4359 Shamrock Dr, Monrovia — tax account 1109592015
Single-family house built in 2016, 2,732 ft² on 0.39 acres in Monrovia, Frederick County, assessed at $764,900; last transfer December 23, 2025 for $845,000.
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 | 1109592015 |
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| Map, grid, parcel | Map 88 Grid 21 Parcel 198 · Lot 139 |
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| Location | 4359 Shamrock Dr, Monrovia MD 21770 |
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| Jurisdiction | Frederick County |
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Land
| Land use | Residential (R) |
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| Acreage | 0.386 acres (16,814 ft²) |
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Structure
| Year built | 2016 |
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| Above-grade area | 2,732 ft² |
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| Style | 1 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 | $213,600 |
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| Improvements | $551,300 |
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| Total | $764,900 |
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Last transfer
| Date | December 23, 2025 |
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| Consideration | $845,000 |
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| Deed reference | liber 16920, folio 0040 |
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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 60% above the median residential account in Frederick County ($477,300, 67,390 accounts).
- The last transfer price is 10% 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 1109592015
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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