3405 Thornapple St, Chevy Chase — tax account 160700522120
Single-family house built in 2017, 2,446 ft² on 0.23 acres in Chevy Chase, Montgomery County, assessed at $2,470,300; last transfer November 24, 2025 for $2,275,000.
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 | 160700522120 |
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| Map, grid, parcel | Map HN56 · Block 6 Lot P1 |
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| Location | 3405 Thornapple St, Chevy Chase MD 20815 |
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| Jurisdiction | Montgomery County |
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| Subdivision | Martins (Add) |
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Land
| Land use | Residential (R) |
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| Zoning | R60 |
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| Acreage | 0.230 acres (10,019 ft²) |
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Structure
| Year built | 2017 |
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| Above-grade area | 2,446 ft² |
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| Style | 2 Story With Basement |
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| Building type | Standard Unit |
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| Construction | Siding |
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| Quality grade | 9 (on a scale of 1 to 9) |
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Assessment — January 2026
| Land | $848,800 |
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| Improvements | $1,621,500 |
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| Total | $2,470,300 |
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| Homestead qualification code | 1 |
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Last transfer
| Date | November 24, 2025 |
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| Consideration | $2,275,000 |
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| Deed reference | liber 55402, folio 0485 |
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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 296% above the median residential account in Montgomery County ($623,400, 248,486 accounts).
- The last transfer price is 8% below 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 160700522120
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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