3 Quantum Ln, Gaithersburg, MD 20877 Property Records

Montgomery County property record for 3 Quantum Ln, Gaithersburg, MD 20877

Property Summary

Property Type	Single Family Home
Details	2.5 ba · 2,577 sqft · built 1988
Lot Size	0.147 acres (6,380 sqft)
Owner	2 Individual Names on Record
Last Sale	$600,000 (Mar 2023)
Tax Bill	$6,738 (2025)
Deeds & Mortgages	Aug 2026 Line of Credit Nov 2023 Line of Credit + 2 more
Flood Zone	Zone X (minimal risk)
APN	`09-02695352`

Property Details

APN / Parcel Number

Primary APN	`09-02695352`
Alternative APN	`02695352`

Interior

Full Baths	2.5 Baths
Half Baths	1 Half Bath
Stories	2 Stories
Building Area	2,577 sqft Living Area
Gross Area	2,981 sqft
1st Floor Area	1,092 sqft
Basement Area	681 sqft
Finished Basement	681 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1988
Effective Year Built	Effective 1988
Architectural Style	Bi-Level
Exterior Material	Siding
Roof Material	Composition Shingle
Lot Area	6,380 sqft (0.147 acres)
Garage Type	Attached
Garage Area	404 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Porch
Porch Area	48 sqft
Deck Area	180 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	HVAC
Sewer	Municipal

Location & Zoning

Account Number	02695352
Street Address	3 QUANTUM LN
City	GAITHERSBURG
State	MD
Zip	20877-3458
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R6
Legal Description	SAYBROOKE
Legal Subdivision	SAYBROOKE
Legal Block	A
Legal Lot Number	32
Jurisdiction	MONTGOMERY MD
Township / Civil Division	9
Census Block Group	2
Census Block	2001
Census Tract	700720

Owner

Source: Montgomery County records, as of August 28, 2026

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

Owner of Record	2 Individual Names on Record
Mailing Address	3 QUANTUM LN, GAITHERSBURG, MD 20877-3458
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Tenants by the Entirety

Deeds, Mortgages & Sale History

Date	Document
Aug 14, 2026	Deed of Trust, Mortgage · Line of Credit ATLANTIC BANK
Nov 21, 2023	Deed of Trust, Mortgage · Line of Credit SANDY SPRING BANK
Mar 28, 2023	Special Warranty Deed, Transfer · Conventional Mortgage GEORGE MASON MORTGAGE LLC
Feb 11, 2021	Deed, Transfer · Conventional Mortgage CITYWORTH MORTGAGE LLC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 29, 2023 · Amount on Record
Deed Sale	Mar 29, 2023 · Amount on Record
Prior Sale	Mar 28, 2023 · Amount on Record
Deed Book / Page	66848 / 105
Record Updated	Oct 29, 2026

August 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MONTGOMERY MD
Recording Date	Aug 14, 2026
Property Address	3 QUANTUM LN, GAITHERSBURG, MD 20877-3458
Document Number	7083000029
Book / Page	70833 / 29
Instrument Date	Aug 8, 2026
Transaction Type	Mortgage
Record Updated	Sep 9, 2026
Title Company	NONE LISTED ON DOCUMENT

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3 QUANTUM LN, GAITHERSBURG, MD 20877-3458

Mortgage

Document Number	7083000029,
Date	Aug 14, 2026
Book Page	70833/29

Lender

Name	ATLANTIC BANK

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Aug 20, 2056

Interest

Max Rate	-1%

November 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MONTGOMERY MD
Property Address	3 QUANTUM LN, GAITHERSBURG, MD 20877-3458
Transaction Type	Mortgage
Record Updated	Dec 13, 2023

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3 QUANTUM LN, GAITHERSBURG, MD 20877-3458

Mortgage

Document Number	0675600051
Date	Nov 21, 2023
Book Page	67560/51

Lender

Name	SANDY SPRING BANK
Type	Bank
Address	COLUMBIA, MD 21046

Agreement

Type	Line of Credit
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

March 2023: Special Warranty Deed, Transfer

Document Type	Special Warranty Deed
Jurisdiction	MONTGOMERY MD
Recording Date	Mar 28, 2023
Property Address	3 QUANTUM LN, GAITHERSBURG, MD 20877-3458
Document Number	0668480105
Book / Page	66848 / 105
Map Reference	MB 142 PL 16340
Instrument Date	Mar 23, 2023
Transaction Type	Transfer
Record Updated	Apr 25, 2023
Title Company	TITLE FORWARD

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$3,000.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	70 UPPER ROCK CIR # CIR221, CIR221, ROCKVILLE, MD 20850-4239

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants by the Entirety
Address	3 QUANTUM LN, GAITHERSBURG, MD 20877-3458

Mortgage

Document Number	0066848112
Date	Mar 28, 2023
Instrument	66848/112

Lender

Name	GEORGE MASON MORTGAGE LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Apr 1, 2053

Interest

Rate Type	Adjustable Rate
Rate	6.49%
Type Change Date	Apr 1, 2030
Change Frequency	Annually
Min Rate At Change	4.49%
Max Rate At Change	8.49%
Index	1-Year T-Bill
Margin	3
Max Rate	12.4%

February 2021: Deed, Transfer

Document Type	Deed
Jurisdiction	MONTGOMERY MD
Recording Date	Feb 11, 2021
Property Address	3 QUANTUM LN, GAITHERSBURG, MD 20877-3458
Document Number	0618610496
Book / Page	61861 / 496
Map Reference	MB 142 PL 16340
Instrument Date	Dec 29, 2020
Transaction Type	Transfer
Record Updated	Aug 20, 2021
Title Company	FIDELITY NATIONAL TTL INS CO

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$6,375.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants in Severalty
Address	3 QUANTUM LN, GAITHERSBURG, MD 20877-3458

Mortgage

Document Number	61861504
Date	Feb 11, 2021
Instrument	61861/504

Lender

Name	CITYWORTH MORTGAGE LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	359 Months
Due	Jan 1, 2051

Tax Assessment & Valuation

Source: Montgomery County assessment roll, as of August 17, 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

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$605,600 (+9.42%) Land $180,300 Building $425,300	$605,600 (-) Land $180,300 Building $425,300
2025	$6,738.00 (+30.66%)	$553,467 (+23.21%)	$605,600 (+34.82%) Land $180,300 Building $425,300
2023		$449,200 Land $180,300 Building $268,900	$449,200 Land $180,300 Building $268,900
2022	$5,157.00

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

Flood

Source: FEMA National Flood Hazard Layer, effective April 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	2 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 97% of the US · lower than 94% of Maryland
Wildfire Likelihood	Under 0.01% annual chance
Exposure	Direct burnable vegetation

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	WASHINGTON SUBURBAN SANITARY COMMISSION serves 1,900,000 people · EPA ID MD0150005
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, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 518 locations within half a mile, as of December 31, 2025

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

May also be available: T-Mobile.

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