504 Ashaway Ln, Upper Marlboro — tax account 17073639580
Single-family house built in 2006, 3,826 ft² on 0.24 acres in Upper Marlboro, Prince George's County, assessed at $847,700; last transfer April 8, 2026 for $875,000.
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 | 17073639580 |
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| Map, grid, parcel | Map 76 Grid D1 · Block B Lot 11 |
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| Location | 504 Ashaway Ln, Upper Marlboro MD 20774 |
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| Jurisdiction | Prince George's County |
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| Subdivision | Oak Creek Club |
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| Plat | 203019 |
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Land
| Land use | Residential (R) |
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| Zoning | LCD |
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| Acreage | 0.236 acres (10,280 ft²) |
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Structure
| Year built | 2006 |
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| Above-grade area | 3,826 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 | $201,200 |
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| Improvements | $646,500 |
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| Total | $847,700 |
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Last transfer
| Date | April 8, 2026 |
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| Consideration | $875,000 |
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| Deed reference | liber 31908, folio 0334 |
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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 99% above the median residential account in Prince George's County ($425,400, 184,855 accounts).
- The last transfer price is 3% 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 17073639580
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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