20014 Haller Ave, Poolesville — tax account 160302854051
Single-family house built in 1990, 4,204 ft² on 0.67 acres in Poolesville, Montgomery County, assessed at $1,031,500; last transfer September 18, 2025 for $965,000.
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 | 160302854051 |
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| Map, grid, parcel | Map CT12 · Block A Lot 36 |
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| Location | 20014 Haller Ave, Poolesville MD 20837 |
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| Jurisdiction | Montgomery County |
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| Subdivision | Poolesville Town A-Z |
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Land
| Land use | Residential (R) |
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| Zoning | PRA |
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| Acreage | 0.667 acres (29,055 ft²) |
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Structure
| Year built | 1990 |
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| Above-grade area | 4,204 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 — October 2024
| Land | $207,100 |
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| Improvements | $824,400 |
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| Total | $1,031,500 |
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| Homestead qualification code | 1 |
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Last transfer
| Date | September 18, 2025 |
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| Consideration | $965,000 |
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| Deed reference | liber 66577, folio 0437 |
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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 65% above the median residential account in Montgomery County ($623,400, 248,486 accounts).
- The last transfer price is 6% 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 160302854051
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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