4270 Deborah Ct, Mount Airy — tax account 1118388251
Single-family house built in 1989, 2,782 ft² on 0.94 acres in Mount Airy, Frederick County, assessed at $676,900; last transfer October 16, 2025 for $729,750.
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 | 1118388251 |
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| Map, grid, parcel | Map 98 Grid 6 Parcel 251 · Lot 12 |
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| Location | 4270 Deborah Ct, Mount Airy MD 21771 |
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| Jurisdiction | Frederick County |
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| Plat | 39 134 |
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Land
| Land use | Residential (R) |
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| Zoning | R1 |
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| Acreage | 0.937 acres (40,816 ft²) |
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Structure
| Year built | 1989 |
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| Above-grade area | 2,782 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 | 5 (on a scale of 1 to 9) |
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Assessment — October 2024
| Land | $170,700 |
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| Improvements | $506,200 |
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| Total | $676,900 |
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Last transfer
| Date | October 16, 2025 |
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| Consideration | $729,750 |
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| Deed reference | liber 03554, folio 0599 |
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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 42% above the median residential account in Frederick County ($477,300, 67,390 accounts).
- The last transfer price is 8% 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 1118388251
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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