15821 Frederick Rd, Derwood — tax account 160400769018
Industrial built in 1994, 1,216 ft² on 0.68 acres in Derwood, Montgomery County, assessed at $1,952,100; last transfer February 3, 2026 for $4,158,000.
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 | 160400769018 |
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| Map, grid, parcel | Map GS12 Parcel N427 |
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| Location | 15821 Frederick Rd, Derwood MD 20855 |
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| Jurisdiction | Montgomery County |
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| Subdivision | Rockville Outside |
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Land
| Land use | Industrial (I) |
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| Zoning | CR20 |
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| Acreage | 0.682 acres (29,708 ft²) |
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Structure
| Year built | 1994 |
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| Above-grade area | 1,216 ft² |
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| Style | STORE Convenience Store |
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| Building type | STORE Convenience Store |
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| Quality grade | 4 (on a scale of 1 to 9) |
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| Stories | 1 |
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Assessment — September 2023
| Land | $946,400 |
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| Improvements | $1,005,700 |
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| Total | $1,952,100 |
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Last transfer
| Date | February 3, 2026 |
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| Consideration | $4,158,000 |
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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 5% below the median industrial account in Montgomery County ($2,063,200, 1,342 accounts).
- The last transfer price is 113% 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 160400769018
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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