3401 King William Dr, Olney, MD 20832 Property Records

Montgomery County property record for 3401 King William Dr, Olney, MD 20832

Property Summary

Property Type	Single Family Home
Details	3.5 ba · 3,022 sqft · built 1954
Lot Size	0.694 acres (30,242 sqft)
Owner	2 Company Names on File
Last Sale	$650,000 (Dec 2020)
Tax Bill	$9,801 (2025)
Deeds & Mortgages	Dec 2020 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`08-00729764`

Property Details

APN / Parcel Number

Primary APN	`08-00729764`
Alternative APN	`00729764`

Interior

Full Baths	3.5 Baths
Half Baths	1 Half Bath
Stories	2 Stories
Building Area	3,022 sqft Living Area
1st Floor Area	1,791 sqft
Basement Area	982 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1954
Effective Year Built	Effective 1954
Architectural Style	Bi-Level
Exterior Material	Brick
Construction Type	Brick
Roof Material	Wood Shingle
Lot Area	30,242 sqft (0.694 acres)
Patio Area	360 sqft

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Radiant
Sewer	Municipal

Location & Zoning

Account Number	00729764
Street Address	3401 KING WILLIAM DR
City	OLNEY
State	MD
Zip	20832-2208
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R200
Legal Description	WILLIAMSBURG VILLAGE SEC 1
Legal Subdivision	WILLIAMSBURG VILLAGE
Legal Block	3
Legal Lot Number	17
Jurisdiction	MONTGOMERY MD
Township / Civil Division	8
Census Block Group	4
Census Block	4001
Census Tract	701312

Owner

3401 King William Dr is owned by a company that bought it in December 2020.

Source: Montgomery County records, as of August 17, 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 Company Names on File
Mailing Address	3401 KING WILLIAM DR, OLNEY, MD 20832-2208
Owner Type	Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Dec 10, 2020 · Amount on File
Deed Sale	Dec 10, 2020 · Amount on File
Prior Sale	Jan 31, 2014 · Amount on File
Deed Book / Page	61330 / 215
Record Updated	Sep 20, 2026

December 2020: Deed, Transfer

Document Type	Deed
Jurisdiction	MONTGOMERY MD
Recording Date	Dec 10, 2020
Property Address	3401 KING WILLIAM DR, OLNEY, MD 20832-2208
Document Number	0613300215
Book / Page	61330 / 215
Map Reference	MB 45 PL 3339
Instrument Date	Nov 20, 2020
Transaction Type	Transfer
Record Updated	Aug 20, 2021
Title Company	RGS TITLE LLC

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$9,750.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	8708 HEATHER RIDGE CT, 8708, GAITHERSBURG, MD 20879-4629

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants by the Entirety
Address	3401 KING WILLIAM DR, OLNEY, MD 20832-2208

Mortgage

Document Number	61330221
Date	Dec 10, 2020
Instrument	61330/221

Lender

Name	PROSPERITY HOME MORTGAGE LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Dec 1, 2050

Tax Assessment & Valuation

The 2025 property tax bill for 3401 King William Dr was $9,801.

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		$856,700 (+1.41%)	$880,500 (+4.23%) Land $320,100 Building $560,400
2025	$9,801.00	$844,800 Land $304,800 Building $540,000	$844,800 Land $304,800 Building $540,000
2023		$710,333	$844,800 Land $304,800 Building $540,000
2022	$7,691.00

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

Flood

FEMA maps place 3401 King William Dr in Zone X, an area of minimal flood risk.

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	1 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

Wildfire risk around 3401 King William 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	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 293 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Verizon Fiber · Fixed Wireless in parts of the area	980 / 880
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20