3 E Diamond Ave, Gaithersburg, MD 20877 Property Records

Montgomery County property record for 3 E Diamond Ave, Gaithersburg, MD 20877

Property Summary

Property Type	Commercial Office
Details	9,912 sqft · built 2005
Lot Size	0.943 acres (41,081 sqft)
Owner	Company Name on File
Tax Bill	$42,018 (2025)
Flood Zone	Zone X (minimal risk)
APN	`09-03257565`

Property Details

APN / Parcel Number

Primary APN	`09-03257565`
Alternative APN	`03257565`

Interior

Units	5 Units
Stories	1 Story
Building Area	9,912 sqft Gross Area
1st Floor Area	9,912 sqft
Fire Sprinklers	Fire Sprinklers
Elevator	Elevator

Exterior

Year Built	Built 2005
Effective Year Built	Effective 2005
Fire Resistance	Masonry Walls, Wood Interior
Lot Area	41,081 sqft (0.943 acres)
View / Lot	Commercial/Industrial

Utilities, Heating & Cooling

Cooling System	Central
Heating System	HVAC

Location & Zoning

Account Number	03257565
Street Address	3 E DIAMOND AVE
City	GAITHERSBURG
State	MD
Zip	20877-3143
Property Category	Commercial
Property Type	Commercial > Office > Commercial Office
Local Zoning Code	CBD
Legal Description	PAR C ROCKVILLE FUEL & FEED CO
Legal Subdivision	GAITHERSBURG TOWN
Legal Block	3
Legal Lot Number	C
Jurisdiction	MONTGOMERY MD
Township / Civil Division	9
Census Block Group	3
Census Block	3003
Census Tract	700723

Owner

Source: Montgomery County records · APN 09-03257565

Assessment roll updated August 17, 2026 · Last verified August 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Company Name on File
Mailing Address	PO BOX 226, HAGERSTOWN, MD 21741-0226
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	May 09, 2003
Deed Sale	May 09, 2003
Deed Document Number	2003270215
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Montgomery County records · Assessment roll updated August 17, 2026 · Last verified August 2026

Property Jurisdictions

Type	Name
State	Maryland
County	Montgomery County
Municipality	Gaithersburg City
Unified School District	Montgomery County Public Schools (PK - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$3,028,000 (+1.44%) Land $720,100 Building $2,307,900	$3,028,000 (-) Land $720,100 Building $2,307,900
2025	$42,018.00 (+4.94%)	$2,985,067 (+2.96%)	$3,028,000 (+4.44%) Land $720,100 Building $2,307,900
2023		$2,899,200 Land $654,800 Building $2,244,400	$2,899,200 Land $654,800 Building $2,244,400
2022	$40,040.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of April 12, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300
Xfinity Cable	2,000 / 250
Radiate Holdings Cable	1,500 / 50
AT&T Fixed Wireless	100 / 20
T-Mobile USA Fixed Wireless	100 / 20

Based on FCC filings for 230 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	WASHINGTON SUBURBAN SANITARY COMMISSION serves 1,900,000 people
Water Source	Surface water
Last State Inspection	May 2025
Lead	Under 1 ppb (2018–2020) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.