140 Thunder Oak, San Marcos, TX 78666 Property Records

Hays County property record for 140 Thunder Oak, San Marcos, TX 78666

Property Summary

Property Type	Single Family Home
Details	1,485 sqft · built 2024
Lot Size	0.146 acres (6,360 sqft)
Owner	2 Trust Names on File
Last Sale	$308,575 (Apr 2024)
Tax Bill	$1,761 (2024)
Deeds & Mortgages	Apr 2026 Transfer Apr 2024 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`110466000Y002003`

Property Details

APN / Parcel Number

Primary APN	`110466000Y002003`
Alternative APN	`R187953`

Interior

Stories	1 Story
Building Area	1,485 sqft Living Area
Gross Area	1,965 sqft
1st Floor Area	1,485 sqft

Exterior

Year Built	Built 2024
Effective Year Built	Effective 2024
Lot Area	6,360 sqft (0.146 acres)
Garage Type	Attached
Garage Area	420 sqft
Porch	Covered Porch
Porch Area	102 sqft

Location & Zoning

Account Number	R187953
Street Address	140 THUNDER OAK
City	SAN MARCOS
State	TX
Zip	78666-5796
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	TRACE SUBDIVISION PA 1B SECTION C, BLOCK Y, LOT 2, ACRES 0.146
Legal Subdivision	TRACE SUBDIVISION PA 1B SECTION C
Legal Block	Y
Legal Lot Number	2
Jurisdiction	HAYS TX
Township / Civil Division	SAN MARCOS
Census Block Group	3
Census Block	3032
Census Tract	10402

Owner

140 Thunder Oak is held in a trust since March 2026.

Source: Hays County records, as of April 28, 2026

Owner of Record	2 Trust Names on File
Mailing Address	535 CHESTERTON AVE, BELMONT, CA 94002-2516
Owner Type	Company
Vesting	Trust, Revocable Trust

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
Apr 15, 2026	Quit Claim Deed, Transfer NONE LISTED ON DOCUMENT
Apr 5, 2024	Vendor's Lien, Transfer · Conventional Mortgage CMG MORTGAGE INC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 5, 2024 · Amount on File
Deed Sale	Apr 5, 2024 · Amount on File
Deed Document Number	202412606
Last Transfer Date	Mar 13, 2026
Transfer Doc	0000013073
Record Updated	Sep 20, 2026

April 2026: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	HAYS TX
Recording Date	Apr 15, 2026
Property Address	140 THUNDER OAK, SAN MARCOS, TX 78666-5796
Document Number	0000013073
Instrument Date	Mar 13, 2026
Instrument	202613073
Transaction Type	Transfer
Record Updated	Aug 27, 2026
Title Company	NONE LISTED ON DOCUMENT

Transaction

Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Quitclaim

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	535 CHESTERTON AVE, BELMONT, CA 94002-2516

April 2024: Vendor's Lien, Transfer

Document Type	Vendor's Lien
Jurisdiction	HAYS TX
Recording Date	Apr 5, 2024
Property Address	140 THUNDER OAK, SAN MARCOS, TX 78666-5796
Document Number	0000012606
Map Reference	FILE 22012142
Instrument Date	Mar 28, 2024
Instrument	24012606
Transaction Type	Transfer
Record Updated	Oct 16, 2025
Title Company	PLATINUM TITLE LLC, PLATINUM TITLE

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	140 THUNDER OAK, SAN MARCOS, TX 78666-5796

Mortgage

Document Number	0000012607
Date	Apr 5, 2024
Instrument	24012607

Lender

Name	CMG MORTGAGE INC
Type	Mortgage Company
Special Notes	Seller Financed

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Apr 1, 2054

Interest

Rate Type	Adjustable Rate
Rate	4.25%
Adjustable	Adjustable Rate Rider
Type Change Date	Apr 1, 2034
Change Frequency	6 Months
Min Rate At Change	3%
Max Rate At Change	9.25%
Index	SOFR Average 30-Day
Margin	3
Max Rate	9.25%

Tax Assessment & Valuation

Source: Hays County assessment roll, as of December 26, 2025

Property Jurisdictions

Type	Name
State	Texas
County	Hays County
Municipality	San Marcos City
Unified School District	San Marcos Consolidated Independent School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$297,300 Land $66,380 Building $230,920	$297,300 Land $66,380 Building $230,920
2024	$1,761.00
2023		$52,970 Land $52,970	$52,970 Land $52,970

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Flood

FEMA maps place 140 Thunder Oak in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective May 21, 2026 · 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 7 (15% premium discount)
Nearby Flood Policies	7 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 140 Thunder Oak is moderate, ranking above 53% of the US, with a 0.09% annual chance of wildfire.

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

Wildfire Risk	Moderate above 53% of the US · lower than 70% of Texas
Wildfire Likelihood	0.09% 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	CITY OF SAN MARCOS serves 72,970 people · EPA ID TX1050001
Water Source	Surface water
Last State Inspection	Jun 2023
Lead	2 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	Total trihalomethanes resolved · Oct 2025
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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 97 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Astound Broadband Fiber	1,500 / 1,500
VTX Communications Fixed Wireless	400 / 50
Starlink Satellite	280 / 30
Guadalupe Valley Electric Cooperative Fixed Wireless	100 / 20

May also be available: Brightspeed, Verizon.

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