Annulment Lawyer Fees

An uncontested annulment is normally a flat fee of about $1,000 to $3,000, while a contested one is billed hourly at roughly $250 to $400 and commonly reaches $10,000. The lawyer’s job is not to end a marriage but to prove it was never valid — bigamy, incest, under-age marriage, incapacity, fraud, force, or concealed impotence. An annulment is not a cheaper divorce: the grounds are narrow, some expire quickly, and failing to prove one leaves you filing for divorce anyway.

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Key takeaways

An uncontested annulment is usually a flat $1,000–$3,000; a contested one is billed hourly at $250–$400 and commonly totals $10,000 or more, with a court filing fee of $100–$450 on top. The spread is wide because an annulment is a case you have to win, not a form you file.

You must plead and prove a specific statutory ground — bigamy, under-age marriage, lack of capacity, fraud going to the essence of the marriage, force — and if it fails the case becomes an ordinary divorce and you pay for both. Some grounds expire fast, and in most states continuing to live together after you learn the truth bars the claim regardless of the deadline. Children keep their legitimacy, support and custody rights everywhere in the U.S., while property usually turns on whether a spouse genuinely believed the marriage was valid.

Average fees for annulment lawyers in the US

An annulment lawyer fee is what an attorney charges to ask a court to declare that a marriage was never legally valid — usually a flat fee of about $1,000–$3,000 for an uncontested case, billed hourly when the other spouse opposes it.

The figures below are what a client actually pays the attorney — the low end a simple uncontested annulment, the high end a contested case billed hourly. Court filing fees are separate, and the grounds, the deadlines, and what happens to property are all set by state law rather than by any national rule. Enter your ZIP for localized context.

$1,000–$3,000
Typical flat fee, uncontested
$250–$400
Hourly rate if contested
$100–$450
Court filing fee (varies by state)
Free
Initial consultation (most firms)

Most family lawyers quote the flat fee only after a consultation, because whether a ground actually exists decides whether the matter is a filing and a short hearing or full litigation. Ask what happens to the fee if the annulment is denied and the case has to be refiled as a divorce — that conversion is the single biggest cost risk in this area.

Annulment lawyer fees by state

The national benchmarks above, adjusted by each state's cost-of-living index (100 = U.S. average). Open a state for its full fee breakdown across every case type.

State Index Low Average High
Alabama 88 $880 $2,650 $8,800
Alaska 127 $1,250 $3,800 $12,650
Arizona 108 $1,100 $3,250 $10,850
Arkansas 89 $890 $2,650 $8,900
California 139 $1,400 $4,150 $13,850
Colorado 106 $1,050 $3,150 $10,550
Connecticut 113 $1,150 $3,400 $11,300
Delaware 101 $1,000 $3,050 $10,100
District of Columbia 147 $1,450 $4,400 $14,700
Florida 103 $1,050 $3,100 $10,300
Georgia 91 $910 $2,700 $9,100
Hawaii 186 $1,850 $5,600 $18,600
Idaho 98 $980 $2,950 $9,800
Illinois 92 $920 $2,750 $9,150
Indiana 91 $910 $2,750 $9,100
Iowa 90 $900 $2,700 $9,000
Kansas 87 $870 $2,600 $8,650
Kentucky 93 $930 $2,800 $9,300
Louisiana 91 $910 $2,750 $9,100
Maine 112 $1,100 $3,350 $11,150
Maryland 117 $1,150 $3,500 $11,650
Massachusetts 148 $1,500 $4,450 $14,850
Michigan 91 $910 $2,700 $9,050
Minnesota 94 $940 $2,800 $9,400
Mississippi 85 $850 $2,550 $8,550
Missouri 89 $890 $2,650 $8,850
Montana 103 $1,050 $3,100 $10,300
Nebraska 91 $910 $2,700 $9,100
Nevada 101 $1,000 $3,050 $10,150
New Hampshire 114 $1,150 $3,400 $11,400
New Jersey 114 $1,150 $3,400 $11,400
New Mexico 94 $940 $2,800 $9,400
New York 125 $1,250 $3,750 $12,500
North Carolina 96 $960 $2,850 $9,550
North Dakota 95 $950 $2,850 $9,450
Ohio 94 $940 $2,800 $9,400
Oklahoma 86 $860 $2,550 $8,600
Oregon 114 $1,150 $3,400 $11,350
Pennsylvania 102 $1,000 $3,050 $10,150
Rhode Island 111 $1,100 $3,300 $11,050
South Carolina 95 $950 $2,850 $9,550
South Dakota 93 $930 $2,800 $9,250
Tennessee 90 $900 $2,700 $9,000
Texas 93 $930 $2,800 $9,250
Utah 103 $1,050 $3,100 $10,300
Vermont 115 $1,150 $3,450 $11,450
Virginia 103 $1,050 $3,100 $10,300
Washington 115 $1,150 $3,450 $11,500
West Virginia 91 $910 $2,700 $9,050
Wisconsin 95 $950 $2,850 $9,500
Wyoming 96 $960 $2,850 $9,600

Estimates derived from national fee benchmarks adjusted by federal Regional Price Parities. See our methodology.

Factors affecting the fee

Several factors influence the fee you are quoted and the final amount you take home:

  • Contested vs. uncontested. Whether your spouse opposes the petition decides flat fee or hourly billing.
  • Which ground you are proving. Bigamy off a marriage record is cheap to prove; fraud is a contested fact.
  • Evidence required. Certified records, witnesses, translations, and sometimes medical proof.
  • Delay and cohabitation. Living together after learning the truth invites a ratification defense.
  • Property and children. Dividing assets or setting a parenting plan adds divorce-style work.
  • State law and local court. Grounds, deadlines, filing fees, and hearing practice vary by state and county.

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How annulment lawyers charge: flat when uncontested, hourly when fought

When nobody is going to oppose the petition, most family lawyers price an annulment as a single flat fee of about $1,000 to $3,000. That covers the petition, the proof the ground requires, and the hearing. The moment your spouse files an opposition, the work stops being predictable and the billing switches to hourly at roughly $250 to $400.

The quote usually comes after the consultation rather than before it, and that is not a sales tactic. Until a lawyer knows which ground you are relying on and what proof exists, they cannot tell whether your case is two filings and a twenty-minute hearing or a contested trial about what your spouse knew and when. A firm that quotes a flat annulment fee over the phone is guessing.

Get the conversion terms in writing. The fee agreement should say what the flat fee covers, what triggers hourly billing, whether any of the flat fee is credited against the retainer, and what the hourly rate then becomes. Annulments convert more often than most flat-fee family matters, so this clause earns its place.

Limited-scope help is a real option at the low end. Some lawyers will review your facts and tell you whether a ground exists for a single consultation fee, or draft the petition while you handle the filing and the hearing yourself. That costs a few hundred dollars and is worth doing before you commit to anything larger.

Attorney fees vs. court costs — and why a contested annulment outruns a divorce

The attorney’s fee is separate from the court’s own costs, which you pay whether or not you hire anyone. Expect a filing fee of roughly $100 to $450 depending on your state and county, plus service of process if your spouse will not sign a waiver. Certified copies of the final judgment cost a few dollars each and you will need several.

Annulment also adds proof costs that a divorce does not. Certified marriage and divorce records from another state, a birth certificate to establish age, medical or psychiatric records to show incapacity, or a certified translation of a foreign marriage certificate are ordinary line items here. None is large alone, and together they routinely add a few hundred dollars.

The comparison people find surprising is that a contested annulment can cost several times an uncontested divorce. A divorce by agreement requires proof of nothing — no-fault means the reason is irrelevant. An annulment requires you to prove a historical fact about your spouse’s prior marriage or state of mind, against someone with every interest in denying it.

So the cheapest annulment strategy is often to ask whether you need one. If the marriage is short, the property simple, and nobody is disputing anything, a divorce usually costs less and is far more certain. Annulment earns its premium when the legal status of the marriage itself matters — for religious reasons, immigration consequences, a prenuptial agreement, or support from an earlier marriage.

The grounds: what you actually have to prove

Every state sets its own list, but the grounds cluster into the same handful. Bigamy — one spouse was already married to someone still living — and incest, meaning a degree of blood relationship the state forbids, are the two that make a marriage invalid from the very start. The rest leave the marriage valid until a court says otherwise.

The next group turns on capacity at the moment of the ceremony. Marrying under the legal age without the parental or judicial consent your state required, being too intoxicated to understand what you were doing, or lacking the mental capacity to consent all qualify. What matters is the state you were in that day, not how the marriage went afterwards.

Fraud is the most litigated ground and the most misunderstood. It has to go to the essence of the marriage — concealing an existing marriage, a settled intention never to have children, sterility, a pregnancy by someone else, or marrying solely to obtain an immigration benefit. Lying about money, a job, a criminal record, or a personality is almost never enough.

The last two are force and concealed physical incapacity. A marriage entered under duress or threat can be annulled, and so can one where a spouse was permanently impotent and did not disclose it. Both, like fraud, are voidable grounds: the marriage stands unless the wronged spouse asks a court to undo it, and asks in time.

Void versus voidable, and the deadline that comes with each ground

The distinction decides who may file and for how long. A void marriage — bigamous or incestuous — was never a marriage at all, can often be challenged by a third party such as the first spouse, and in many states carries no deadline. A voidable marriage is valid until annulled and can generally be challenged only by the affected spouse.

Voidable grounds come with limits, and they are short by legal standards. California, for example, generally allows four years from discovering a fraud, four years from the marriage for force or physical incapacity, and until four years after an under-age spouse turns eighteen. Other states run materially shorter, and some measure the period from the wedding rather than from discovery.

The deadline is rarely what kills a case, though. Ratification is: in most states, continuing to live with your spouse after you learn the truth is treated as accepting the marriage and bars the annulment regardless of the calendar. Moving out promptly and documenting when you learned what is the most valuable thing you can do for the case.

Because these rules are statutory and vary widely, treat any general account of them — including this one — as a starting point. Confirm your state’s grounds, its limitation periods, and its ratification rule with a local family lawyer before you plan around them. The filing deadlines here are unforgiving in a way that divorce deadlines are not.

A civil annulment and a religious annulment are different things

These are two separate processes with separate costs, and neither one produces the other. A civil annulment is a court judgment declaring the marriage legally void. A religious annulment is a decision by a religious tribunal that the marriage was not valid under that faith’s own rules.

A Catholic declaration of nullity is the most familiar example. It comes from a diocesan tribunal rather than a court, and the tribunal’s fee is modest — typically a few hundred dollars, and frequently reduced or waived — because it is not a legal proceeding and no attorney is required.

What the tribunal decides has no effect on your legal status. A religious annulment does not end the marriage in the eyes of the state, does not divide property, and does not address custody or support. You still need either a civil annulment or a divorce to be legally unmarried.

It runs the other way too. A civil annulment does not free you to remarry within a faith that requires its own process, and the two often reach different answers because they apply different standards. People pursuing both usually start with the civil case, since a religious tribunal commonly wants the civil judgment in hand before it will proceed.

Property, support, and children after a marriage is undone

The logic of an annulment is that there was never a marriage, so in principle there is no marital property to divide and no basis for spousal support. In practice states soften that considerably, because leaving one spouse with nothing after a long relationship is an outcome courts dislike.

The main softener is the putative spouse doctrine. A spouse who genuinely and reasonably believed the marriage was valid is generally protected, and property acquired during the relationship is divided much as it would be in a divorce. A spouse who knew about the defect — the bigamist, typically — usually gets no such protection.

Whether that division follows a community-property or an equitable-distribution model depends on your state, and it is the same model the state uses for divorce. Support is more variable still: some states allow it after an annulment, some allow it only for a putative spouse, and some bar it outright. This is the part of an annulment most worth getting local advice on.

Children are the clear case. Every state treats children of an annulled marriage as legitimate, and paternity, child custody, and support are decided exactly as they would be in a divorce — the same best-interests standard, the same guideline support formula. Undoing the marriage changes nothing about the parenting case.

Why your state matters for an annulment

More of an annulment is state-specific than almost anything else in family law. The list of grounds, how long you have, who may file, and whether a hearing with live testimony is required are all statutory. They differ enough that a case worth filing in one state is hopeless in the next.

Property is the clearest divide. California and Texas are community-property states, so where a putative spouse is recognized the assets acquired during the relationship start from a 50/50 split. New York and most other states divide equitably instead, weighing income, the length of the relationship, and each party’s contributions.

Procedure varies just as much. Residency requirements, whether the petition must be verified, whether a default annulment is possible when a spouse never responds, and whether the judge will take your word or demand a corroborating witness are all local questions the filing fee does not tell you about.

One more state rule catches people out. Some states treat a defective marriage as validated once the impediment disappears — a bigamous marriage where the earlier spouse later dies, for instance — and others do not, which decides whether you need an annulment at all. Ask about it early, because it can end the question before it costs anything.

Choosing a lawyer and keeping the cost down

Firstly, pay for one honest consultation before anything else. The most useful thing an annulment lawyer does is tell you whether you have a ground, and many will do that at a free consultation or for a modest fixed fee. A clear no at that stage saves thousands.

Secondly, pick a family law firm that actually files annulments. They are uncommon next to divorce, and a lawyer who handles one every few years will bill hours researching what a regular filer already knows about the local judge’s evidence expectations.

Thirdly, arrive with the proof rather than the story. The marriage certificate, any prior divorce decrees, birth certificates, dated messages or records showing when you learned the truth, and the names of anyone who witnessed the ceremony or the deception turn hours of investigation into minutes of review.

Finally, decide in advance what you will do if the annulment fails, and price that too. Ask each firm what the annulment costs, what the fallback divorce costs, whether the two are quoted together, and whether a prenuptial agreement or an earlier decree changes the analysis. If money is tight, legal aid and court self-help centers handle these matters, and the low-cost options are worth exhausting before you file unrepresented.

Frequently asked questions

An uncontested annulment is usually a flat fee of about $1,000–$3,000. If your spouse opposes it, the case is billed hourly at roughly $250–$400 and commonly totals $10,000 or more. The court filing fee, typically $100–$450, is separate.

Both, depending on whether it is contested. Lawyers quote a flat fee when the petition will be unopposed and the ground is documented, because the work is predictable. Once the other spouse files an opposition, billing switches to an hourly rate against a retainer.

Usually not. An uncontested divorce is often a flat $500–$1,500 and requires proof of nothing, while an annulment costs more because you have to plead and prove a specific ground. It is cheaper only in the unusual case where there is nothing to divide and the ground is a matter of record.

The attorney fee pays for the legal work — advising on the ground, drafting the petition, and the hearing. Court costs are separate charges: the filing fee, service of process, certified copies, and any records or translations the proof requires.

In part. The flat fee for a straightforward uncontested annulment is fairly standardized locally, but the scope is not. Ask about a consultation-only review of the grounds, limited-scope drafting, or a payment plan before you sign.

Bring the documents rather than the narrative — the marriage certificate, prior decrees, and anything dated that shows when you learned the truth. Act quickly and stop living together once you know, because delay creates a defense your lawyer then has to litigate. If the marriage is short and undisputed, ask whether a divorce would cost less.

Grounds are set by state and typically include bigamy, a forbidden blood relationship, marrying under the legal age without required consent, lack of mental capacity or intoxication at the ceremony, fraud going to the essence of the marriage, force or duress, and concealed impotence. Ordinary disappointment, a short marriage, or lies about money or character are not grounds. Confirm your state’s list before assuming you qualify.

It depends on the ground and the state. Void marriages such as bigamous ones often carry no deadline, while voidable grounds run on short limits — California, for instance, generally allows four years from discovering a fraud. In most states, continuing to live together after you learn the truth bars the claim regardless of the deadline.

In principle there is no marital estate to divide, but most states protect a putative spouse — someone who reasonably believed the marriage was valid — and divide the property much as in a divorce. Whether that split is community property or equitable distribution follows your state’s usual rule. A spouse who knew about the defect generally gets no such protection.

Yes. Every state treats children of an annulled marriage as legitimate, and the annulment does not affect paternity. Custody and child support are decided under the same standards and guideline formulas that apply in a divorce.

No. A religious annulment comes from a faith tribunal and has no effect on your legal marital status, property, or custody. A civil annulment is a court judgment and does not resolve your standing within a religion, so people who need both pursue them separately.

If you genuinely have a ground and the status of the marriage matters to you, yes — annulment petitions are denied on proof and procedure, and a denial usually means paying for a divorce as well. Where the marriage is plainly valid, the honest advice is often that a divorce is cheaper and more certain. One consultation is usually enough to tell which situation you are in.

Yes. Attorney rates track the local cost of living, filing fees vary by state and county, and your state decides which grounds exist, how long you have, what evidence the court expects, and how property is divided afterwards. Enter your ZIP above for localized context.

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Fee figures on this page are typical U.S. norms for informational purposes only and are not legal advice or a quote. Consult a licensed attorney about your specific annulment case. See how we estimate fees.