10100 Norton Rd, Potomac — tax account 161001639101
Single-family house built in 1989, 8,111 ft² on 2.00 acres in Potomac, Montgomery County, assessed at $3,261,600; last transfer December 19, 2025 for $3,395,000.
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 | 161001639101 |
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| Map, grid, parcel | Map FP34 · Block A Lot 7 |
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| Location | 10100 Norton Rd, Potomac MD 20854 |
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| Jurisdiction | Montgomery County |
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| Subdivision | River Oaks Farm |
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| Plat | 10742 |
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Land
| Land use | Exempt (E) |
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| Zoning | RE2 |
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| Acreage | 2.000 acres (87,120 ft²) |
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Structure
| Year built | 1989 |
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| Above-grade area | 8,111 ft² |
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| Style | 2 Story With Basement |
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| Building type | Standard Unit |
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| Construction | Brick |
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| Quality grade | 8 (on a scale of 1 to 9) |
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Assessment — January 2026
| Land | $572,000 |
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| Improvements | $2,689,600 |
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| Total | $3,261,600 |
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Last transfer
| Date | December 19, 2025 |
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| Consideration | $3,395,000 |
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| Deed reference | liber 37971, folio 0181 |
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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 930% above the median exempt account in Montgomery County ($316,700, 11,153 accounts).
- The last transfer price is 4% 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 161001639101
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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