3921 Porter Ln, Prosper, TX 75078 Property Records

Denton County property record for 3921 Porter Ln, Prosper, TX 75078

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.5 ba · 3,884 sqft · built 2022
Lot Size	0.195 acres (8,494 sqft)
Owner	Individual Name on File
Last Sale	$1,041,379 (May 2023)
Tax Bill	$15,704 (2025)
Deeds & Mortgages	Mar 2022 Construction Loan May 2023 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`R963140`

Property Details

APN / Parcel Number

Primary APN	`R963140`
Alternative APN	`SB0070A-000000M-0000-0026-0000`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Plumbing Fixtures	4 Plumbing Fixtures
Stories	2 Stories
Building Area	3,884 sqft Living Area
Gross Area	4,505 sqft
1st Floor Area	2,638 sqft
2nd Floor Area	1,246 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2022
Effective Year Built	Effective 2022
Exterior Material	Brick Veneer
Roof Type	Hip
Roof Material	Composition Shingle
Lot Area	8,494 sqft (0.195 acres)
Garage Type	Attached
Garage Area	622 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Porch
Porch Area	344 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	3921 PORTER LN
City	PROSPER
State	TX
Zip	75078-5189
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	WINDSONG RANCH PHASE 5D BLK M LOT 26
Legal Subdivision	WINDSONG RANCH PHASE 5D
Legal Block	M
Legal Lot Number	26
Jurisdiction	DENTON TX
Township / Civil Division	PILOT POINT-AUBREY
Census Block Group	5
Census Block	5012
Census Tract	20128

Owner

3921 Porter Ln is owned and occupied by an individual who bought it in May 2023.

Source: Denton County records, as of September 14, 2026

Owner of Record	Individual Name on File
Mailing Address	3921 PORTER LN, PROSPER, TX 75078-5189
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

Date	Document
Mar 14, 2022	Deed of Trust, Mortgage · Construction Mortgage BANK OF THE OZARKS
May 25, 2023	Vendor's Lien, Subdivision Related Transfer · Conventional Mortgage BANK OF AMERICA NA

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	May 25, 2023 · Amount on File
Deed Sale	May 25, 2023 · Amount on File
Deed Document Number	202353552
Record Updated	Oct 29, 2026

March 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	DENTON TX
Property Address	3921 PORTER LN, PROSPER, TX 75078-5189
Transaction Type	Mortgage
Record Updated	Jun 1, 2026
Title Company	CAPITAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2400 DALLAS PKWY 460, 460, PLANO, TX 75093-4381
Investor	Possibly a Property Investor

Mortgage

Document Number	0000038196
Date	Mar 14, 2022
Instrument	2022-038196

Lender

Name	BANK OF THE OZARKS
Type	Bank
Address	FRISCO, TX 75034

Agreement

Type	Construction Mortgage
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate

May 2023: Vendor's Lien, Subdivision Related Transfer

Document Type	Vendor's Lien
Jurisdiction	DENTON TX
Recording Date	May 25, 2023
Property Address	3921 PORTER LN, PROSPER, TX 75078-5189
Document Number	0000053552
Map Reference	DOC 2020-366
Instrument Date	May 23, 2023
Instrument	2023-053552
Transaction Type	Subdivision Related Transfer
Record Updated	Dec 24, 2024
Title Company	CAPITAL TITLE

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	2400 DALLAS PKWY STE 460, 460, PLANO, TX 75093-4381

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3921 PORTER LN, PROSPER, TX 75078-5189

Mortgage

Document Number	0000053553
Date	May 25, 2023
Instrument	2023-053553

Lender

Name	BANK OF AMERICA NA
Type	Bank
Special Notes	Seller Financed

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jun 1, 2053

Interest

Rate Type	Adjustable Rate
Rate	5.25%
Type Change Date	Jun 1, 2030
Change Frequency	6 Months
Min Rate At Change	2.62%
Max Rate At Change	10.2%
Index	Other
Max Rate	10.2%

Tax Assessment & Valuation

The 2025 property tax bill for 3921 Porter Ln was $15,704 with a homeowner's exemption.

Source: Denton County assessment roll, as of September 14, 2026

Property Jurisdictions

Type	Name
State	Texas
County	Denton County
Municipality	Prosper Town
Unified School District	Prosper Independent School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$1,044,000 Land $186,872 Building $857,128	$1,044,000 Land $186,872 Building $857,128
2025	$15,704.00
2023	$11,128.00 (+5,491.96%)	$568,953 Land $134,026 Building $434,927	$568,953 Land $134,026 Building $434,927
2022	$199.00

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

Flood

FEMA maps place 3921 Porter Ln in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.

Source: FEMA National Flood Hazard Layer, effective October 4, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone A, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	9 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 3921 Porter Ln is moderate, ranking above 45% of the US, with a 0.07% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Moderate above 45% of the US · lower than 81% of Texas
Wildfire Likelihood	0.07% 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 PROSPER serves 42,598 people · EPA ID TX0430009
Water Source	Purchased surface water from NORTH TEXAS MWD WYLIE WTP
Last State Inspection	Apr 2025
Lead	2 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	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 341 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber	5,000 / 5,000
Optimum Fiber · Cable	940 / 940
Verizon Fixed Wireless	300 / 20

May also be available: Hotwire Communications, Nextlink.

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