10405 Boswell Ln, Potomac — tax account 160400047597

Single-family house built in 2018, 10,018 ft² on 1.00 acres in Potomac, Montgomery County, assessed at $2,280,400; last transfer June 4, 2026 for $2,600,000.

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	160400047597
Map, grid, parcel	Map FR34 Parcel P633
Location	10405 Boswell Ln, Potomac MD 20854
Jurisdiction	Montgomery County
Subdivision	Rockville Outside Residences 3

Land

Land use	Residential (R)
Zoning	RE1
Acreage	1.000 acres (43,560 ft²)

Structure

Year built	2018
Above-grade area	10,018 ft²
Style	2 Story With Basement
Building type	Standard Unit
Construction	Stucco
Quality grade	8 (on a scale of 1 to 9)

Assessment — November 2023

Land	$525,900
Improvements	$1,754,500
Total	$2,280,400
Homestead qualification code	1

Last transfer

Date	June 4, 2026
Consideration	$2,600,000
Deed reference	liber 54953, folio 0101

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 266% above the median residential account in Montgomery County ($623,400, 248,486 accounts).
The last transfer price is 14% 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.

First page of a sample Maryland Property Report

The report for account 160400047597

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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