421 Windy Knoll Dr, Mount Airy, MD 21771 Property Records

Carroll County property record for 421 Windy Knoll Dr, Mount Airy, MD 21771

Property Summary

Property Type	Townhouse
Details	1.5 ba · 1,080 sqft · built 1986
Lot Size	0.055 acres (2,395 sqft)
Owner	Individual Name on File
Last Sale	$108,000 (Jun 1997)
Tax Bill	$3,026 (2026)
Flood Zone	Zone X (minimal risk)
APN	`13-022232`

Property Details

APN / Parcel Number

Primary APN	`13-022232`
Alternative APN	`022232`

Interior

Full Baths	1.5 Baths
Half Baths	1 Half Bath
Stories	2 Stories
Building Area	1,080 sqft Total Area

Exterior

Year Built	Built 1986
Effective Year Built	Effective 1986
Architectural Style	Townhouse
Exterior Material	Siding
Roof Material	Composition Shingle
Lot Area	2,395 sqft (0.055 acres)
Deck Area	240 sqft

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Heat Pump
Sewer	Connected

Location & Zoning

Account Number	022232
Street Address	421 WINDY KNOLL DR
City	MOUNT AIRY
State	MD
Zip	21771-5488
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Townhouse
Local Zoning Code	R3
Legal Description	LT 34- 0.055 AC SC 1 WINDY KNOLL DRIVE PLAT 27-65 WINDY KNOLL PLAT 1
Legal Subdivision	WINDY KNOLL SEC 01
Legal Lot Number	34
Jurisdiction	CARROLL MD
Township / Civil Division	13, MOUNT AIRY
Census Block Group	2
Census Block	2018
Census Tract	513001

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Individually Listed	Old National Pike Milestones listed 1975 · 69 contributing resources · NRIS 75002107

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Owner

421 Windy Knoll Dr, a townhouse, is owned and occupied by an individual who bought it in June 1997.

Source: Carroll County records, as of October 20, 2026

Owner of Record	Individual Name on File
Mailing Address	421 WINDY KNOLL DR, MOUNT AIRY, MD 21771-5488
Occupancy	Owner Occupied
Owner Type	Individual

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

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jun 23, 1997 · Amount on File
Deed Sale	Jun 23, 1997 · Amount on File
Prior Sale	Nov 13, 1992 · Amount on File
Deed Document Number	1997964641
Deed Book / Page	1923 / 255
Record Updated	Oct 29, 2026

Tax Assessment & Valuation

The 2026 property tax bill for 421 Windy Knoll Dr was $3,026 with a homeowner's exemption, up 4.9% from the year before.

Source: Carroll County assessment roll, as of September 8, 2026

Property Jurisdictions

Type	Name
State	Maryland
County	Carroll County
Municipality	Mount Airy Town
Unified School District	Carroll County Public Schools (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$3,026.00 (+4.92%) Homeowner's exemption	$256,333	$270,200 Land $100,000 Building $170,200
2025	$2,884.00 Homeowner's exemption
2023	$2,820.00 Homeowner's exemption	$217,567	$228,600 Land $90,000 Building $138,600

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

Flood

FEMA maps place 421 Windy Knoll Dr in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective March 11, 2016

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Wildfire risk around 421 Windy Knoll 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	TOWN OF MOUNT AIRY serves 9,890 people · EPA ID MD0060007
Water Source	Groundwater
Last State Inspection	Oct 2024
Lead	1 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	3 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 63 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250