10517 Alloway Dr, Potomac, MD 20854 Property Records

Montgomery County property record for 10517 Alloway Dr, Potomac, MD 20854

Property Summary

Property Type	Single Family Home
Details	5.5 ba · 9,352 sqft · built 1982
Lot Size	2.39 acres (104,108 sqft)
Owner	2 Individual Names on File
Last Sale	$1,930,000 (Aug 2026)
Tax Bill	$23,655 (2025)
Deeds & Mortgages	Sep 2026 Mortgage Aug 2026 Sale + 2 more
Flood Zone	Zone X (minimal risk)
APN	`10-01879658`

Property Details

APN / Parcel Number

Primary APN	`10-01879658`
Alternative APN	`01879658`

Interior

Full Baths	5.5 Baths
Half Baths	1 Half Bath
Stories	2 Stories
Building Area	9,352 sqft Living Area
Gross Area	10,216 sqft
1st Floor Area	3,848 sqft
Basement Area	2,088 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1982
Effective Year Built	Effective 1982
Architectural Style	Bi-Level
Exterior Material	Brick
Construction Type	Brick
Roof Material	Wood Shingle
Lot Area	104,108 sqft (2.39 acres)
Garage Type	Attached
Garage Area	864 sqft
Parking Spaces	3 Parking Spaces
Deck Area	112 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	HVAC
Sewer	Municipal

Location & Zoning

Account Number	01879658
Street Address	10517 ALLOWAY DR
City	POTOMAC
State	MD
Zip	20854-1662
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RE2
Legal Description	POTOMAC RANCH 8438/3 79
Legal Subdivision	POTOMAC RANCH
Legal Block	A
Legal Lot Number	28
Jurisdiction	MONTGOMERY MD
Township / Civil Division	10
Census Block Group	1
Census Block	1000
Census Tract	706008

Owner

10517 Alloway Dr is owned and occupied by two individuals who bought it in August 2026.

Source: Montgomery County records, as of October 15, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	2 Individual Names on File
Mailing Address	10517 ALLOWAY DR, POTOMAC, MD 20854-1662
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Tenants by the Entirety

Deeds, Mortgages & Sale History

Date	Document
Sep 23, 2026	Deed of Trust, Mortgage · Conventional Mortgage UNION FEDERAL CREDIT UNION
Aug 24, 2026	Deed, Transfer TITLE RESOURCES GUARANTY COMPANY, TITLE RESOURCES GUARANTY
Jan 28, 2022	Deed of Trust, Mortgage · Conventional Mortgage PENNYMAC LOAN SERVICES LLC
Jun 9, 2021	Deed of Trust, Mortgage · Conventional Mortgage TITAN MUTUAL LENDING INC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 24, 2026 · Amount on File
Deed Sale	Aug 24, 2026 · Amount on File
Deed Book / Page	70859 / 370
Prior Transfer Date	Nov 5, 2015
Prior Transfer Doc	0512020276
Record Updated	Oct 29, 2026

September 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MONTGOMERY MD
Recording Date	Sep 23, 2026
Property Address	10517 ALLOWAY DR, POTOMAC, MD 20854-1662
Document Number	7095000264
Book / Page	70959 / 264
Instrument Date	Sep 17, 2026
Transaction Type	Mortgage
Record Updated	Oct 16, 2026
Title Company	KVS TITLE LLC, KVS TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	7095000264,
Date	Sep 23, 2026
Book Page	70959/264

Lender

Name	UNION FEDERAL CREDIT UNION

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Oct 1, 2056

Interest

Rate Type	Adjustable Rate
Rate	6.13%
Initial Type	Adjustable Rate
Adjustable	Adjustable Rate Rider
Max Rate	-1%

August 2026: Deed, Transfer

Document Type	Deed
Jurisdiction	MONTGOMERY MD
Recording Date	Aug 24, 2026
Property Address	10517 ALLOWAY DR, POTOMAC, MD 20854-1662
Document Number	7085000370
Book / Page	70859 / 370
Instrument Date	Aug 19, 2026
Transaction Type	Transfer
Record Updated	Sep 9, 2026
Title Company	TITLE RESOURCES GUARANTY COMPANY, TITLE RESOURCES GUARANTY

Transaction

Amount	Amount on Record
Tax	$1,949,300.00
Amount Accuracy	Calculated from Transfer Tax
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants by the Entirety
Address	10517 ALLOWAY DR, POTOMAC, MD 20854-1662

January 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MONTGOMERY MD
Property Address	10517 ALLOWAY DR, POTOMAC, MD 20854-1662
Transaction Type	Mortgage
Record Updated	Feb 9, 2022
Title Company	OLD REPUBLIC TITLE RESID'L INF, OLD REPUBLIC TTL RES INFORMA

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	10517 ALLOWAY DR, ROCKVILLE, MD 20854-1662

Mortgage

Document Number	0651430367
Date	Jan 28, 2022
Book Page	65143/367

Lender

Name	PENNYMAC LOAN SERVICES LLC
Type	Mortgage Company
Address	WESTLAKE VILLAGE, CA 91361

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Feb 1, 2052

June 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MONTGOMERY MD
Property Address	10517 ALLOWAY DR, POTOMAC, MD 20854-1662
Transaction Type	Mortgage
Record Updated	Jun 23, 2021
Title Company	WFG LENDER SERVICES

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	10517 MILOWAY DRIVE, POTOMAC, MD 20854

Mortgage

Document Number	0632120370
Date	Jun 9, 2021
Book Page	63212/370

Lender

Name	TITAN MUTUAL LENDING INC
Type	Mortgage Company
Address	IRVINE, CA 92602

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Jun 1, 2051

Tax Assessment & Valuation

The 2025 property tax bill for 10517 Alloway Dr was $23,655, up 0.6% from the year before.

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		$2,092,233 (+2.41%)	$2,190,700 (+7.23%) Land $503,700 Building $1,687,000
2025	$23,655.00 (+0.57%)	$2,043,000 Land $503,700 Building $1,539,300	$2,043,000 Land $503,700 Building $1,539,300
2024	$23,520.00
2023		$1,918,067	$2,043,000 Land $503,700 Building $1,539,300
2022	$20,431.00

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

Flood

FEMA maps place 10517 Alloway Dr in Zone X, an area of minimal flood risk, within 100 ft of a high-risk flood zone.

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 AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on File median of 27 policies
Nearby Flood Policies	27 in force
Nearby Flood Claims	3 (2019–2025)
Claims Outside the SFHA	3 of 3
Most Recent Claim	Jul 2025 · 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

Wildfire risk around 10517 Alloway Dr is low, with a 0.01% annual chance of 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	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 66 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Verizon Fiber	2,300 / 2,300
Xfinity Cable	1,200 / 35

Cell Coverage

5G (outdoors only) and 4G LTE

Nearby Properties on Alloway Dr

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures