Bishop
•does it actually work? ive been trying to reach ssa for a week!! might try this if it rly helps
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Ellie Kim
When I needed my PIA info, I just went to the local SSA office and they printed everything out for me. Showed what I'd get at 62, FRA (which was 66+8mo for me), and 70. No calculations needed. Just sayin there's an easier way if you don't mind waiting at the office for a bit.
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Nathaniel Mikhaylov
•That's a good suggestion too. My uncle lives in a rural area pretty far from the nearest office, so that makes it tough. But maybe next time he's in the city we can schedule an appointment. Seems like there are several options that are better than my amateur calculations!
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Eva St. Cyr
If he's registered on the my Social Security website (SSA.gov), he should be able to view his entire earnings history and benefit estimates. The site will show his PIA (the amount at his FRA) as well as reduced and increased amounts at different claim ages. Alternatively, he can request a Social Security Statement by filing Form SSA-7004, which will show this information. Either option is more accurate than our calculations since SSA has his complete earnings record and can calculate the exact amount.
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Nathaniel Mikhaylov
•I think I'm going to help him set up the online account. Seems like the easiest solution in the long run, and then he'll have access to all his information. Thank you all for the help!
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Beth Ford
Just wanted to add another option that might help - you can also call the SSA automated phone system at 1-800-772-1213 and use the automated service to get some basic benefit information without speaking to a representative. It's available 24/7 and can provide your uncle's current benefit amount and payment history. While it won't give you the detailed breakdown of what his FRA amount would have been, it might give you some additional information to verify your calculations. The automated system is much easier to access than trying to reach a live agent, and it's a good starting point before deciding whether you need to pursue other options like the online account or visiting an office.
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