New Market, MO Public Records
New Market is an unincorporated community (a census-designated place) in Platte County, Missouri, with an estimated population of 52 (U.S. Census Bureau, 2020–2024 American Community Survey) and 0.2 square miles of land.
🏢 Local Government for New Market
New Market is not an incorporated city or town, so it has no city hall, town clerk or local government of its own. Local government services and records for New Market come from Platte County and from the township or town government whose territory includes it. Birth and death certificates, marriage records, deeds and court files come from the county and state offices below.
Population figure: U.S. Census Bureau, 2020–2024 American Community Survey 5-year estimate for the New Market census-designated place (a statistical area, not a government).
↑ Back to record types🏛️ County Courthouse & Records Office for New Market
New Market is in Platte County. In Missouri, deeds, mortgages and other land records are recorded by the county Recorder of Deeds. Divorce cases in Missouri are heard by the Circuit Court in each county. Wills and estates in Missouri are handled by the Probate Division of the Circuit Court in each county.
📍 Platte County at a Glance
| County | Platte County |
| County population (2024 est.) | 113,207 Source: www2.census.gov ↗ |
⚖️ Platte County Courthouse (6th Judicial Circuit)
| Address | 415 Third Street, Platte City, MO 64079 |
| Directions | Get directions ↗ |
| Phone | (816) 858-2232 |
| Hours | 8 a.m. to 5 p.m. Monday through Friday, excluding state holidays |
| Records available | Circuit court case records (civil, criminal, family, probate, small claims, traffic); the Circuit Clerk keeps the court files |
| Official website | Not stated |
| Sources | courts.mo.gov/…/getCountyCourtData.htm ↗ |
| Last verified | October 16, 2026 |
See the full Platte County records page →
↑ Back to record types📋 Where to Get Records for New Market
Where to get the most-requested public records for people and property in New Market, MO:
📋 New Market Records Guide
| Birth & death certificates | Missouri Department of Health and Senior Services – Vital RecordsCertified birth and death certificates for Missouri are issued by the state vital records office; in some places a county or local office can also issue copies. |
| Deeds & property records | In Missouri, deeds, mortgages and other land records are recorded by the county Recorder of Deeds. |
| Court cases & divorce | Platte County courthouse. Divorce cases in Missouri are heard by the Circuit Court in each county. |
| Wills & estates | Wills and estates in Missouri are handled by the Probate Division of the Circuit Court in each county. |
| State court system | Missouri Courts |
| Sex offender registry | Missouri Sex Offender Registry (Missouri State Highway Patrol) |