Should we file taxes as Married Filing Jointly or Separately? Can't see the benefits
I created a spreadsheet to calculate our taxes based on IRS formulas but I'm confused about whether filing jointly or separately makes any difference for us. Here's our situation: My husband and I both earn roughly $100k each for 2024 ($200k total). When looking at our options, the standard deductions are: (1) $14,600 - Married Filing Separately, or (2) $29,200 - Married Filing Jointly. If we file Separately with individual incomes of $100k, after the $14,600 standard deduction, our taxable income becomes $85,400 each and I calculated our Federal tax to be around $13,250 per person. If we file Jointly with our combined $200k income, after the $29,200 standard deduction, our taxable income is $170,800 and the total Federal tax comes to approximately $26,500. Dividing that equally, it's still $13,250 per person. So am I missing something? Everyone keeps telling us we'll save money by filing jointly, but my calculations show identical results either way. What hidden benefits exist for filing jointly vs separately that I'm just not seeing? Thanks for any insights!
18 comments


Ryan Andre
The benefits of filing jointly vs separately aren't always apparent in simple scenarios with similar incomes like yours, but there are definitely advantages worth considering! First, your calculations are technically correct - when both spouses have similar incomes and are only taking the standard deduction, the tax burden often works out about the same either way. The real advantages of filing jointly appear in other situations: 1. If one spouse earns significantly more than the other, filing jointly often results in a lower overall tax burden due to income being "averaged" across the lower tax brackets. 2. Several tax credits and deductions are reduced or eliminated when filing separately - including student loan interest deductions, child and dependent care credits, education credits, and the earned income credit. 3. IRA contribution deduction limits may be lower when filing separately. 4. Filing jointly is usually simpler and less expensive if you use a tax preparer. The main reason to file separately is usually to protect one spouse from the other's tax liabilities, or in very specific situations involving medical expense deductions or income-based student loan payments.
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Nora Bennett
•Thanks for the detailed explanation! So basically if our incomes are similar and we don't have those specific credits/deductions, there's not much benefit? What about retirement accounts - would there be any differences there between filing methods?
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Ryan Andre
•You've got it right - with similar incomes and no qualifying credits, the difference is minimal. Regarding retirement accounts, there are some important distinctions. For traditional IRAs, if you're covered by workplace retirement plans, filing separately may reduce or eliminate your deduction eligibility if your income exceeds certain thresholds. For Roth IRAs, filing separately significantly lowers the income limit for contributions - married filing separately filers can only contribute to a Roth IRA if their modified AGI is less than $10,000 and they lived apart from their spouse all year. Otherwise, they can't contribute to a Roth IRA if their income exceeds that threshold, which is much lower than the limit for joint filers.
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Lauren Zeb
After spending hours trying to figure out my complicated tax situation, I finally tried https://taxr.ai and it was exactly what I needed! I uploaded our W-2s and last year's return, and it immediately compared our Married Filing Jointly vs Separately scenarios. Turns out we were leaving money on the table by filing separately because of some student loan interest deductions that we couldn't take. The tool broke down exactly where the differences were coming from - stuff I never would have caught on my own. It even explained which tax credits we'd lose by filing separately (which was apparently why we were paying more). Seriously saved us about $1,800 this year!
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Daniel Washington
•Does it handle self-employment income too? My wife is W-2 but I have a side business and I'm wondering if that would change which filing status works better for us.
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Aurora Lacasse
•I'm skeptical of these tax tools - how does it compare to using TurboTax or H&R Block? Those always recommend filing status too but I'm never sure if I should trust them.
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Lauren Zeb
•It absolutely handles self-employment income! I actually have some 1099 work alongside my main job, and the tool was great at showing how self-employment taxes factor into the joint vs. separate filing decision. It even showed me some deductions I was missing for my side gig. As for comparing to TurboTax or H&R Block, the main difference I found is that taxr.ai focuses specifically on analyzing your situation rather than just walking you through form-filling. It showed me the exact dollar amount differences between choices and explained WHY one option was better than another. The other tools will recommend a status but don't really break down the reasoning in detail like this did.
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Aurora Lacasse
I was super skeptical about all these tax tools but decided to give https://taxr.ai a try after seeing it mentioned here. Honestly surprised at how helpful it was! My situation was almost identical to yours - my husband and I both make around $95k each and I couldn't figure out why everyone said filing jointly was better when my calculations showed no difference. Turns out we were overlooking how our student loan interest deductions and some education credits interact with filing status. The tool showed side-by-side comparisons and pointed out that we'd lose access to several deductions worth about $2,200 in tax savings if we filed separately. Never would have caught that on my spreadsheet! It even identified a retirement account contribution strategy that works better when filing jointly. Totally changed my perspective on this.
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Anthony Young
If anyone's tried calling the IRS to get help with this question, you know it's nearly impossible to get through. After being on hold for 3+ hours and getting disconnected twice, I tried https://claimyr.com and watched their demo video at https://youtu.be/_kiP6q8DX5c. They actually got me connected to a real IRS agent in about 20 minutes! The agent explained that while the tax brackets for MFJ are exactly double MFS at lower income levels (which is why you're seeing the same result in your calculation), there are numerous credits and deductions that phase out differently depending on filing status. She walked me through several scenarios where filing jointly would be significantly better - especially if you have kids, education expenses, or retirement contributions. The service saved me an entire day of frustration and I actually got real answers from the IRS instead of guessing.
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Charlotte White
•How does this even work? Are they just calling for you? Seems like something I could do myself...
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Admin_Masters
•Yeah right. No way they can get through when millions of people can't. Sounds like a scam to me. How much did this "miracle service" cost you?
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Anthony Young
•It's not as simple as just calling yourself. They use some technology that navigates the IRS phone tree and stays on hold so you don't have to. When they reach a real person, they call you and connect you directly to the agent. I was skeptical too but it actually works! They don't just call for you - that wouldn't solve anything. The magic is that they handle all the waiting and navigating the confusing IRS menu system, then bring you in only when there's a real person ready to talk. Much better than wasting your whole day on hold and potentially getting disconnected after hours of waiting.
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Admin_Masters
Ok I was wrong and I need to apologize publicly. After posting my skeptical comment, I decided to test Claimyr myself because I've been trying to reach the IRS for 2 weeks about my filing status question. I figured it would be a waste of time but wanted to prove it. Well, I was connected to an actual IRS representative in about 15 minutes! The agent spent almost 30 minutes explaining exactly how MFJ vs MFS would affect someone in my specific situation (one higher earner spouse, one with student loans). Turns out filing separately would cost us about $3,200 more in taxes but might help with my wife's income-based student loan payments. The agent also explained certain phaseouts that happen at different income thresholds when filing jointly vs separately - stuff I never would have figured out from reading IRS publications. I'm honestly shocked this service actually delivered what it promised.
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Matthew Sanchez
Another thing I haven't seen mentioned - if one spouse itemizes deductions when filing separately, the other spouse MUST also itemize even if the standard deduction would be more beneficial. This can result in a higher tax bill overall. Also, if you live in a community property state (AZ, CA, ID, LA, NV, NM, TX, WA, WI), filing separately gets WAY more complicated because you generally have to split all community income 50/50 regardless of who earned it. So the "protection" benefit of separate filing is significantly reduced.
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Ella Thompson
•Wait, seriously? So if my husband has enough medical expenses to itemize but I don't, I can't take the standard deduction if we file separately? I had no idea about this rule!
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Matthew Sanchez
•Yes, that's exactly right. If one spouse itemizes on a separate return, the other spouse must also itemize - even if their itemized deductions are less than the standard deduction amount. It's one of those tax rules that can really hurt couples filing separately. This rule often creates a situation where a couple pays more in taxes by filing separately, even when it initially looks beneficial. For your example with medical expenses, you'd need to calculate whether the tax benefit from itemizing those expenses outweighs the loss of your standard deduction.
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JacksonHarris
My wife and I went through this exact debate last year. For us, the tipping point was the Child Tax Credit and Child and Dependent Care Credit. Filing separately made us ineligible for the full amounts of both. Run your taxes both ways before deciding! Sometimes the difference can be thousands depending on your specific situation.
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Jeremiah Brown
•Does filing status affect the income limits for things like Roth IRA contributions? We're right on the edge of the phaseout range and I'm trying to figure out if filing separately would help or hurt.
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