23155 Greenstone Dr, Leonardtown — tax account 1903077160
Single-family house built in 2020, 4,688 ft² on 1.52 acres in Leonardtown, St. Mary's County, assessed at $1,236,500; last transfer December 30, 2025 for $1,300,000.
From the State Department of Assessments and Taxation file as published by the Maryland Department of Planning (MD iMAP) — not the official record. Open the official SDAT record.
Account
| Tax account number | 1903077160 |
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| Map, grid, parcel | Map 31 Grid 18 Parcel 316 · Lot 21 |
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| Location | 23155 Greenstone Dr, Leonardtown MD 20650 |
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| Jurisdiction | St. Mary's County |
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| Subdivision | The Preserve at Big Chestnut |
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| Plat | 61 46 |
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Land
| Land use | Residential (R) |
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| Zoning | RPD |
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| Acreage | 1.520 acres (66,211 ft²) |
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Structure
| Year built | 2020 |
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| Above-grade area | 4,688 ft² |
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| Style | 2 Story With Basement |
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| Building type | Standard Unit |
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| Construction | Siding |
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| Quality grade | 6 (on a scale of 1 to 9) |
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Assessment — January 2026
| Land | $132,600 |
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| Improvements | $1,103,900 |
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| Total | $1,236,500 |
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| Homestead qualification code | 1 |
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Last transfer
| Date | December 30, 2025 |
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| Consideration | $1,300,000 |
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| Deed reference | liber 05189, folio 0162 |
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What this means
- Maryland reassesses each property every three years; increases are phased in over the following three years, and the Homestead Tax Credit caps the yearly increase on a principal residence.
- Assessed 259% above the median residential account in St. Mary's County ($344,900, 37,183 accounts).
- The last transfer price is 5% above the current assessment.
Parcel point of the Maryland Department of Planning — not a survey.
Data: Maryland Department of Planning / SDAT, MD iMAP Parcel Points, retrieved November 1, 2026. Sources and freshness. No owner names or mailing addresses are published.
The report for account 1903077160
This page shows the assessment record. The report adds what lies around the property: FEMA flood zone, Critical Area designation, wetlands, contaminated land sites nearby and historic properties.
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