818 Jonker Ct, Gaithersburg, MD 20878 Property Records

Montgomery County property record for 818 Jonker Ct, Gaithersburg, MD 20878

Property Summary

Property Type	Single Family Home
Details	3 ba · 1,920 sqft · built 1970
Lot Size	0.309 acres (13,449 sqft)
Owner	2 Individual Names on Record
Last Sale	$359,900 (Mar 2004)
Tax Bill	$5,993 (2025)
Deeds & Mortgages	Apr 2026 Mortgage Oct 2021 Mortgage + 3 more
Flood Zone	Zone X (minimal risk)
APN	`09-00827216`

Property Details

APN / Parcel Number

Primary APN	`09-00827216`
Alternative APN	`00827216`

Interior

Full Baths	3 Baths
Stories	1 Story
Building Area	1,920 sqft Living Area
1st Floor Area	1,320 sqft
Basement Area	600 sqft
Finished Basement	600 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1970
Effective Year Built	Effective 1970
Architectural Style	Townhouse
Construction Type	Frame
Roof Material	Composition Shingle
Lot Area	13,449 sqft (0.309 acres)
Garage Type	Carport
Garage Area	312 sqft
Carport	Carport
Carport Area	312 sqft
Parking Spaces	1 Parking Space
Porch	Open Porch
Porch Area	88 sqft
Deck Area	288 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	HVAC
Sewer	Municipal

Location & Zoning

Account Number	00827216
Street Address	818 JONKER CT
City	GAITHERSBURG
State	MD
Zip	20878-1881
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R90
Legal Description	DIAMOND COURTS
Legal Subdivision	DIAMOND COURTS
Legal Block	C
Legal Lot Number	54
Jurisdiction	MONTGOMERY MD
Township / Civil Division	9
Census Block Group	2
Census Block	2000
Census Tract	700823

Owner

Source: Montgomery County records, as of August 17, 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	818 JONKER CT, GAITHERSBURG, MD 20878-1881
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Tenants by the Entirety

Deeds, Mortgages & Sale History

Date	Document
Apr 2, 2026	Deed of Trust, Mortgage · Conventional Mortgage ROCKET MORTGAGE LLC
Oct 12, 2021	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC
Dec 20, 2021	Deed of Trust, Mortgage · Conventional Mortgage ROCKET MORTGAGE LLC
Apr 11, 2020	Deed of Trust, Mortgage · VA Mortgage QUICKEN LNS
May 9, 2019	Deed of Trust, Mortgage · Conventional with PMI BRANCH BK&TR

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 5, 2004 · Amount on Record
Deed Sale	Mar 5, 2004 · Amount on Record
Deed Document Number	2004298741
Deed Book / Page	26911 / 775
Record Updated	Sep 20, 2026

April 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MONTGOMERY MD
Recording Date	Apr 2, 2026
Property Address	818 JONKER CT, GAITHERSBURG, MD 20878-1881
Document Number	7031000139
Book / Page	70316 / 139
Instrument Date	Mar 25, 2026
Transaction Type	Mortgage
Record Updated	Jul 12, 2026
Title Company	WFG NATIONAL TITLE INSURANCE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	818 JONKER CT, GAITHERSBURG, MD 20878-1881

Mortgage

Document Number	7031000139,
Date	Apr 2, 2026
Book Page	70316/139

Lender

Name	ROCKET MORTGAGE LLC

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	240 Months
Due	Apr 1, 2046

Interest

Rate Type	Fixed Rate
Rate	5.98%
Initial Type	Fixed Rate
Max Rate	-1%

October 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MONTGOMERY MD
Property Address	818 JONKER CT, GAITHERSBURG, MD 20878-1881
Transaction Type	Mortgage
Record Updated	Aug 11, 2022
Title Company	AMROCK INC, AMROCK LLC

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0642490087
Date	Oct 12, 2021
Book Page	64249/87

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	314 Months
Due	Dec 1, 2047

December 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MONTGOMERY MD
Property Address	818 JONKER CT, GAITHERSBURG, MD 20878-1881
Transaction Type	Mortgage
Record Updated	Aug 11, 2022
Title Company	AMROCK INC

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0648610437
Date	Dec 20, 2021
Book Page	64861/437

Lender

Name	ROCKET MORTGAGE LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Dec 1, 2051

April 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MONTGOMERY MD
Property Address	818 JONKER CT, GAITHERSBURG, MD 20878-1881
Document Number	0598380482
Instrument Date	Apr 11, 2020
Transaction Type	Mortgage
Record Updated	Jul 24, 2020
Title Company	TITLE SERVICE AND LIAISON COMPANIES, INDECOMM GLOBAL SVCS

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	818 JONKER CT DARNESTOWN MD 208781881, DARNESTOWN, MD 20878-1881

Mortgage

Document Number	0598380482
Date	Jun 17, 2020
Book Page	059838/000482

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Type	VA Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jun 16, 2050

May 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MONTGOMERY MD
Property Address	818 JONKER CT, GAITHERSBURG, MD 20878-1881
Document Number	0575750455
Instrument Date	May 9, 2019
Transaction Type	Mortgage
Record Updated	Jun 4, 2019
Title Company	COUNSELORS TITLE COMPANY, COUNSELORS TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	818 JONKER CT GAITHERSBURG MD 208781881, GAITHERSBURG, MD 20878-1881

Mortgage

Document Number	0575750455
Date	May 16, 2019
Book Page	057575/000455

Lender

Name	BRANCH BK&TR
Type	Bank
Address	WILSON, NC 27893

Agreement

Type	Conventional with PMI
Amount	Amount Recorded
Term	240 Months
Due	May 15, 2039

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		$507,000 (+4.26%) Land $252,200 Building $254,800	$507,000 (-) Land $252,200 Building $254,800
2025	$5,993.00 (-5.77%)	$486,267 (+9.32%)	$507,000 (+13.98%) Land $252,200 Building $254,800
2024	$6,360.00 (+25.67%)
2023		$444,800 Land $252,200 Building $192,600	$444,800 Land $252,200 Building $192,600
2022	$5,061.00

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
Nearest Special Flood Hazard Area	Zone A, within 500 ft
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 98% of the US · lower than 96% 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 211 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Verizon Fiber	2,300 / 2,300
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T.

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