11531 Paramus Dr, Gaithersburg — tax account 160602535178
Single-family house built in 1987, 2,420 ft² on 0.32 acres in Gaithersburg, Montgomery County, assessed at $990,400; last transfer August 20, 2025 for $999,000.
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 | 160602535178 |
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| Map, grid, parcel | Map FR12 · Block D Lot 9 |
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| Location | 11531 Paramus Dr, Gaithersburg MD 20878 |
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| Jurisdiction | Montgomery County |
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| Subdivision | Dufief Mill Estates |
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Land
| Land use | Residential (R) |
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| Zoning | R200 |
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| Acreage | 0.319 acres (13,896 ft²) |
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Structure
| Year built | 1987 |
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| Above-grade area | 2,420 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 | 4 (on a scale of 1 to 9) |
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Assessment — October 2024
| Land | $364,200 |
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| Improvements | $626,200 |
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| Total | $990,400 |
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Last transfer
| Date | August 20, 2025 |
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| Consideration | $999,000 |
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| Deed reference | liber 15346, folio 0521 |
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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 59% above the median residential account in Montgomery County ($623,400, 248,486 accounts).
- The last transfer price is 1% 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 160602535178
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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