18527 Denhigh Cir, Olney — tax account 160803099416
Single-family house built in 2000, 2,834 ft² on 0.23 acres in Olney, Montgomery County, assessed at $860,700; last transfer August 22, 2025 for $865,000.
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 | 160803099416 |
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| Map, grid, parcel | Map HT12 · Block J Lot 133 |
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| Location | 18527 Denhigh Cir, Olney MD 20832 |
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| Jurisdiction | Montgomery County |
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| Subdivision | Barnsley Manor Estates |
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| Plat | 19690 |
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Land
| Land use | Residential (R) |
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| Zoning | RE1 |
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| Acreage | 0.235 acres (10,237 ft²) |
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Structure
| Year built | 2000 |
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| Above-grade area | 2,834 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 — January 2026
| Land | $275,600 |
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| Improvements | $585,100 |
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| Total | $860,700 |
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Last transfer
| Date | August 22, 2025 |
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| Consideration | $865,000 |
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| Deed reference | liber 47084, folio 0321 |
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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 38% above the median residential account in Montgomery County ($623,400, 248,486 accounts).
- The last transfer price is 0% 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 160803099416
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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