4315 Doncaster Dr, Ellicott City — tax account 1402401274
Single-family house built in 2002, 2,821 ft² on 0.63 acres in Ellicott City, Howard County, assessed at $871,300; last transfer August 14, 2025 for $970,000.
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 | 1402401274 |
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| Map, grid, parcel | Map 31 Grid 3 Parcel 814 · Lot 200 |
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| Location | 4315 Doncaster Dr, Ellicott City MD 21043 |
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| Jurisdiction | Howard County |
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| Subdivision | Autumn View |
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| Plat | 14935 |
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Land
| Land use | Residential (R) |
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| Zoning | RED |
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| Acreage | 0.626 acres (27,269 ft²) |
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Structure
| Year built | 2002 |
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| Above-grade area | 2,821 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 — January 2024
| Land | $258,100 |
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| Improvements | $613,200 |
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| Total | $871,300 |
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| Homestead qualification code | 1 |
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Last transfer
| Date | August 14, 2025 |
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| Consideration | $970,000 |
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| Deed reference | liber 06239, folio 0587 |
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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 28% above the median residential account in Howard County ($681,000, 62,119 accounts).
- The last transfer price is 11% 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 1402401274
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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