Hamilton County Child Custody Attorneys

Reviewed by Stephanie Green · Managing Partner & Co-Founder · Last updated June 11, 2026

Hamilton County, Ohio · Cincinnati

Hamilton County decides custody in one of two courts depending on whether the parents were married. Married parents resolve custody in the Court of Domestic Relations — inside a divorce or legal separation, or in a stand-alone Section 10 case ($350) when no divorce is pending. Never-married parents file in the Juvenile Court using the Custody — Parent packet ($200). Either way, the judge decides by the child's best interest under R.C. 3109.04.

Hire Gavvl for your Hamilton County custody case

Flat-fee and full-representation options: we handle the filings, the Hamilton County local forms, the court strategy, and the hearings — and you know the price before we start.

Start with a $25 consultation and talk through your options with an Ohio family-law attorney before you commit to anything. Get started online or see payment plans & financing.

How do I get custody in Hamilton County, Ohio?

If you were married to the other parent, file in the Hamilton County Court of Domestic Relations (800 Broadway, (513) 946-9150) — through your divorce/legal-separation case or a Section 10 establishment complaint (CDR Form 1.30, $350). If you were never married, file the Juvenile Court 'Custody — Parent' packet ($200 new case) at the same address, clerk (513) 946-9431. The court decides custody by the child's best interest (R.C. 3109.04(F)(1)) and, in a contested case, can order a custody evaluation or appoint a Guardian ad Litem. Both parents complete a parenting class — Triple P (free) in Juvenile cases, or an approved class in DR cases.

Hire Gavvl Law for your Hamilton County custody case

In Ohio, custody is the allocation of parental rights and responsibilities, and in Hamilton County the branch you file in turns entirely on whether the parents were married: the Court of Domestic Relations for married or divorcing parents, the Juvenile Court for never-married parents — both at 800 Broadway. Gavvl Law files in the correct branch and argues the R.C. 3109.04(F) best-interest factors for you, on a flat fee for a straightforward allocation or full representation when custody is contested.

The right branch, the right deposit. Get the branch wrong and your case restarts from scratch. Married-parent custody is a Section 10 establishment (CDR Form 1.30) with a $350 deposit at Domestic Relations; never-married custody opens in Juvenile Court for a $200 deposit ($150 on an existing case). We confirm your path before filing so you pay once and start on time.
We prepare you for an evaluation or a GAL. When custody is contested, Hamilton can order a Rule 2.3 custody evaluation or appoint a Guardian ad Litem, and that report can drive the result. We tell you what the evaluator looks for, get your household and records ready, and — if the published fee is a hardship — file the Affidavit of Indigency that can waive it.
Parenting class handled before it can delay you. Every custody case requires a parenting class, and Juvenile cases require the free online Triple P program finished before the first hearing with the certificate in hand. We calendar the class the day we open your case so a missing certificate never pushes back your hearing.

Ohio must be your children's home state under the UCCJEA, and the parenting-class certificate has to be on file before Hamilton sets the merit hearing. We handle the UCCJEA affidavit (Form 2.1) and the class deadline together so your Cincinnati custody case reaches a hearing without a preventable reset.

Flat-fee options

Flat-fee limited scope: we draft and file the custody complaint or motion; you appear at any hearing.

Establish custody: $1,250
Modify custody: $1,450

Prefer full representation? An Ohio attorney can carry the entire case on a $3,500 retainer.

Split any flat fee with Gavvl Direct — our in-house plan at 19% APR, $500 minimum — on a 60%-down schedule of 18 weekly, 8 bi-weekly, or 4 monthly payments, or full financing where work begins once 60% is paid. Affirm, Klarna, and PayPal Pay Later are also available through LawPay.

Start your custody case or see payment plans & financing.

Ohio Custody by the Numbers

Best interest The single standard that governs every Ohio custody decision Source: Ohio Revised Code § 3109.04
No set age There is no age a child can choose a parent — the judge weighs a mature child's wishes Source: Ohio Revised Code § 3109.04(B)
Change in circumstances Required, plus a best-interest finding, before the residential parent can be changed Source: Ohio Revised Code § 3109.04(E)(1)
Shared parenting Either parent may ask the court for a joint parenting plan Source: Ohio Revised Code § 3109.04(G)

Compare Types of Custody in Ohio

Custody type	Who makes major decisions	Where the child lives	Best when
Shared parenting	Both parents jointly, under a written plan	Time is split per the plan (not always 50/50)	Parents can communicate and cooperate on decisions
Sole legal & residential	One parent	Primarily with that parent	One parent is unable or unwilling to co-parent
Split custody	Each parent for the child in their care	Siblings are divided between the two homes	Rare — only when it serves each child's best interest
Legal custody to a non-parent	The relative or caregiver granted custody	With the non-parent caregiver	Neither parent can safely care for the child

Where to File: Hamilton County Court of Domestic Relations

800 Broadway
Phone: (513) 946-9150
Hours: Monday–Friday, 8:00 AM – 4:00 PM
Website: Court website
e-Filing: Online e-filing portal

Juvenile Branch (Never-Married Parents)

Hamilton County Juvenile Court
800 Broadway
Phone: (513) 946-9431
Hours: Monday–Friday, 8:00 AM – 4:00 PM

Child Custody is the right path if…

You need a first custody and parenting-time order for your child.
You and the other parent can't agree on where the child lives or who decides school and medical issues.
You were never married to the other parent and need the Juvenile Court to set custody.
You're married, no divorce is pending, and you need a stand-alone custody/support order (Section 10).
You want a clear, enforceable schedule instead of an informal arrangement.

Both parents want to share decision-making and residential time? See shared parenting.

Filing Fees

Domestic Relations Section 10 establishment: $350 · Juvenile Court custody: $200 new / $150 existing · fee waiver available · confirm current amounts with the Clerk (DR (513) 946-9150 · Juvenile (513) 946-9431)

Forms & Filing Packets

Domestic Relations — married parents (Section 10) — $350 (Section 10 establishment of custody)

When you were married but no divorce is pending, file a stand-alone establishment case in the Court of Domestic Relations.

Complaint for Allocation of Parental Rights and/or Parenting Time (CDR Form 1.30) — Married-parent custody complaint filed in the Court of Domestic Relations under Section 10 (married, child born — no divorce pending).
Affidavit in Compliance with ORC 3127.23 / UCCJEA (CDR Form 2.1) — Lists where each child has lived for the last 5 years, confirming Ohio's jurisdiction. Required in any DR case with minor children.
Affidavit of Basic Information, Income, Expenses & Financial Disclosure (CDR Form 7.3) — Hamilton's local income/expense affidavit. Each party files their own; must be notarized.
Group Health Insurance Affidavit (CDR Form 7.16) — Discloses whether health insurance is available through either parent's employer so the court can order medical support.
Questionnaire (CDR Form 1.1 — MUST be typed) — Basic case information sheet. Hamilton DR requires this form to be typed, not handwritten.
Ohio Child Support Computation Worksheet (2024 Income Shares) — Run the official Ohio Child Support Calculator, print, and sign. Required any time the court sets or changes support.
IV-D Application for Child Support Services (ODHS/HC 7076) — Required whenever the court establishes, modifies, or enforces child support. The Hamilton County CSEA administers IV-D services.
Written Request for Service (CDR Form 43.7A) — Tells the Clerk how to serve the other party (certified mail, sheriff, etc.).

Juvenile Court — never-married parents — $200 new case · $150 existing case

When the parents were never married, the Juvenile Court allocates custody and parenting time.

Custody — Parent (Complete Packet) — Juvenile Court packet for a parent establishing custody/parenting time when the parents were never married to each other.
Parenting Time / Visitation (Complete Packet) — Juvenile Court packet for a parent seeking or changing a parenting-time (visitation) schedule.

How to File Child Custody in Hamilton County

Confirm which court. Married parents file in the Court of Domestic Relations (or inside a divorce/legal separation); never-married parents file in Juvenile Court.
Complete the right packet. DR married case: CDR Form 1.30 with the UCCJEA affidavit (2.1), income affidavit (7.3), and questionnaire (1.1). Juvenile case: the Custody — Parent packet.
Add the support worksheet. Run the Ohio Child Support Calculator and include the worksheet, plus the Group Health Insurance Affidavit and IV-D Application.
File and serve. E-file in DR through the Clerk of Courts e-filing portal at courtclerk.org (pro se allowed) or file the Juvenile packet at 800 Broadway by the 3:30 PM cutoff, and request service on the other parent.
Finish your parenting class. Complete Triple P (Juvenile, free) or an approved DR parenting class, and bring proof to the first hearing.

Hamilton County Practice Notes

Two courts, two doors. Hamilton splits custody by marriage: the Court of Domestic Relations (800 Broadway, (513) 946-9150) handles married parents, and the Juvenile Court (clerk (513) 946-9431) handles never-married parents. Filing in the wrong court delays your case — pick the door that matches your situation.
Best-interest standard governs. R.C. 3109.04(F)(1) lists 10+ factors: each parent's wishes, the child's wishes (when of sufficient age), the child's interaction with parents/siblings, adjustment to home/school/community, mental and physical health of all involved, the parent more likely to facilitate court-approved parenting time, child support compliance, criminal history, residence outside Ohio, and any history of abuse.
Juvenile custody cases require Triple P (free). All parties in a Juvenile Court custody case must complete the Positive Parenting Program (Triple P) — a free, online program of 6–8 short modules. Choose the 0–12 or Teen track based on the child's age, finish before the first hearing, and bring the certificate. Register at https://www.triplep-parenting.com/oh-en/parenting-courses/
Custody evaluations and Guardian ad Litem. When custody is contested, the court can order a custody evaluation (Rule 2.3) or appoint a Guardian ad Litem. The court's published evaluation fees vary by type — its materials list more than one figure (a full custody investigation and a partial/brief focused investigation), so confirm the current amount with the Dispute Resolution Department at (513) 946-9079. A verified Affidavit of Indigency can waive the fee.

Frequently Asked Questions

Which court handles custody in Hamilton County, Ohio?: It depends on whether the parents were married. If you were married to the other parent, custody is decided in the Hamilton County Court of Domestic Relations at 800 Broadway, Cincinnati, (513) 946-9150 — through the divorce/legal-separation case or, if no divorce is pending, a Section 10 establishment case ($350). If you were never married, custody is decided in the Hamilton County Juvenile Court, also at 800 Broadway, clerk (513) 946-9431, using the Custody — Parent packet ($200 new case).
How does a Hamilton County judge decide custody?: By the child's best interest under R.C. 3109.04(F)(1). The court weighs each parent's wishes, the child's wishes when old enough, the child's relationships and adjustment to home/school/community, the mental and physical health of everyone involved, which parent is more likely to honor court-ordered parenting time, support compliance, and any history of abuse. In a contested case the court can order a custody evaluation or appoint a Guardian ad Litem.
Do I have to take a parenting class for a Hamilton County custody case?: Usually yes when minor children are involved. In Domestic Relations cases (R.C. 3109.053) both parents must complete an approved class such as Parenting Through Transitions (in-person, 2.5 hours, $35 to the Clerk), Children in Between (online), or Two Families Now (online); plaintiffs file proof within 42 days. In Juvenile custody cases both parties must complete the free, online Positive Parenting Program (Triple P) — 6–8 short modules — and bring the certificate to the first hearing.

Free Local Resources in Hamilton County

Hamilton County Domestic Relations Self-Help Resources. Complete listing of all Domestic Relations forms, dissolution merit instructions (Form 9.0), the decree checklist, and the Accept/Reject/Resubmit e-filing guidance at hamiltoncountyohio.gov.
Hamilton County Clerk of Courts E-Filing. Self-represented and represented parties can e-file Domestic Relations cases through the Clerk of Courts e-filing portal at courtclerk.org. Pro se registration is available; credit cards accepted with a convenience fee. Help line (513) 946-5612.
Hamilton County Job & Family Services — Child Support (CSEA). Hamilton County's IV-D child-support agency. Opens cases, runs wage withholding, distributes payments, and enforces orders. File the IV-D Application (HC7076) when establishing or modifying support.
Hamilton County Juvenile Court Help Center. A partnership with the UC College of Law offering low-income residents free education and limited legal advice on custody, parenting time, companionship, and support in Juvenile Court. 800 Broadway, 1st Floor; (513) 946-9440.
Legal Aid Society of Greater Cincinnati. Free civil legal aid for low-income Hamilton County families, including help with custody, support, and domestic-violence protection orders.

Related to your custody case

Paternity & Custody — Establish parentage and build a parenting plan that protects your children.
Child Support — Calculate, establish, or modify support under Ohio's guidelines.
Post-Decree Modification — Update custody, support, or parenting orders after your case ends.

Related guides

In-depth, attorney-written guides on custody and related Ohio family law topics.

Ohio Child Custody Laws: What Every Parent Should Know — Ohio custody law turns on one principle: the best interest of the child. This guide explains sole custody, shared parenting, the statutory factors, and how courts decide.
Shared Parenting in Ohio: How Joint Custody Really Works — Shared parenting is Ohio's version of joint custody — both parents stay legal custodians and share major decisions. Here's what a plan must cover and how courts decide.
Fathers' Rights in Ohio: Custody, Paternity, and Parenting Time — Ohio law does not favor mothers over fathers — but unmarried fathers must establish paternity before they have any rights. Here's how fathers protect their relationship with their children.
Emergency Custody in Ohio: When and How to Get an Ex Parte Order — When a child faces immediate danger, Ohio courts can grant emergency custody on short notice through an ex parte order. Here's what qualifies and what happens next.

Keep exploring Hamilton County family law

Ohio Custody guide — Statewide overview of custody in Ohio.
Cincinnati family law — Local attorneys and courts serving the Cincinnati metro.
Hamilton County family law guide — Court info, local filing notes, FAQs, and the downloadable Hamilton County guide.
Meet Stephanie Green — Managing Partner & Co-Founder at Gavvl Law.
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Call (513) 643-1969 or email support@gavvl.com.