Mercer County · Evenings · Updated November 8, 2026
Can I get a document notarized tonight in Mercer County, NJ?
Often, yes: online notary sessions run every day, 7 AM to 9 PM ET, and a mobile notary can come to you in Mercer County Monday to Friday until 8 PM and Saturday until 5 PM, by appointment when one is free. Book a visit at least 3 hours ahead, or an online session about an hour ahead.
Matthew Coleman, NJ Notary Public and NNA Certified Loan Signing Agent. Cranford, NJ. Fee confirmed before your session. Card charged only after it is complete. We aim to confirm within 15 minutes, 7am to 9pm.
Details
Tonight, online
Sessions run every day, 7 AM to 9 PM ET. Join from a phone or computer anywhere in Mercer County, show a current photo ID, sign on screen and download the notarized file before you hang up. Check first that whoever receives the document accepts an electronic notarization.
Tonight, in person in Mercer County
A notary can come to you Monday to Friday 8 AM to 8 PM, Saturday 9 AM to 5 PM, with at least 3 hours of notice; you'll see only the times a notary can still cover. Trenton is the state capital and Princeton draws students, faculty and families from around the world. That means state paperwork, international documents that need remote notarization, and a busy residential market in Hamilton and West Windsor.
On Sunday
No in-person visits on Sunday in Mercer County (7 AM to 9 PM ET). Need paper? Book the first weekday slot, or see notary on Sunday.
At your home
Home visits cover Trenton, Princeton, Hamilton, Ewing, Lawrence, West Windsor, Robbinsville, Hopewell, East Windsor, Hightstown and Pennington and the rest of Mercer County. ZIP codes in Mercer County: 08512 Cranbury, 08520 Hightstown, 08525 Hopewell, 08534 Pennington, 08540 Princeton, 08542 Princeton, 08550 Princeton Junction, 08560 Titusville, 08608 Trenton, 08609 Trenton, 08610 Trenton, 08611 Trenton, 08618 Trenton, 08619 Trenton, 08620 Trenton, 08628 Trenton, 08629 Trenton, 08638 Trenton, 08648 Lawrence Township, 08690 Trenton, 08691 Robbinsville.
At a hospital in Mercer County
Hospitals in Mercer County with a visit page on this site:
- Capital Health Regional Medical Center, 750 Brunswick Avenue, Trenton
Check visiting rules with the unit, bring the patient's photo ID, and tell us if witnesses are needed; we bring them.
At a jail or prison
Not usually tonight: a jail or prison visit in Mercer County is arranged with the facility first, and some want advance approval. Start on the jail and prison notary page.
If the paper goes to a Mercer County office next
Mercer County Surrogate: 175 South Broad St., 4th Floor, Room 420, Trenton, NJ 08650-0068. Civil Division: 175 S. Broad St, Trenton, NJ 08650. Sign tonight, file on the next business day; we can file it for you.
What it costs
New Jersey caps each notarial act at $2.50. The online price shows before you confirm; for a visit to Princeton or anywhere in Mercer County, the travel and service fee is quoted before we confirm, along with any holiday fee (there is no weekend or rush surcharge).
How to book or request
Choose online or in person and take the first open time. For a Mercer County hospital, care facility or jail, put the facility in the notes.
Book an online sessionBook a mobile visit Call (908) 444-6373
Common questions
Can a notary come to Trenton tonight?
If a notary is free, yes: visits in Mercer County run Monday to Friday until 8 PM and Saturday until 5 PM, with at least 3 hours of notice. The booking form shows what's still open tonight.
Can you notarize at Capital Health Regional Medical Center this evening?
Often, during visiting hours and with the unit's permission. Bring the patient's photo ID and name Capital Health Regional Medical Center and the unit in the booking notes.
Is a late-night notarization valid in Mercer County?
Yes. The hour doesn't matter in Princeton or anywhere else: the notary checks ID, watches you sign or takes your acknowledgment, and dates the certificate.
What should I have ready tonight?
A current government photo ID for every signer and the complete document, unsigned. For online, the document as a PDF and a device with a camera.
Related
- Notary in Mercer County
- Court filing in Mercer County
- Notary open now
- Same-day notary
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- Notarized tonight in Somerset County?
- Notarized tonight in Middlesex County?
General information, not legal advice. Hours come from our booking calendar and can change; Mercer County offices set their own hours. Updated November 8, 2026.