9513 Key West Ave, Rockville — tax account 160902676405

Commercial built in 1986, 109,787 ft² on 5.68 acres in Rockville, Montgomery County, assessed at $4,000,000; last transfer September 2, 2025 for $7,432,200.

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	160902676405
Map, grid, parcel	Map FS34 Parcel N190
Location	9513 Key West Ave, Rockville MD 20850
Jurisdiction	Montgomery County
Subdivision	Gaithersburg Outside
Plat	16265

Land

Land use	Commercial (C)
Zoning	CR15
Acreage	5.680 acres (247,421 ft²)

Structure

Year built	1986
Above-grade area	109,787 ft²
Style	OFFICE Office Building
Building type	OFFICE Office Building
Quality grade	4 (on a scale of 1 to 9)
Stories	4

Assessment — August 2023

Land	$3,999,900
Improvements	$100
Total	$4,000,000

Last transfer

Date	September 2, 2025
Consideration	$7,432,200
Deed reference	liber 64842, folio 0148

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 168% above the median commercial account in Montgomery County ($1,492,550, 3,736 accounts).
The last transfer price is 86% 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 160902676405

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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