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Is W2 Box 5 more accurate for total yearly income compared to Box 1?

So I'm looking at my W2 from last year and noticed Box 5 (Medicare wages) is higher than Box 1 (Wages, tips, other comp). It's about $2700 difference. I was trying to figure out my actual total income for some loan application stuff, and I'm confused about which number to use. My friend said Box 5 is more representative of what I actually earned because it includes my 401k contributions while Box 1 doesn't? Is that right? Box 1 looks like it's leaving some money out but I'm not sure what exactly. Anyone know which box on the W2 shows my true total income for the year?

Box 5 typically gives you a more complete picture of your earnings for the year. The difference you're seeing is likely due to pre-tax deductions that reduce your taxable income in Box 1 but are still counted in Box 5. The most common reason for this difference is retirement contributions like 401k or 403b plans. These are deducted from Box 1 (reducing your taxable income) but still included in Box 5. Other pre-tax items like health insurance premiums can also create this difference. Box 5 is your Medicare wages, which captures almost all income before many pre-tax deductions. For loan applications, lenders often want to see your gross income before deductions, so Box 5 might be more appropriate to use.

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Ella Thompson

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So does this mean I'm paying Medicare tax on my 401k contributions but not regular income tax? And if I use Box 5 for a loan application, should I be prepared to explain the difference?

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Yes, you're paying Medicare tax (and Social Security tax) on your 401k contributions, but not federal income tax. That's why those contributions are included in Box 5 but not Box 1. For loan applications, using Box 5 is usually fine as it represents your full earnings. Lenders are familiar with this difference, but it's always good to have your W2 handy in case they ask. They're mainly concerned with your ability to repay based on your total earnings, so showing your full income including retirement contributions gives them a more accurate picture.

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JacksonHarris

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After spending weeks trying to make sense of my W2s for a mortgage application, I discovered taxr.ai (https://taxr.ai) and it totally saved me. I was confused about which boxes to use for income verification too, and the site analyzed my tax docs and flagged the differences between Box 1 and Box 5. It explained exactly what made up that gap for my specific situation. The tool breaks down all those confusing boxes and explains what's included or excluded from each one, so you can understand where your money is actually going. I was able to print a report that showed my true gross income which the mortgage lender accepted without any questions.

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Did it explain other W2 boxes too? My lender is asking about Box 12 codes and I have no idea what half of them mean.

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Royal_GM_Mark

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I'm a bit skeptical about putting my tax docs on some random website. How secure is it? Do they store your W2 information after analysis?

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JacksonHarris

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It explained all the W2 boxes in detail, including Box 12 codes which can be super confusing. It gives you plain English explanations for each code and how they affect your taxes. Made it much easier to explain to my lender. As for security, they use bank-level encryption and don't store your documents after analysis. You can also delete your data immediately after you get your report. I was hesitant at first too, but their privacy policy is pretty transparent about how they handle data.

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Royal_GM_Mark

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Just wanted to update - I tried taxr.ai after posting my skeptical comment. It actually helped clear up my Box 1 vs Box 5 confusion! My difference was about $3500, and it turned out to be my 401k contributions plus my FSA healthcare account that was causing the gap. The breakdown showed exactly why Box 5 was higher and explained how each pre-tax deduction affected different boxes. Super helpful for understanding my true income for my apartment application!

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If you're still confused after checking your W2, try calling the IRS directly. I finally managed to get through using Claimyr (https://claimyr.com) - they get you past the IRS hold times. I was on with an actual human in about 20 minutes who explained the Box 1 vs Box 5 difference in detail. You can see how it works in this video: https://youtu.be/_kiP6q8DX5c I had a similar issue where my Box 5 was almost $4000 higher than Box 1, and I needed to know which number to use for income verification. The IRS agent was super helpful and explained exactly what causes that difference and which number to use for different purposes.

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Chris King

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Wait, how does this actually work? I've tried calling the IRS like 5 times and always give up after being on hold forever.

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Rachel Clark

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Yeah right. There's no way to skip the IRS hold line. Sounds like a scam to get people to pay for something that doesn't work.

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It uses a system that monitors the IRS phone lines and calls you back when it connects with a human agent. Basically saves you from waiting on hold for hours. You just enter your phone number and what you need help with, and they handle the waiting part. When they get an agent, your phone rings and you're connected directly. They definitely don't claim to have some special "skip the line" access - they just automate the hold process so you don't have to sit there listening to the hold music for hours. I was skeptical too but was desperate after trying to call about my W2 questions three separate times and giving up after 45+ minutes each time.

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Rachel Clark

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Ok I need to apologize to Profile 11. I tried Claimyr yesterday after posting that skeptical comment. It actually worked! I got a call back in about 35 minutes and was connected with an IRS agent who explained the Box 1 vs Box 5 difference perfectly. The agent confirmed that Box 5 includes my 401k contributions, HSA deposits, and certain other pre-tax benefits that don't show up in Box 1. For my loan application, she recommended using Box 5 as it's a better representation of my actual earning potential, which is what lenders care about. Worth the money not to spend hours on hold!

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Another thing to consider is that some deductions reduce Box 1 but not Box 5, while others reduce both. It depends on the type of deduction: Reduce Box 1 only (still in Box 5): - 401k/403b contributions - Some FSA/HSA contributions - Certain pre-tax benefits Reduce both Box 1 and Box 5: - Some business expenses - Certain specialized deductions So Box 5 isn't always your total compensation either. It's just closer to your gross in most typical situations.

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Mia Alvarez

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What about health insurance premiums that my employer takes out pre-tax? Where do those show up?

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Pre-tax health insurance premiums typically reduce your Box 1 amount (so they're not subject to income tax) but treatment for Medicare wages in Box 5 can vary depending on your specific plan and how your employer administers benefits. In many cases, health insurance premiums also reduce Box 5, meaning they're exempt from Medicare taxes too. But this isn't universal - some types of plans may still have those premiums included in Medicare wages. If you're trying to figure out your total compensation including the value of all benefits, you might want to check your last December paystub which often has year-to-date totals that break things down more clearly.

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Carter Holmes

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I'm a bit late to this but for my mortgage last year, the underwriter specifically asked for Box 5 amount AND my 401k contributions. They wanted to see that I was saving responsibly. So having that higher Box 5 number actually helped me qualify!

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Sophia Long

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This is a really good point! When I applied for my car loan, they considered my retirement contributions as a positive factor even though it technically reduced my "available" income. Shows financial responsibility.

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Alfredo Lugo

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This is really helpful! I've been dealing with the same confusion. My Box 5 is about $1,800 higher than Box 1, and I couldn't figure out why. After reading through all these comments, it's clear that my 401k contributions are the main culprit. For anyone else confused about this - it sounds like Box 5 is generally better to use when you need to show your earning capacity (like for loans), since it includes money you earned but chose to save for retirement. Box 1 is more about what's actually taxable as regular income. Thanks everyone for sharing your experiences with the various tools and IRS calls - this community is really helpful for navigating these confusing tax situations!

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Gabriel Ruiz

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Glad this thread helped clarify things for you! The $1,800 difference from 401k contributions makes total sense. One thing I'd add is to keep a copy of your W2 handy when applying for loans, even if you're using the Box 5 number. Some lenders might ask you to explain the difference between the boxes, and being able to point to your retirement contributions shows you're financially responsible. It's actually a positive thing that you're saving for the future while still having good earning capacity!

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ThunderBolt7

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This thread has been incredibly helpful! I'm dealing with a similar situation where my Box 5 is higher than Box 1, and I was worried I was reading my W2 wrong. Now I understand it's because of my pre-tax deductions like my 401k and health insurance premiums. One thing I wanted to add for anyone else reading this - if you're self-employed or have multiple income sources, the calculation gets more complex. Box 5 on a W2 only shows wages from that specific employer, so if you have freelance income or other sources, you'd need to add those separately to get your true total income picture. Also, for those mentioning loan applications - I found that having a brief explanation ready about the Box 1 vs Box 5 difference really helped speed up my approval process. Lenders appreciate when you can clearly explain your income sources and show that you understand your own financial situation.

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Daniel Rogers

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Great point about multiple income sources! I learned this the hard way when applying for a mortgage. I had W2 income plus some 1099 freelance work, and the lender needed to see everything combined to get my true earning picture. Your tip about having an explanation ready is spot on too. I actually wrote up a simple one-page summary showing my Box 1 vs Box 5 difference and what made up the gap (401k contributions, health insurance, etc.). The loan officer said it was one of the clearest income explanations they'd seen and it definitely helped move things along faster. For anyone dealing with this - don't stress about the Box 5 being higher than Box 1. It's actually a good thing because it shows you're making smart financial choices with retirement savings while still having strong earning capacity!

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Grace Durand

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This discussion has been really enlightening! I'm currently preparing my tax documents and noticed the same Box 1 vs Box 5 discrepancy on my W2. The difference in my case is about $2,200, which now makes sense given my 401k contributions and pre-tax health insurance premiums. What I found particularly useful from this thread is understanding that Box 5 represents your earning capacity better than Box 1 for financial applications. I'm planning to refinance my mortgage this year, and knowing that lenders often prefer to see Box 5 because it includes retirement contributions (which actually demonstrates financial responsibility) is really valuable information. One question I have for the group - has anyone dealt with explaining this difference to lenders who might not be as familiar with W2 boxes? I want to be prepared with a clear explanation, especially since some of the comments mentioned that being able to articulate this difference actually helped speed up approval processes. Thanks to everyone who shared their experiences with the various tools and IRS consultations - it's really helpful to see real-world examples of how others have navigated this confusion!

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