312 S Trinity St, Port Lavaca, TX 77979 Property Records

Calhoun County property record for 312 S Trinity St, Port Lavaca, TX 77979

Property Summary

Property TypeSingle Family Home
Details1 ba · 1,687 sqft · built 2023
Lot Size0.143 acres (6,242 sqft)
Owner2 Individual Names on Record
Tax Bill$105 (2025)
Flood ZoneZone X (minimal risk)
APNS000100590000700

Property Details

APN / Parcel Number

Primary APNS000100590000700
Alternative APN
  • 17511

Interior

Full Baths1 Bath
Building Area1,687 sqft Living Area
Gross Area1,772 sqft
1st Floor Area816 sqft

Exterior

Year BuiltBuilt 2023
Exterior MaterialSiding
Lot Area6,242 sqft (0.143 acres)
Lot Dimensions120 ft deep x 52 ft wide
PorchPorch
Porch Area84 sqft

Utilities, Heating & Cooling

Cooling SystemWall Unit
Heating SystemFloor/Wall Furnace

Location & Zoning

Account NumberS0001-00590-0007-00
Old Parcel NumberS000100590000700
Street Address312 S TRINITY ST
CityPORT LAVACA
StateTX
Zip77979-4060
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionPORT LAVACA ORIGINAL TOWNSITE, BLOCK 59, LOT 9
Legal SubdivisionPORT LAVACA ORIGINAL TOWNSITE
Legal Block59
Legal Lot Number9
JurisdictionCALHOUN TX
Township / Civil DivisionPORT LAVACA
Census Block Group3
Census Block3029
Census Tract200

Owner

Source: Calhoun County records, as of December 8, 2025

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

Owner of Record2 Individual Names on Record
Co-ownerCo-owner on Record
Mailing Address312 S TRINITY ST, PORT LAVACA, TX 77979-4060
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleJul 2, 1991
Deed SaleJul 2, 1991
Deed Document Number0000064676
Record UpdatedJun 8, 2026

Tax Assessment & Valuation

Source: Calhoun County assessment roll, as of September 1, 2025

Property Jurisdictions

TypeName
StateTexas
CountyCalhoun County
MunicipalityPort Lavaca City
Unified School DistrictCalhoun County Independent School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$105.00 (-25.53%) Homeowner's exemption Senior Citizen's exemption$204,260 (+6.52%) Land $12,480 Building $191,780$204,260 (+6.52%) Land $12,480 Building $191,780
2023$191,750 Land $7,700 Building $184,050$191,750 Land $7,700 Building $184,050
2022$141.00

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 August 1, 2018 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies7 in force
Nearby Flood Claims11 (1979–2017)
Claims Outside the SFHA7 of 11
Most Recent ClaimAug 2017 · Hurricane Harvey

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 RiskNot rated
no burnable land within 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 SystemCITY OF PORT LAVACA
serves 12,000 people · EPA ID TX0290002
Water SourcePurchased surface water from GUADALUPE BLANCO RIVER AUTHORITY
Last State InspectionJul 2024
Lead2 ppb (2024)
action level 15 ppb

Violations Reported to EPA

Listed by EPA as a serious violator for missed monitoring and reporting.

Water QualityTotal trihalomethanes
not recorded as resolved · Apr 2026
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting5
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 480 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Frontier
Fiber
7,000 / 7,000
Nextlink
Fixed Wireless
1,000 / 500
Sparklight
Cable
1,000 / 50
TISD
Fixed Wireless
400 / 100

May also be available: Infinium Broadband.

Nearby Properties on S Trinity St

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