939 Placid Ct, Arnold — tax account 020387631841352
Single-family house built in 1979, 3,084 ft² on 0.85 acres in Arnold, Anne Arundel County, assessed at $877,100; last transfer September 15, 2025 for $1,800,000.
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 | 020387631841352 |
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| Map, grid, parcel | Map 33 Grid 19 Parcel 106 · Lot 106 |
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| Location | 939 Placid Ct, Arnold MD 21012 |
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| Jurisdiction | Anne Arundel County |
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| Subdivision | Ulmstead Estates |
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| Plat | 3 |
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Land
| Land use | Residential (R) |
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| Zoning | R2 |
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| Acreage | 0.849 acres (36,982 ft²) |
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Structure
| Year built | 1979 |
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| Above-grade area | 3,084 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 | 4 (on a scale of 1 to 9) |
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Assessment — December 2024
| Land | $350,200 |
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| Improvements | $526,900 |
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| Total | $877,100 |
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| Homestead qualification code | 1 |
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Last transfer
| Date | September 15, 2025 |
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| Consideration | $1,800,000 |
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| Deed reference | liber 18375, folio 0326 |
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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 93% above the median residential account in Anne Arundel County ($454,400, 175,949 accounts).
- The last transfer price is 105% 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 020387631841352
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