9011 Alton Pkwy, Silver Spring, MD 20910 Property Records

Montgomery County property record for 9011 Alton Pkwy, Silver Spring, MD 20910

Property Summary

Property Type	Single Family Home
Details	4 ba · 3,893 sqft · built 1949
Lot Size	0.456 acres (19,867 sqft)
Owner	2 Individual Names on Record
Last Sale	$815,000 (Mar 2013)
Tax Bill	$11,154 (2025)
Deeds & Mortgages	May 2026 Line of Credit Apr 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`13-01436740`

Property Details

APN / Parcel Number

Primary APN	`13-01436740`
Alternative APN	`01436740`

Interior

Full Baths	4 Baths
Stories	2 Stories
Building Area	3,893 sqft Living Area
1st Floor Area	2,163 sqft
Basement Area	350 sqft
Finished Basement	350 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1949
Effective Year Built	Effective 1949
Architectural Style	Bi-Level
Exterior Material	Combination
Construction Type	Frame
Roof Material	Slate
Lot Area	19,867 sqft (0.456 acres)
Patio Area	420 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	HVAC
Sewer	Municipal

Location & Zoning

Account Number	01436740
Street Address	9011 ALTON PKWY
City	SILVER SPRING
State	MD
Zip	20910-2716
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R60
Legal Description	PT LT 22 WOODSIDE PA RK SEC 4
Legal Subdivision	WOODSIDE PARK J C WILSON EST
Legal Block	E
Legal Lot Number	22
Jurisdiction	MONTGOMERY MD
Township / Civil Division	13
Census Block Group	3
Census Block	3001
Census Tract	702900

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	9011 ALTON PKWY, SILVER SPRING, MD 20910-2716
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Tenants by the Entirety

Deeds, Mortgages & Sale History

Date	Document
May 12, 2026	Deed of Trust, Mortgage · Line of Credit NASA FEDERAL CREDIT UNION
Apr 29, 2021	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 20, 2013 · Amount on Record
Deed Sale	Mar 20, 2013 · Amount on Record
Deed Book / Page	46352 / 437
Record Updated	Sep 20, 2026

May 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MONTGOMERY MD
Recording Date	May 12, 2026
Property Address	9011 ALTON PKWY, SILVER SPRING, MD 20910-2716
Document Number	7047000396
Book / Page	70470 / 396
Instrument Date	Apr 29, 2026
Transaction Type	Mortgage
Record Updated	Jul 12, 2026
Title Company	US TITLE INSURANCE AGENCY, CU TITLE INSURANCE AGENCY

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants by the Entirety, 298
Address	9011 ALTON PKWY, SILVER SPRING, MD 20910-2716

Mortgage

Document Number	7047000396,
Date	May 12, 2026
Book Page	70470/396

Lender

Name	NASA FEDERAL CREDIT UNION

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	240 Months
Due	May 28, 2046

Interest

Rate	6.46%
Max Rate	-1%

April 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MONTGOMERY MD
Property Address	9011 ALTON PKWY, SILVER SPRING, MD 20910-2716
Transaction Type	Mortgage
Record Updated	Jun 8, 2021
Title Company	AMROCK INC, AMROCK LLC

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0628100051
Date	Apr 29, 2021
Book Page	62810/51

Lender

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

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	357 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
Unified School District	Montgomery County Public Schools (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$954,700 (+1.01%)	$964,200 (-) Land $399,500 Building $564,700
2025	$11,154.00 (+28.28%)	$945,200 (+9.86%)	$964,200 (+3.05%) Land $399,500 Building $564,700
2023		$860,367	$935,700 Land $395,300 Building $540,400
2022	$8,695.00

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	3 in force
Nearby Flood Claims	3 (1979–2018)
Claims Outside the SFHA	1 of 3
Most Recent Claim	Dec 2018 · river or lake flooding

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 95% of the US · lower than 90% of Maryland
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

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 489 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 / 2,000
Astound Broadband Cable	1,500 / 50
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: Starry.

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