Many people believe that if a couple lives together long enough, they automatically become legally married. This idea often leads to confusion about common law marriage, especially in states like California. If you live with a partner in California, you might wonder whether the law considers you married after a certain number of years.
The short answer is simple: California does not recognize common law marriage created within the state. But the full story is a little more complex. In this article, we will explain what common law marriage is, whether it exists in California, how it affects couples who live together, and what legal rights unmarried partners may have.
What Is Common Law Marriage?

A common law marriage is a type of legal marriage that happens without a formal ceremony or marriage license. Instead of getting married through traditional paperwork, a couple becomes legally married after meeting certain requirements.
In states that allow common law marriage, couples typically must:
- Live together for a period of time
- Present themselves to others as a married couple
- Intend to be married
- Sometimes meet additional state requirements
Once these conditions are met, the couple is considered legally married, even though they never had a wedding or obtained a marriage certificate.
However, only a small number of U.S. states recognize common law marriage today.
Does California Recognize Common Law Marriage?
The state of California does not allow couples to create a common law marriage within the state.
This means that:
- Living together for many years does not make you legally married
- Calling each other “husband” or “wife” does not create a marriage
- Sharing finances or raising children together does not automatically create marital status
No matter how long a couple lives together in California, they are not considered married unless they obtain a marriage license and complete a legal marriage ceremony.
Many people believe there is a “7-year rule” that turns cohabiting couples into married spouses. This is a myth and has no legal basis in California.
The Important Exception: Out-of-State Common Law Marriages
Although California does not allow common law marriages to be created inside the state, it may recognize a common law marriage that was legally formed in another state.
For example, if a couple established a valid common law marriage in Colorado or Texas, California will usually recognize that marriage as valid.
This happens because U.S. states generally follow a legal principle called “full faith and credit.” It means states often recognize legal relationships created in other states.
So if a couple:
- Formed a valid common law marriage in a state that allows it
- Later moved to California
California courts may treat them as legally married.
In that situation, if the couple separates, they would likely need to go through a formal divorce, just like any other married couple.
States That Still Recognize Common Law Marriage
Only a few states still allow common law marriage today. These include:
- Colorado
- Texas
- Iowa
- Kansas
- Montana
- South Carolina (with some restrictions)
- Utah (requires court approval)
Each of these states has different requirements, and proving a common law marriage can sometimes be difficult.
What Rights Do Unmarried Couples Have in California?
Even though California does not recognize common law marriage, many couples live together in long-term relationships. These couples are often called cohabiting partners or domestic partners.
While they are not legally married, they may still have certain rights and protections.
- Property Rights
Unmarried couples can own property together. For example, they can jointly purchase:
- Homes
- Cars
- Bank accounts
- Investments
However, property division after a breakup can be complicated because California’s marital property laws only apply to married couples.
To avoid disputes, many couples create a cohabitation agreement that explains how property will be divided if they separate.
- Palimony Claims
In some situations, one partner may ask a court for financial support after a breakup. This type of claim is sometimes called palimony.
The idea comes from a famous California case involving Lee Marvin and his former partner. The case led to a legal concept often called the “Marvin claim.”
If one partner can prove there was an agreement to provide financial support, a court may enforce that agreement.
However, these cases can be complicated and often require strong evidence.
- Domestic Partnerships
Some couples in California choose to register as domestic partners instead of getting married.
Under California law, registered domestic partners can receive many of the same rights as married couples, including:
- Hospital visitation rights
- Inheritance rights
- Health insurance benefits
- Property rights
Domestic partnerships are especially common among couples who want legal protection but prefer not to marry.
Legal Risks of Living Together Without Marriage
Living together without marriage can work well for many couples, but it also comes with legal risks. Since common law marriage does not exist in California, partners may face challenges in areas such as:
Property division
If a couple separates, there is no automatic legal system for dividing property like there is in divorce.
Financial support
Unmarried partners generally do not have automatic rights to spousal support.
Inheritance
If a partner dies without a will, the surviving partner may receive nothing under California inheritance laws.
Medical decisions
Without legal documents, a partner may not have authority to make medical decisions.
How Couples Can Protect Themselves
Couples who live together in California can take several steps to protect their rights and avoid legal problems.
- Create a Cohabitation Agreement
A cohabitation agreement is similar to a prenuptial agreement but for unmarried couples. It can cover:
- Property ownership
- Financial responsibilities
- What happens if the relationship ends
This type of agreement can prevent costly disputes later.
- Write a Will or Estate Plan
If you want your partner to inherit property, it is important to create a will or estate plan.
Without one, state inheritance laws may give your assets to relatives instead of your partner.
- Consider Domestic Partnership Registration
Registering as domestic partners can give couples important legal protections without getting married.
- Keep Financial Records
Keeping clear records of shared purchases, contributions to rent, and joint accounts can help resolve disputes if the relationship ends.
Why People Confuse Cohabitation With Common Law Marriage
Many people assume living together automatically creates a marriage because of cultural myths and outdated laws.
Decades ago, common law marriage was more widely recognized across the United States. Over time, most states eliminated it in favor of formal marriage procedures.
However, the idea remains popular in movies, television, and everyday conversation.
Final Thoughts
Common law marriage is a topic that often causes confusion, especially for couples who have lived together for many years. In California, the law is clear: living together alone does not create a marriage.
To be legally married in California, couples must obtain a marriage license and complete a formal marriage ceremony. However, California may still recognize common law marriages that were legally created in other states.
For couples who choose to live together without marriage, it is important to understand the legal differences and take steps to protect their rights. Agreements, estate planning, and clear communication can help avoid problems in the future.
Understanding how the law works can help couples make informed decisions about their relationships and their financial future.