345 Chestertown St, Gaithersburg — tax account 160903034182
Single-family house built in 1994, 1,638 ft² on 0.06 acres in Gaithersburg, Montgomery County, assessed at $790,000; last transfer July 6, 2026 for $1,050,000.
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 | 160903034182 |
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| Map, grid, parcel | Map ES56 · Block PP Lot 48 |
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| Location | 345 Chestertown St, Gaithersburg MD 20878 |
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| Jurisdiction | Montgomery County |
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| Subdivision | Kentlands Hill District |
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| Plat | 19070 |
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Land
| Land use | Residential (R) |
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| Zoning | MXD |
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| Acreage | 0.063 acres (2,744 ft²) |
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Structure
| Year built | 1994 |
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| Above-grade area | 1,638 ft² |
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| Style | 2 Story With Basement |
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| Building type | Standard 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 — November 2023
| Land | $300,000 |
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| Improvements | $490,000 |
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| Total | $790,000 |
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Last transfer
| Date | July 6, 2026 |
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| Consideration | $1,050,000 |
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| Deed reference | liber 66044, folio 0416 |
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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 27% above the median residential account in Montgomery County ($623,400, 248,486 accounts).
- The last transfer price is 33% 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 160903034182
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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