4100 Shallow Brook Ln, Olney, MD 20832 Property Records

Montgomery County property record for 4100 Shallow Brook Ln, Olney, MD 20832

Property Summary

Property Type	Single Family Home
Details	2.5 ba · 2,408 sqft · built 1983
Lot Size	0.26 acres (11,332 sqft)
Owner	2 Individual Names on File
Last Sale	$210,570 (Apr 1998)
Tax Bill	$6,899 (2025)
Flood Zone	Zone X (minimal risk)
APN	`08-02033821`

Property Details

APN / Parcel Number

Primary APN	`08-02033821`
Alternative APN	`02033821`

Interior

Full Baths	2.5 Baths
Half Baths	1 Half Bath
Stories	2 Stories
Building Area	2,408 sqft Living Area
Gross Area	2,848 sqft
1st Floor Area	1,328 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1983
Effective Year Built	Effective 1983
Architectural Style	Bi-Level
Exterior Material	Siding
Roof Material	Composition Shingle
Lot Area	11,332 sqft (0.26 acres)
Garage Type	Attached
Garage Area	440 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Porch
Porch Area	316 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	HVAC
Sewer	Municipal

Location & Zoning

Account Number	02033821
Street Address	4100 SHALLOW BROOK LN
City	OLNEY
State	MD
Zip	20832-2846
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R200
Legal Description	OLNEY OAKS
Legal Subdivision	OLNEY OAKS
Legal Block	C
Legal Lot Number	13
Jurisdiction	MONTGOMERY MD
Township / Civil Division	8
Census Block Group	2
Census Block	2011
Census Tract	701312

Owner

Source: Montgomery County records · APN 08-02033821

Assessment roll updated August 17, 2026 · Last verified August 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 File
Mailing Address	4100 SHALLOW BROOK LN, OLNEY, MD 20832-2846
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Apr 24, 1998 · Amount on Record
Deed Sale	Apr 24, 1998 · Amount on Record
Deed Document Number	1998115254
Deed Book / Page	15770 / 493
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Montgomery County records · Assessment roll updated August 17, 2026 · Last verified August 2026

Property Jurisdictions

Type	Name
State	Maryland
County	Montgomery County
Unified School District	Montgomery County Public Schools (PK - 12)

Tax Bill & Assessment History

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

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$627,100 (+2.3%)	$655,300 (+6.9%) Land $279,100 Building $376,200
2025	$6,899.00 (+34.2%)	$613,000 (+15.2%) Land $265,800 Building $347,200	$613,000 (-) Land $265,800 Building $347,200
2023		$532,133	$613,000 Land $265,800 Building $347,200
2022	$5,141.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of April 12, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	8 in force
Nearby Flood Claims	2 (2015–2016)
Claims Outside the SFHA	2 of 2
Most Recent Claim	Aug 2016 · other causes

Wildfire

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 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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fiber · Fixed Wireless in parts of the area	980 / 880
T-Mobile USA Fixed Wireless	100 / 20

Based on FCC filings for 362 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	WASHINGTON SUBURBAN SANITARY COMMISSION serves 1,900,000 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.