Mercer County, New Jersey Court Filing
Fee Lookup

Court filing fees in Mercer County, New Jersey are collected by the Mercer County Surrogate's Court in Trenton according to New Jersey's statutory fee schedule, plus any local surcharges authorized by county ordinance. New Jersey's court structure — Superior Court (civil/family) / Surrogate's Court (probate — county-level) / Special Civil Part (small claims) — determines which courthouse accepts which case types and what fees apply.

The Mercer County Surrogate's Court operates as a high-volume court with structured calendars. Confirming the current fee schedule with the clerk's office is recommended, as fees can change when new state legislation takes effect or when the county updates its local surcharge schedule.

For the full New Jersey court filing fee schedule, see our New Jersey Court Filing Fees.

• Filing fees in Mercer County are based on New Jersey's statutory schedule, which applies statewide, plus any local surcharges assessed by the county. For reference, the statewide base fees by case type are: probate and estate filings — $100–$175 (Surrogate's Court — per county)
• civil complaints and appearances — $250–$300 (Superior Court — Law Division)
• family law matters (divorce, custody, support) — $250–$300 (Superior Court — Family Part)
• small claims filings — $30–$75 (Special Civil Part — Small Claims). These figures represent the state-level base
• the total amount due at the Mercer County Surrogate's Court in Trenton may include additional local charges.

As a high-volume jurisdiction, Mercer County may assess higher local surcharges than smaller counties, reflecting the greater administrative cost of operating a busy court in Trenton.

• Beyond the initial filing fee, Mercer County litigants and estate administrators should budget for recurring court costs throughout the proceeding: fees for filing subsequent motions and responses, charges for certified copies of letters testamentary or court orders (typically $5 to $25 per document in New Jersey), jury demand deposits in civil cases, and in probate matters, fees associated with filing the inventory, accountings, and petition for discharge.
• For a complete picture of expected court costs in Mercer County, request the full fee schedule from the Mercer County Surrogate's Court clerk in Trenton before initiating the proceeding.

New Jersey is expanding e-filing across its court system. The Mercer County Surrogate's Court in Trenton likely participates in the state system — represented parties in civil and family matters may be required to file electronically.

Contact the clerk directly to confirm requirements for your case type and whether a convenience fee (typically $2–$8 per transaction) applies. For full statewide e-filing details, see our New Jersey Court Filing Fees.

• Mercer County residents who cannot afford court filing fees may apply for a fee waiver under N.J.
• Ct.
• R. 1:13-2.
• To apply, file a declaration of financial condition with the Mercer County Surrogate's Court clerk's office in Trenton at the time of your initial filing.
• The declaration lists all household income sources, monthly expenses, assets, and liabilities.
• A judge or court commissioner reviews the application and issues an order granting or denying the waiver, typically within a few days of submission.

• Eligibility for a fee waiver in Mercer County generally requires that household income fall at or below 125% to 200% of the federal poverty level, or that the applicant is receiving qualifying public benefits — commonly Medicaid, SNAP, SSI, or public housing assistance.
• The specific income thresholds and qualifying programs are defined in N.J.
• Ct.
• R. 1:13-2 and may have been updated by recent legislation.
• Ask the Mercer County Surrogate's Court clerk in Trenton for the current income guidelines before completing your declaration.

• A granted fee waiver covers filing fees charged by the Mercer County Surrogate's Court — including initial filing fees and subsequent filings in the same case — but does not cover costs owed to third parties.
• In Mercer County probate proceedings, a fee waiver does not eliminate the cost of publishing a notice to creditors in a newspaper of general circulation (a statutory requirement in most states), service of process fees paid to process servers or the sheriff's office, or costs for court-ordered appraisals.
• Budget for these additional costs separately even when a fee waiver is in effect.