Lake Poinsett, SD Public Records
Lake Poinsett is an unincorporated community (a census-designated place) in Hamlin County, South Dakota, with an estimated population of 348 (U.S. Census Bureau, 2020–2024 American Community Survey) and 4.9 square miles of land.
🏢 Local Government for Lake Poinsett
Lake Poinsett 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 Lake Poinsett come from Hamlin 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 Lake Poinsett census-designated place (a statistical area, not a government).
↑ Back to record types🏛️ County Courthouse & Records Office for Lake Poinsett
Lake Poinsett is in Hamlin County (with parts in Brookings County). In South Dakota, deeds, mortgages and other land records are recorded by the county Register of Deeds. Divorce cases in South Dakota are heard by the Circuit Court in each county. Wills and estates in South Dakota are handled by the Circuit Court in each county.
📍 Hamlin County at a Glance
| County | Hamlin County |
| County population (2024 est.) | 6,596 Source: www2.census.gov ↗ |
| Also partly in | Brookings County |
⚖️ Hamlin County Clerk of Court
| Address | 350 Fourth Street, Hayti, SD 57241-0256 |
| Directions | Get directions ↗ |
| Phone | (605) 783-3751 |
| Hours | 8:30 a.m. to 4:30 p.m., Monday-Thursday; 9:30 a.m. to 4:00 p.m. on Friday |
| Records available | South Dakota Circuit Court and magistrate court case records for the county (civil, criminal, divorce, probate, small claims) |
| Official website | Not stated |
| Sources | ujs.sd.gov/…/hamlin-county ↗ |
| Last verified | October 17, 2026 |
See the full Hamlin County records page →
↑ Back to record types📋 Where to Get Records for Lake Poinsett
Where to get the most-requested public records for people and property in Lake Poinsett, SD:
📋 Lake Poinsett Records Guide
| Birth & death certificates | South Dakota Department of Health – Vital RecordsCertified birth and death certificates for South Dakota are issued by the state vital records office; in some places a county or local office can also issue copies. |
| Deeds & property records | In South Dakota, deeds, mortgages and other land records are recorded by the county Register of Deeds. |
| Court cases & divorce | Hamlin County courthouse. Divorce cases in South Dakota are heard by the Circuit Court in each county. |
| Wills & estates | Wills and estates in South Dakota are handled by the Circuit Court in each county. |
| State court system | South Dakota Unified Judicial System |
| Sex offender registry | South Dakota Sex Offender Registry |