Missouri Divorce Laws

Divorce Laws in Missouri (MO)

Missouri processes 22,000+ divorces annually. As an equitable distribution state, courts divide marital assets fairly based on multiple factors. Only no-fault divorce is available.

Filing Fee

$135–$225

Residency Req.

90 days

Waiting Period

30 days

Property Type

Equitable

Grounds for Divorce

Missouri is a no-fault divorce state. You do not need to prove wrongdoing by either spouse. The only ground required is that the marriage is irretrievably broken. This is governed by Mo. Rev. Stat. §452.305.

No-fault filing simplifies the process and typically reduces litigation costs significantly.

Property Division

Missouri is an equitable distribution state. This means courts divide marital property in a manner that is fair and equitable, but not necessarily equal. Judges consider factors including length of marriage, each spouse's earning capacity, contributions to marital assets, and the economic circumstances of each party.

The median uncontested divorce in Missouri costs approximately $8,000. Contested cases with significant property disputes average $33,000.

Child Custody

Missouri courts determine custody based on the best interest of the child standard. Courts consider the child’s relationship with each parent, each parent’s ability to provide a stable environment, the child’s adjustment to home and school, and any history of domestic violence or substance abuse.

Missouri uses the Income Shares model. Both parents' incomes are combined, and a state guideline table determines the total support obligation. Each parent's share is proportional to their percentage of the combined income.

Alimony & Spousal Support

Spousal support in Missouri is determined by considering the length of the marriage, each spouse’s income and earning capacity, the standard of living established during the marriage, and each spouse’s contributions (including homemaking). Courts may award temporary, rehabilitative, durational, or permanent alimony depending on the circumstances.

Under Mo. Rev. Stat. §452.305, the court has broad discretion in setting the amount and duration of spousal support. Longer marriages (typically 15+ years) are more likely to result in longer-term or permanent alimony awards.

Filing Requirements & Costs

Residency Requirement90 days
Filing Fee$135–$225
Waiting Period30 days
No-Fault AvailableYes (only option)
Fault Grounds AvailableNo
Child Support ModelIncome Shares
Governing StatuteMo. Rev. Stat. §452.305

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Frequently Asked Questions

How long do you have to live in Missouri to file for divorce?
Missouri requires 90 days of residency before you can file for divorce. Mo. Rev. Stat. §452.305 governs the filing requirements.
Is Missouri a community property or equitable distribution state?
Missouri follows equitable distribution rules, meaning the court divides marital assets fairly but not necessarily equally.
How much does a divorce cost in Missouri?
Filing fees in Missouri range from $135–$225. The median total cost is approximately $8,000 for uncontested divorces and $33,000 for contested cases.
How long does a divorce take in Missouri?
Missouri has a mandatory waiting period of 30 days. Uncontested divorces typically finalize in 2–4 months, while contested cases can take 12–18 months or longer.
How is child support calculated in Missouri?
Missouri uses the Income Shares model, based on both parents' combined income. The formula considers both parents' incomes, number of children, health insurance costs, and childcare expenses.
Can I file for divorce on fault grounds in Missouri?
Missouri is a no-fault divorce state. You do not need to prove fault — irreconcilable differences or irretrievable breakdown of the marriage is sufficient.
How many divorces happen in Missouri each year?
Missouri processes approximately 22,000+ divorces annually, making it important to understand your state's specific rules and formulas.
What should I do first if I'm considering divorce in Missouri?
Start by understanding the three core issues — property division, support/alimony, and custody. Use our free tools to calculate your costs, analyze your situation, and understand your state's specific formulas before spending money on attorney consultations.

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This page provides general information about divorce laws in Missouri and is not legal advice. Laws change frequently — verify current statutes with Mo. Rev. Stat. §452.305 or consult a licensed Missouri attorney. Last reviewed March 2026.