3970 Porter Ln, Prosper, TX 75078 Property Records

Denton County property record for 3970 Porter Ln, Prosper, TX 75078

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.5 ba · 4,140 sqft · built 2021
Lot Size	0.242 acres (10,542 sqft)
Owner	2 Individual Names on Record
Last Sale	$723,559 (Oct 2022)
Tax Bill	$11,582 (2025)
Deeds & Mortgages	Oct 2022 Mortgage Feb 2021 Mortgage
Flood Zone	Zone A (high risk)
APN	`R963172`

Property Details

APN / Parcel Number

Primary APN	`R963172`
Alternative APN	`SB0070A-000000O-0000-0004-0000`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Plumbing Fixtures	4 Plumbing Fixtures
Stories	2 Stories
Building Area	4,140 sqft Living Area
Gross Area	4,753 sqft
1st Floor Area	2,644 sqft
2nd Floor Area	1,496 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2021
Effective Year Built	Effective 2021
Exterior Material	Brick Veneer
Roof Type	Hip
Roof Material	Composition Shingle
Lot Area	10,542 sqft (0.242 acres)
Garage Type	Attached
Garage Area	614 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Porch
Porch Area	343 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	3970 PORTER LN
City	PROSPER
State	TX
Zip	75078-5190
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	WINDSONG RANCH PHASE 5D BLK O LOT 4
Legal Subdivision	WINDSONG RANCH PHASE 5D
Legal Block	O
Legal Lot Number	4
Jurisdiction	DENTON TX
Township / Civil Division	PILOT POINT-AUBREY
Census Block Group	5
Census Block	5012
Census Tract	20128

Owner

Source: Denton County records, as of September 14, 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 Record
Mailing Address	3970 PORTER LN, PROSPER, TX 75078-5190
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Oct 6, 2022	Vendor's Lien, Subdivision Related Transfer · Conventional Mortgage US BANK NA
Feb 26, 2021	Vendor's Lien, Transfer SIMMONS BANK

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Oct 6, 2022 · Amount on Record
Deed Sale	Oct 6, 2022 · Amount on Record
Prior Sale	Feb 26, 2021 · Amount on Record
Deed Document Number	2022143225
Record Updated	Oct 29, 2026

October 2022: Vendor's Lien, Subdivision Related Transfer

Document Type	Vendor's Lien
Jurisdiction	DENTON TX
Recording Date	Oct 6, 2022
Property Address	3970 PORTER LN, PROSPER, TX 75078-5190
Document Number	0000143225
Map Reference	DOC 2020-366
Instrument Date	Oct 6, 2022
Instrument	2022-143225
Transaction Type	Subdivision Related Transfer
Record Updated	Oct 23, 2023
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	3970 PORTER LN, PROSPER, TX 75078-5190

Mortgage

Document Number	0000143226
Date	Oct 6, 2022
Instrument	2022-143226

Lender

Name	US BANK NA
Type	Bank
Special Notes	Seller Financed

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Nov 1, 2052

Interest

Rate Type	Adjustable Rate
Rate	4.87%
Type Change Date	Nov 1, 2032
Change Frequency	Annually
Min Rate At Change	2.75%
Max Rate At Change	9.87%
Index	1-Year CMT
Max Rate	9.87%

February 2021: Vendor's Lien, Transfer

Document Type	Vendor's Lien
Jurisdiction	DENTON TX
Recording Date	Feb 26, 2021
Property Address	3970 PORTER LN, PROSPER, TX 75078-5190
Document Number	0000033388
Map Reference	DOC 2020-366
Instrument Date	Feb 24, 2021
Instrument	2021-033388
Transaction Type	Transfer
Record Updated	Oct 23, 2023
Title Company	CAPITAL TITLE

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

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

Mortgage

Date	Feb 26, 2021

Lender

Name	SIMMONS BANK
Type	Bank
Special Notes	Seller Financed

Agreement

Amount	Amount Recorded

Tax Assessment & Valuation

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		$822,800 (+21%) Land $231,457 Building $842,543	$1,074,000 (+57.94%) Land $231,457 Building $842,543
2025	$11,582.00 (+0.57%)
2023	$11,516.00 (+72.86%)	$680,000 Land $161,588 Building $518,412	$680,000 Land $161,588 Building $518,412
2022	$6,662.00

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

Flood

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

FEMA Flood Zone	Zone A high risk
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	Not determined for this zone
Flood Insurance Requirement	Required federally backed loans
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

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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