About Mercer County

Population 3,501 residents
County Seat Princeton
Established 1845
Named After General Hugh Mercer
Area 454 square miles

Mercer County, Missouri is located in the northwestern corner of the state, bordered by Iowa to the north. Established in 1845 and named after General Hugh Mercer, a Revolutionary War hero, Mercer County includes approximately 454 square miles of rolling prairie and agricultural land. Mercer County seat is Princeton, a small city situated along U.S. Highway 65 that is the governmental and commercial center. As of the 2020 Census, Mercer County had a population of approximately 3,501 residents, making it one of Missouri's least populated counties. Mercer County is characterized by its rural farming communities, with major towns including Ravanna, Lineville, and Modena. Mercer County Courthouse, houses key county offices including the County Clerk, Recorder of Deeds, and Assessor. Mercer County Recorder of Deeds maintains land records and documents at the courthouse, while the County Assessor's office handles property assessments and tax records. Mercer County Clerk manages vital records, elections, and administrative functions. Mercer County's scene is predominantly agricultural, with corn and soybean production dominating the economy. Mercer County is home to several historic one-room schoolhouses and retains much of its 19th-century rural character. Crowder State Park, located partially in Mercer County, offers recreational opportunities including hiking and camping along the Thompson River. What makes Mercer County unique is its close community character, preservation of agricultural heritage, and its position as one of Missouri's northernmost counties with direct access to Iowa border communities.

Court Records & Case Information

The Access to public records in Mercer County is facilitated by the Mercer County Circuit Court serves this county and handles civil, criminal, family, and probate cases. The courthouse is located in the county seat of this county. Court records and case filings can be requested in person or through the Missouri online court portal.

Access to public records in Mercer County is facilitated by the Mercer County Circuit Court, which handles a range of case types, including civil, criminal, family, and probate matters.

Sheriff, Police & Law Enforcement

Law Enforcement & Arrests

  • Fees for copies may apply as permitted under state law.
  • Mugshots and booking photos are generally considered public records in Missouri and can be requested through the Sheriff's Office, though Mercer County does not publish booking photos online.

Criminal, Arrest & Jail Records

Jail & Inmate Records

  • The bond and bail process in Missouri allows arrested individuals to be released pending trial, provided they meet the set conditions, which can be handled through Mercer County's judicial system.

Courts & Case Records

  • The Associate Circuit Court handles misdemeanor cases, traffic violations, small claims (up to $5,000), municipal ordinance violations, preliminary hearings in felony cases, and civil cases under $25,000.
  • The Missouri CaseNet system (www.courts.mo.gov/casenet) provides free online access to case information, including party names, case numbers, filing dates, judgments, and docket entries for most Circuit Court cases.
  • Certified copies of court documents cost $2.00 for the first page and $0.50 for each additional page, plus a $2.00 certification fee per document.
  • Document retrieval services may incur additional research fees.
  • Remote access to certain court filings may be available through the Missouri eFiling system for registered attorneys and parties.
802 Main Street, Princeton, MO 64673

Property & Public Records

  • Recording fees are established by Missouri statute (Section 59.310 RSMo) and vary by document type and page count.
  • While some Missouri counties offer online document search and imaging systems, Mercer County primarily maintains records for in-person or mail requests.
  • Certified copies of recorded documents can be requested with fees of $2.00 for the first page and $0.50 for each additional page, plus a certification fee.

Vital Records

Vital records for this county include birth, death, marriage, and divorce certificates issued under state vital statistics law.

  • Processing time for in-person requests is typically immediate if the record is found; mail requests may take 2-4 weeks.
  • Online ordering is available through the state's vendor VitalChek at www.health.mo.gov/vitalrecords with additional convenience fees.
  • The marriage license fee is approximately $50.00.
802 Main Street, Princeton, MO 64673 • Phone: 573-751-6387

Business & Licensing

Business records, licenses, and permits for this county are processed by the County Clerk and local government offices.

  • For commercial development information and business assistance, Mercer County Economic Development organization provides resources, though Mercer County does not have a formal chamber of commerce website.

Official Government Resources

Frequently Asked Questions

How can I search for someone recently arrested in Mercer County, Missouri?
To search for someone recently arrested in Mercer County, Missouri, you can contact the Mercer County Jail. The jail is located at 802 East Main Street, Princeton, MO 64673. You can call the jail directly at (660) 748-3165 for information on recent arrests. You may visit the Mercer County Sheriff's Office website for an inmate lookup tool if available.
Mugshots or booking photos in Mercer County, Missouri, can be obtained from the Mercer County Sheriff's Office. They are located at 802 East Main Street, Princeton, MO 64673. You can contact them at (660) 748-3165 or check their website for any online portal that may provide access to booking photos.
To obtain a criminal background check in Mercer County, Missouri, you should contact the Missouri State Highway Patrol's Criminal Justice Information Services (CJIS) Division. You can request a background check online through the Missouri Automated Criminal History Site (MACHS) or submit a request by mail. For local assistance, you may also contact the Mercer County Sheriff's Office for guidance on the process.
You can look up sex offenders in Mercer County, Missouri, by accessing the Missouri State Highway Patrol's Sex Offender Registry. This online registry provides information on registered sex offenders throughout the state, including those residing in Mercer County. The registry can be accessed through the Missouri State Highway Patrol's official website.
To register to vote in Mercer County, contact the Mercer County Clerk's office at 802 Main Street, Princeton, MO 64673, or call (660) 748-3725. You can also register online at www.sos.mo.gov/elections/govotemissouri or download a mail-in registration form from the Missouri Secretary of State's website. The registration deadline is 28 days before any election (the fourth Wednesday prior to Election Day). Absentee ballots are available for eligible voters who meet specific criteria and applications must be submitted by the second Wednesday before the election.
Property records in Mercer County are maintained by the Mercer Recorder of Deeds of Deeds and the County Assessor, both located at 802 Main Street, Princeton, MO 64673, phone (660) 748-3725. The Recorder maintains deeds, mortgages, liens, and other recorded instruments affecting real property, while the Assessor maintains property valuation and tax assessment records. This county does not currently offer a online property search system; records are primarily accessible through in-person visits to the courthouse or by calling the offices directly. Certified copies are available for statutory fees.
Birth and death certificates for events occurring in Mercer County can be requested from the Mercer Recorder of Deeds of Deeds at 802 Main Street, Princeton, MO 64673, phone (660) 748-3725. Birth certificates cost $15.00 for the first certified copy and death certificates cost $13.00 for the first copy. You must provide valid photo identification and prove a direct and tangible interest in the record. Alternatively, you can order vital records from the Missouri Department of Health and Senior Services Bureau of Vital Records by mail, phone (573) 751-6387), or online at www.health.mo.gov/vitalrecords through VitalChek with additional fees.
For fictitious name (DBA) registrations in Mercer County, contact the Mercer County Clerk at 802 Main Street, Princeton, MO 64673, phone (660) 748-3725. For corporations, LLCs, and other formal business entities, search the Missouri Secretary of State's free online database at www.sos.mo.gov/business/corporations. City business licenses for operations within Princeton city limits may be required and can be obtained through Princeton City Hall. Professional licenses are issued by state licensing boards, not at the county level, and can be verified through the respective Missouri state agency websites.

Cities & Towns in Mercer County

Nearby Counties

Grundy County MO Harrison County MO Decatur County IA Wayne County IA Sullivan County MO Putnam County MO