509 Oak Knoll Ter, Rockville — tax account 160403369003

Single-family house built in 2004, 3,682 ft² on 0.12 acres in Rockville, Montgomery County, assessed at $1,231,300; last transfer June 9, 2026 for $1,350,000.

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	160403369003
Map, grid, parcel	Map FR56 · Block R Lot 80
Location	509 Oak Knoll Ter, Rockville MD 20850
Jurisdiction	Montgomery County
Subdivision	Fallsgrove
Plat	22107

Land

Land use	Residential (R)
Zoning	CPD1
Acreage	0.124 acres (5,401 ft²)

Structure

Year built	2004
Above-grade area	3,682 ft²
Style	2 Story With Basement
Building type	Standard Unit
Construction	Frame
Quality grade	6 (on a scale of 1 to 9)

Assessment — October 2024

Land	$428,100
Improvements	$803,200
Total	$1,231,300

Last transfer

Date	June 9, 2026
Consideration	$1,350,000
Deed reference	liber 27669, folio 0261

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 98% above the median residential account in Montgomery County ($623,400, 248,486 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.

First page of a sample Maryland Property Report

The report for account 160403369003

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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