10810 Alloway Dr, Potomac, MD 20854 Property Records

Montgomery County property record for 10810 Alloway Dr, Potomac, MD 20854

Property Summary

Property Type	Single Family Home
Details	7 ba · 5,500 sqft · built 1974
Lot Size	2.18 acres (94,961 sqft)
Owner	2 Individual Names on File
Last Sale	$960,000 (Apr 2004)
Tax Bill	$20,705 (2025)
Deeds & Mortgages	May 2017 Line of Credit May 2017 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`10-01599607`

Property Details

APN / Parcel Number

Primary APN	`10-01599607`
Alternative APN	`01599607`

Interior

Full Baths	7 Baths
Half Baths	2 Half Baths
Stories	2 Stories
Building Area	5,500 sqft Living Area
Gross Area	6,070 sqft
1st Floor Area	2,784 sqft
Basement Area	715 sqft
Finished Basement	715 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1974
Effective Year Built	Effective 1974
Architectural Style	Bi-Level
Exterior Material	Brick
Construction Type	Frame
Roof Material	Wood Shingle
Lot Area	94,961 sqft
Garage Type	Attached
Garage Area	570 sqft
Parking Spaces	2 Parking Spaces

Exterior Amenities

Pool Area	450 sqft
Porch	Open Porch
Porch Area	240 sqft
Deck Area	119 sqft
Patio Area	600 sqft
Stable	771 sqft
Tennis Court	Tennis Court

Utilities, Heating & Cooling

Cooling System	HVAC
Heating Fuel	Electric
Sewer	Connected

Location & Zoning

Account Number	01599607
Street Address	10810 ALLOWAY DR
City	POTOMAC
State	MD
Zip	20854-1503
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RE2
Legal Description	GREAT FALLS ESTATES
Legal Subdivision	GREAT FALLS ESTATES
Legal Block	H
Legal Lot Number	39
Jurisdiction	MONTGOMERY MD
Township / Civil Division	10
Census Block Group	3
Census Block	3003
Census Tract	706008

Owner

10810 Alloway Dr is owned and occupied by two individuals who bought it in April 2004.

Source: Montgomery County records, as of August 17, 2026

Owner of Record	2 Individual Names on File
Mailing Address	10810 ALLOWAY DR, POTOMAC, MD 20854-1503
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Tenants by the Entirety

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

Deeds, Mortgages & Sale History

Date	Document
May 15, 2017	Deed of Trust, Mortgage · Line of Credit PNC BANK NA
May 15, 2017	Deed of Trust, Mortgage PNC BANK NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 15, 2004 · Amount on File
Deed Sale	Apr 15, 2004 · Amount on File
Prior Sale	Apr 15, 2004 · Amount on File
Deed Document Number	20042903
Record Updated	Sep 20, 2026

May 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MONTGOMERY MD
Property Address	10810 ALLOWAY DR, POTOMAC, MD 20854-1503
Transaction Type	Mortgage
Record Updated	Aug 11, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0542890435
Date	May 15, 2017
Book Page	54289/435

Lender

Name	PNC BANK NA
Type	Bank
Address	PITTSBURGH, PA 15222

Agreement

Type	Line of Credit
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

May 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MONTGOMERY MD
Property Address	10810 ALLOWAY DR, POTOMAC, MD 20854-1503
Transaction Type	Mortgage
Record Updated	Aug 11, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0542890471
Date	May 15, 2017
Book Page	54289/471

Lender

Name	PNC BANK NA
Type	Bank
Address	PITTSBURGH, PA 15222

Agreement

Amount	Amount on Record

Tax Assessment & Valuation

The 2025 property tax bill for 10810 Alloway Dr was $20,705.

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		$1,945,200 (+9.19%)	$2,272,600 (+27.57%) Land $907,500 Building $1,365,100
2025	$20,705.00	$1,781,500 Land $907,500 Building $874,000	$1,781,500 Land $907,500 Building $874,000
2023		$1,519,567	$1,781,500 Land $907,500 Building $874,000
2022	$15,337.00

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

Flood

FEMA maps place 10810 Alloway Dr in Zone X, an area of minimal flood risk, though there have been 4 flood claims nearby since 1984.

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
Flood Insurance Cost	Premium on File median of 14 policies
Nearby Flood Policies	14 in force
Nearby Flood Claims	4 (1984–2014)
Claims Outside the SFHA	4 of 4
Most Recent Claim	Jun 2014 · other causes

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 10810 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 75 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

May also be available: T-Mobile.

Cell Coverage

5G (outdoors only) and 4G LTE

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