6645 Windsor Ct, Columbia, MD 21044 Property Records

Howard County property record for 6645 Windsor Ct, Columbia, MD 21044

Property Summary

Property Type	Single Family Home
Details	2.5 ba · 2,142 sqft · built 1983
Lot Size	0.193 acres (8,407 sqft)
Owner	2 Individual Names on File
Last Sale	$575,000 (Nov 2022)
Tax Bill	$8,203 (2026)
Deeds & Mortgages	Nov 2022 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`05-388139`

Property Details

APN / Parcel Number

Primary APN	`05-388139`
Alternative APNs	`5388139` `388139`

Interior

Full Baths	2.5 Baths
Half Baths	1 Half Bath
Stories	2 Stories
Building Area	2,142 sqft Total Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1983
Effective Year Built	Effective 1983
Architectural Style	Split Level
Construction Type	Frame
Roof Material	Composition Shingle
Lot Area	8,407 sqft (0.193 acres)
Garage Type	Built-in
Garage Area	460 sqft
Parking Spaces	2 Parking Spaces
Porch	Slab
Porch Area	30 sqft

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Heat Pump
Sewer	Connected

Location & Zoning

Account Number	388139
Street Address	6645 WINDSOR CT
City	COLUMBIA
State	MD
Zip	21044-4147
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R12
Legal Description	LOT 10 .193 A S 1 AR 6645 WINDSOR CT CAROLINE ESTATES
Legal Subdivision	CAROLINE ESTATES
Legal Lot Number	10
Jurisdiction	HOWARD MD
Township / Civil Division	5, CLARKSVILLE
Census Block Group	2
Census Block	2000
Census Tract	605602

Owner

6645 Windsor Ct is owned and occupied by two individuals who bought it in November 2022.

Source: Howard County records, as of September 4, 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	6645 WINDSOR CT, COLUMBIA, MD 21044-4147
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 22, 2022 · Amount on File
Deed Sale	Nov 22, 2022 · Amount on File
Prior Sale	Apr 14, 2016 · Amount on File
Deed Book / Page	21804 / 268
Record Updated	Oct 29, 2026

November 2022: Deed, Transfer

Document Type	Deed
Jurisdiction	HOWARD MD
Recording Date	Nov 22, 2022
Property Address	6645 WINDSOR CT, COLUMBIA, MD 21044-4147
Document Number	0218040268
Book / Page	21804 / 268
Map Reference	PL CMP 4503
Instrument Date	Nov 17, 2022
Transaction Type	Transfer
Record Updated	Dec 6, 2022
Title Company	LAKESIDE TITLE COMPANY INC, LAKESIDE TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,437.50
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants by the Entirety
Address	6645 WINDSOR CT, COLUMBIA, MD 21044-4147

Mortgage

Document Number	0021804277
Date	Nov 22, 2022
Instrument	21804/277

Lender

Name	ROCKET MORTGAGE LLC
Type	Mortgage Company

Agreement

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

Tax Assessment & Valuation

The 2026 property tax bill for 6645 Windsor Ct was $8,203 with a homeowner's exemption, up 4.5% from the year before.

Source: Howard County assessment roll, as of September 4, 2026

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$8,203.00 (+4.54%) Homeowner's exemption	$533,833 (+1.97%)	$554,500 (+5.92%) Land $270,300 Building $284,200
2025	$7,847.00 Homeowner's exemption	$523,500 Land $250,300 Building $273,200	$523,500 Land $250,300 Building $273,200
2023		$461,700	$523,500 Land $250,300 Building $273,200
2022	$4,850.00

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

Flood

FEMA maps place 6645 Windsor Ct in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2017.

Source: FEMA National Flood Hazard Layer, effective October 31, 2023 · 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
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	4 in force
Nearby Flood Claims	1 (2017)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Jul 2017 · 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 6645 Windsor Ct 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	HOWARD COUNTY D.P.W. DISTRIBUTION serves 286,158 people · EPA ID MD0130002
Water Source	Purchased surface water from several systems
Last State Inspection	Jan 2024
Lead	3 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 233 locations within half a mile, as of December 31, 2025

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