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Debt Split Calculator — Divide Debt in Divorce or Breakup

The average divorcing couple has $145,000 in combined debt, and who gets what depends on whether you are in a community property state or equitable distribution state. Enter every balance, tag who is on the account, and choose a division method. You get a printable breakdown — not a shouting match — to bring to your lawyer or mediator.

50/50 all

Community Prop.

Court decides

Equitable Dist.

$145,000

Avg Marital Debt

Yes

Includes Mortgage

By SplitGenius TeamUpdated February 2026

To split debt in a divorce, list every joint and individual debt, choose a division method (equal 50/50, by account name, or proportional to income), and calculate each spouse's responsibility. For a couple with $250,000 in mortgage debt and $20,000 in credit cards split 50/50: each spouse owes $135,000. Enter your debts below.

Debts

$
$
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3 debts · Assign each debt to Joint, Person 1, or Person 2

Split Method

Every debt is split 50/50 between both people, regardless of whose name it’s in.

Debt Split Methods Compared — $200,000 Total Debt

How $200,000 in mixed debt ($160,000 joint + $25,000 Spouse A + $15,000 Spouse B) divides under each method.

MethodSpouse A PaysSpouse B PaysNotes
Equal 50/50$100,000$100,000All debt split equally
By account holder$105,000$95,000Joint 50/50 + individual stays
Income-based (60/40)$120,000$80,000Higher earner takes more
Community property$100,000$100,000State law mandates 50/50
Equitable (70/30)$140,000$60,000Court considers ability to pay

How This Calculator Works

1

Enter Your Details

Fill in amounts, people, and preferences. Takes under 30 seconds.

2

Get Fair Results

See an instant breakdown with data-driven calculations and Fairness Scores.

3

Share & Settle

Copy a shareable link to discuss results with everyone involved.

Frequently Asked Questions

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How Debt Is Divided in a Divorce

Debt division follows the same legal framework as asset division. The court determines which debts are marital (incurred during the marriage for joint benefit) and which are separate (pre-marriage or solely for one spouse's benefit). Marital debts get divided between both spouses. Separate debts stay with whoever incurred them.

The biggest factor is your state. The U.S. uses two competing systems — community property and equitable distribution — and the one your state follows changes everything about how debt gets assigned.

Community Property vs Equitable Distribution States

Community Property (50/50)Equitable Distribution (Fair, Not Equal)
Arizona, California, Idaho, Louisiana, Nevada, New Mexico, Texas, Washington, WisconsinAll other 41 states plus Washington D.C.
All marital debt is split exactly 50/50 regardless of who incurred it or who earned more.A judge weighs income, earning capacity, marriage length, who benefited from the debt, and each spouse's ability to pay. The split can be 60/40, 70/30, or any ratio the court deems fair.

Alaska and Tennessee allow couples to opt into community property through a written agreement but default to equitable distribution.

Types of Marital Debt

Not all debts are treated equally in divorce. Understanding the categories helps you anticipate how a court might assign responsibility:

  • Mortgage debt. Usually the largest liability. If one spouse keeps the home, they typically refinance the mortgage into their name alone. If the home is sold, proceeds pay off the mortgage first and remaining equity (or remaining debt) is divided.
  • Credit card debt. Joint credit cards are marital debt. Individual cards used for household expenses (groceries, kids' clothes) are generally marital too. Individual cards used for purely personal spending may be assigned to the cardholder.
  • Auto loans. The spouse who keeps the car usually takes the loan. If you co-signed, you're liable until the loan is refinanced or paid off — regardless of what the divorce decree says.
  • Student loans. This varies significantly by state. In community property states, student loans taken during the marriage are marital debt. In equitable distribution states, courts often assign student loans to the spouse who got the degree, since they received the earning benefit.
  • Medical debt. Generally treated as marital debt if incurred during the marriage, since both spouses benefit from each other's health.
  • Tax debt. Back taxes from joint returns are typically joint responsibility. If one spouse hid income or filed fraudulently, the “innocent spouse” rule may provide relief.

Protecting Your Credit During Divorce

Your divorce decree does not override your credit agreements. If your ex is ordered to pay a joint credit card and stops making payments, your credit score takes the hit. Creditors sue both names on the account.

  • Close joint accounts immediately. Call every credit card company and request that the account be closed or frozen to new charges. Pay down the balance and split it.
  • Refinance joint loans. Get the mortgage, auto loan, and any co-signed debt into one name. If you can't refinance, sell the asset and pay off the debt.
  • Monitor your credit report. Pull free reports from all three bureaus at annualcreditreport.com. Set up alerts for any new accounts or missed payments.
  • Document everything. Keep records of who paid what and when. If your ex misses payments on debt they were assigned, you'll need evidence to take them back to court.
  • Remove authorized users. If your spouse is an authorized user on your credit cards (or vice versa), remove them immediately to prevent new charges.

When to Hire a Financial Advisor for Divorce Debt

You need professional help when:

  • Total marital debt exceeds $100,000. The stakes are too high for guesswork. A Certified Divorce Financial Analyst (CDFA) specializes in exactly this.
  • One spouse controlled all the finances. If you don't know the full picture of debts, a financial advisor can help you uncover hidden liabilities.
  • There's a business involved. Business debt commingled with personal finances requires forensic analysis to separate.
  • You're considering bankruptcy. Filing before or after divorce has different implications. A financial advisor can model both scenarios.
  • The income gap is significant. When one spouse earns substantially more, an income-proportional split may be fairer than 50/50. An advisor helps build the case.

A CDFA typically charges $150–$350 per hour. For a complex divorce, expect $3,000–$7,000 total. Compare that to the cost of a bad settlement — overpaying $500/month on debt you shouldn't owe costs $6,000 per year.

For dividing assets like the home, retirement accounts, and investments, use our divorce asset split calculator. For splitting inherited property among family members, try the inheritance split calculator.