521 Northwest Dr, Silver Spring, MD 20901 Property Records

Montgomery County property record for 521 Northwest Dr, Silver Spring, MD 20901

Property Summary

Property Type	Single Family Home
Details	1.5 ba · 1,868 sqft · built 1954
Lot Size	0.811 acres (35,304 sqft)
Owner	Individual Name on Record
Last Sale	$225,000 (Nov 1993)
Tax Bill	$6,284 (2025)
Deeds & Mortgages	Sep 2020 Mortgage Feb 2017 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`05-00294058`

Property Details

APN / Parcel Number

Primary APN	`05-00294058`
Alternative APN	`00294058`

Interior

Full Baths	1.5 Baths
Half Baths	1 Half Bath
Stories	1 Story
Building Area	1,868 sqft Living Area
Gross Area	2,252 sqft
1st Floor Area	1,418 sqft
Basement Area	450 sqft
Finished Basement	450 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1954
Effective Year Built	Effective 1954
Architectural Style	Townhouse
Exterior Material	Brick
Construction Type	Brick
Roof Material	Composition Shingle
Lot Area	35,304 sqft (0.811 acres)
Garage Type	Attached
Garage Area	264 sqft
Parking Spaces	1 Parking Space

Exterior Amenities

Porch	Enclosed Breezeway
Porch Area	120 sqft
Patio Area	680 sqft
Breezeway	Breezeway

Utilities, Heating & Cooling

Cooling System	Central
Heating System	HVAC
Sewer	Municipal

Location & Zoning

Account Number	00294058
Street Address	521 NORTHWEST DR
City	SILVER SPRING
State	MD
Zip	20901-4535
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R90
Legal Description	BURNT MILLS VILLAGE
Legal Subdivision	BURNT MILL VILLAGE
Legal Block	C
Legal Lot Number	12
Jurisdiction	MONTGOMERY MD
Township / Civil Division	5
Census Block Group	2
Census Block	2006
Census Tract	701505

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	Individual Name on Record
Mailing Address	521 NORTHWEST DR, SILVER SPRING, MD 20901-4535
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Sole Owner

Deeds, Mortgages & Sale History

Date	Document
Sep 16, 2020	Deed of Trust, Mortgage · Conventional Mortgage CITIZENS BANK NA
Feb 16, 2017	Intrafamily Transfer, Transfer · Conventional Mortgage NATIONAL INSTITUTES OF HEALTH FCU

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Nov 30, 1993 · Amount on Record
Deed Sale	Nov 30, 1993 · Amount on Record
Deed Book / Page	12059 / 481
Last Transfer Date	Jan 23, 2017
Transfer Doc	0538270338
Record Updated	Sep 20, 2026

September 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MONTGOMERY MD
Property Address	521 NORTHWEST DR, SILVER SPRING, MD 20901-4535
Transaction Type	Mortgage
Record Updated	May 3, 2022
Title Company	CERTIFIED TITLE CORPORATION

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	521 NORTHWEST DR, SILVER SPRING, MD 20901-4535

Mortgage

Document Number	0605190422
Date	Sep 16, 2020
Book Page	60519/422

Lender

Name	CITIZENS BANK NA
Type	Bank
Address	PROVIDENCE, RI 02903

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Sep 1, 2050

February 2017: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	MONTGOMERY MD
Recording Date	Feb 16, 2017
Property Address	521 NORTHWEST DR, SILVER SPRING, MD 20901-4535
Document Number	0538270338
Book / Page	53827 / 338
Map Reference	MB45 PL3418
Instrument Date	Jan 23, 2017
Transaction Type	Transfer
Record Updated	May 3, 2022

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name
Address	00000

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	521 NORTHWEST DR, SILVER SPRING, MD 20901-4535

Mortgage

Document Number	0053827342
Date	Feb 16, 2017
Instrument	53827/342

Lender

Name	NATIONAL INSTITUTES OF HEALTH FCU
Type	Credit Union

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Feb 1, 2047

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		$578,100 (+8.08%) Land $262,500 Building $315,600	$578,100 (-) Land $262,500 Building $315,600
2025	$6,284.00 (-1.67%)	$534,900 (+19.26%)	$578,100 (+28.9%) Land $262,500 Building $315,600
2024	$6,391.00 (+33.65%)
2023		$448,500 Land $262,500 Building $186,000	$448,500 Land $262,500 Building $186,000
2022	$4,782.00

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 Claims	1 (2018)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Jun 2018 · rainfall accumulation

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 80% of the US · above 41% of Maryland
Wildfire Likelihood	0.01% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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 415 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
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T.

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