411 Oak Knoll Dr, Rockville — tax account 160403338981
Townhouse built in 2002, 1,692 ft² on 0.03 acres in Rockville, Montgomery County, assessed at $695,000; last transfer August 26, 2025 for $746,000.
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 | 160403338981 |
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| Map, grid, parcel | Map FR56 · Block K Lot 15 |
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| Location | 411 Oak Knoll Dr, Rockville MD 20850 |
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| Jurisdiction | Montgomery County |
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| Subdivision | Fallsgrove |
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| Plat | 21818 |
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Land
| Land use | Residential (R) |
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| Zoning | R200 |
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| Acreage | 0.025 acres (1,089 ft²) |
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Structure
| Year built | 2002 |
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| Above-grade area | 1,692 ft² |
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| Style | Townhouse-Center Unit 3 Story No Basemen |
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| Building type | Center 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 2024
| Land | $333,500 |
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| Improvements | $361,500 |
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| Total | $695,000 |
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Last transfer
| Date | August 26, 2025 |
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| Consideration | $746,000 |
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| Deed reference | liber 60067, folio 0055 |
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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 11% above the median residential account in Montgomery County ($623,400, 248,486 accounts).
- The last transfer price is 7% 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 160403338981
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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