369 Mostyn Ln, San Marcos, TX 78666 Property Records

Guadalupe County property record for 369 Mostyn Ln, San Marcos, TX 78666

Property Summary

Property TypeMobile Home
Details2,128 sqft · built 1998
OwnerIndividual Name on Record
Tax Bill$1,058 (2025)
Flood ZoneZone X (minimal risk)
APN2G0339-0000-00904-5-99

Property Details

APN / Parcel Number

Primary APN2G0339-0000-00904-5-99
Alternative APNs
  • 000000072082
  • 000000267018
  • 000000276790
  • 72082

Interior

Stories1 Story
Building Area2,128 sqft Living Area
1st Floor Area2,128 sqft
Interior WallsWallboard/Drywall
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1998
Effective Year BuiltEffective 1998
Architectural StyleMobile Home
Exterior MaterialBrick/Stone
Garage TypeDetached
Parking Spaces2 Parking Spaces
Deck Area120 sqft

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral
Water SourceCommercial

Location & Zoning

Street Address369 MOSTYN LN
CitySAN MARCOS
StateTX
Zip78666-1642
Property CategoryResidential
Property TypeResidential > Prefabricated > Mobile Home
Legal DescriptionPFS0560843 /844 1998 28X76 AMERICAN HOMESTAR-GALAXY SER#AH01998899A/B TITLE:01030979
Legal Block2
JurisdictionGUADALUPE TX
Township / Civil DivisionNORTHEAST GUADALUPE
Census Block Group2
Census Block2011
Census Tract210506

Owner

Source: Guadalupe County records, as of August 12, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordIndividual Name on Record
Mailing Address369 MOSTYN LN, SAN MARCOS, TX 78666-1642
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Record UpdatedSep 20, 2026

Tax Assessment & Valuation

Source: Guadalupe County assessment roll, as of August 12, 2026

Property Jurisdictions

TypeName
StateTexas
CountyGuadalupe County
Unified School DistrictSan Marcos Consolidated Independent School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$80,323 (+2.4%) Building $80,323$80,323 (+2.4%) Building $80,323
2025$1,058.00 (+6.01%)$78,439 (+23.62%) Building $78,439$78,439 (+23.62%) Building $78,439
2024$998.00 (+19.24%)
2023$837.00 (-20.66%)$63,451 Building $63,451$63,451 Building $63,451
2022$1,055.00

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 April 27, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on Record
median of 24 policies
Community Rating SystemClass 8 (10% premium discount)
Nearby Flood Policies24 in force
Nearby Flood Claims23 (1998–2017)
Claims Outside the SFHA3 of 23
Most Recent ClaimAug 2017 · Hurricane Harvey
Claims by Event
  • Severe Storms, Tornadoes, Straight-line Winds, And Flooding, Oct 2015 · 5 claims
  • Severe Storms, Tornadoes, Straight-line Winds And Flooding, May 2015 · 4 claims
  • Flooding 10/18/98, Oct 1998 · 5 claims

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 RiskModerate
above 45% of the US · lower than 81% of Texas
Wildfire Likelihood0.08% annual chance
ExposureDirect
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 SystemCRYSTAL CLEAR SUD
serves 20,766 people · EPA ID TX0940015
Water SourcePurchased surface water from several systems
Last State InspectionAug 2025
Lead2 ppb (2025)
action level 15 ppb

Violations Reported to EPA

Water QualityHaloacetic acids
resolved · Jul 2019
Total trihalomethanes
resolved · Jul 2019
Failure to filter
resolved · Apr 2012
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting2
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 22 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
VTX Communications
Fixed Wireless
400 / 50
Verizon
Fixed Wireless
300 / 20
Guadalupe Valley Electric Cooperative
Fixed Wireless
100 / 20

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