16831 Swanson Rd, Upper Marlboro — tax account 17030204537
Single-family house built in 2008, 6,336 ft² on 5.31 acres in Upper Marlboro, Prince George's County, assessed at $974,000; last transfer January 16, 2026 for $1,275,000.
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 | 17030204537 |
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| Map, grid, parcel | Map 86 Grid F3 · Lot 2 |
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| Location | 16831 Swanson Rd, Upper Marlboro MD 20774 |
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| Jurisdiction | Prince George's County |
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| Subdivision | Swanson Estates |
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| Plat | 157046 |
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Land
| Land use | Exempt (E) |
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| Zoning | AG |
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| Acreage | 5.310 acres (231,304 ft²) |
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Structure
| Year built | 2008 |
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| Above-grade area | 6,336 ft² |
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| Style | 2 Story With Basement |
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| Building type | Standard Unit |
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| Construction | Frame |
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| Quality grade | 5 (on a scale of 1 to 9) |
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Assessment — December 2024
| Land | $265,600 |
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| Improvements | $708,400 |
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| Total | $974,000 |
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Last transfer
| Date | January 16, 2026 |
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| Consideration | $1,275,000 |
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| Deed reference | liber 42909, folio 0290 |
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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 155% above the median exempt account in Prince George's County ($381,400, 17,873 accounts).
- The last transfer price is 31% 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 17030204537
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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