11911 Castlegate Ct, Rockville — tax account 160403229432
Townhouse built in 1998, 2,736 ft² in Rockville, Montgomery County, assessed at $900,000; last transfer September 3, 2025 for $919,000.
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 | 160403229432 |
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| Map, grid, parcel | Map GQ56 |
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| Location | 11911 Castlegate Ct, Rockville MD 20852 |
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| Jurisdiction | Montgomery County |
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| Subdivision | Cherington [CN] |
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| Plat | 7500 |
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Land
| Land use | Residential Condominium (U) |
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| Zoning | R20 |
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Structure
| Year built | 1998 |
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| Above-grade area | 2,736 ft² |
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| Style | HOUSING Condominium (residential) |
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| Building type | Condo Townhouse |
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Assessment — February 2023
| Land | $270,000 |
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| Improvements | $630,000 |
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| Total | $900,000 |
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| Homestead qualification code | 1 |
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Last transfer
| Date | September 3, 2025 |
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| Consideration | $919,000 |
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| Deed reference | liber 67743, folio 0076 |
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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 246% above the median residential condominium account in Montgomery County ($260,000, 64,102 accounts).
- The last transfer price is 2% 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 160403229432
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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