4739 Marianne Dr, Mount Airy — tax account 1109282866
Single-family house built in 1992, 2,987 ft² on 2.62 acres in Mount Airy, Frederick County, assessed at $724,700; last transfer April 14, 2026 for $865,046.
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 | 1109282866 |
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| Map, grid, parcel | Map 89 Grid 15 Parcel 255 · Lot 22 |
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| Location | 4739 Marianne Dr, Mount Airy MD 21771 |
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| Jurisdiction | Frederick County |
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| Plat | 3 |
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Land
| Land use | Residential (R) |
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| Zoning | R1 |
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| Acreage | 2.620 acres (114,127 ft²) |
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Structure
| Year built | 1992 |
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| Above-grade area | 2,987 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 | 5 (on a scale of 1 to 9) |
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Assessment — October 2024
| Land | $232,200 |
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| Improvements | $492,500 |
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| Total | $724,700 |
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| Homestead qualification code | 1 |
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Last transfer
| Date | April 14, 2026 |
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| Consideration | $865,046 |
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| Deed reference | liber 01838, folio 0999 |
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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 52% above the median residential account in Frederick County ($477,300, 67,390 accounts).
- The last transfer price is 19% 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 1109282866
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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