6321 Grafton Farm Dr, Gaithersburg — tax account 160103243741
Single-family house built in 1999, 3,526 ft² on 1.70 acres in Gaithersburg, Montgomery County, assessed at $792,800; last transfer April 27, 2026 for $967,750.
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 | 160103243741 |
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| Map, grid, parcel | Map GU56 · Block A Lot 130 |
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| Location | 6321 Grafton Farm Dr, Gaithersburg MD 20882 |
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| Jurisdiction | Montgomery County |
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| Subdivision | Brookefield |
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| Plat | 20868 |
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Land
| Land use | Residential (R) |
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| Zoning | RE1 |
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| Acreage | 1.699 acres (74,008 ft²) |
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Structure
| Year built | 1999 |
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| Above-grade area | 3,526 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 — October 2023
| Land | $261,100 |
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| Improvements | $531,700 |
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| Total | $792,800 |
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Last transfer
| Date | April 27, 2026 |
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| Consideration | $967,750 |
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| Deed reference | liber 17691, folio 0433 |
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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 27% above the median residential account in Montgomery County ($623,400, 248,486 accounts).
- The last transfer price is 22% 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 160103243741
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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