310 Sylvia Ave, San Antonio, TX 78237 Property Records

Bexar County property record for 310 Sylvia Ave, San Antonio, TX 78237

Property Summary

Property TypeSingle Family Home
Details4 bd · 1 ba · 1,204 sqft · built 1952
Lot Size0.159 acres (6,930 sqft)
OwnerIndividual Name on File
Last Sale$56,300 (Aug 2003)
Tax Bill$3,225 (2025)
Flood ZoneZone X (minimal risk)
APN09628-006-0081

Property Details

APN / Parcel Number

Primary APN09628-006-0081
Alternative APNs
  • 096280060080
  • 442883

Interior

Bedrooms4 Beds
Full Baths1 Bath
Total Rooms6 Rooms
Stories1 Story
Building Area1,204 sqft Living Area
1st Floor Area1,204 sqft

Exterior

Year BuiltBuilt 1952
Effective Year BuiltEffective 1985
Architectural StyleContemporary
Exterior MaterialWood
Foundation TypePier/Post & Beam
Roof MaterialAsphalt
Lot Area6,930 sqft (0.159 acres)
Lot Dimensions154 ft deep x 45 ft wide

Exterior Amenities

PorchOpen Porch
Porch Area84 sqft
Patio Area200 sqft
Canopy200 sqft

Utilities, Heating & Cooling

Cooling SystemHVAC
Heating SystemFloor/Wall Furnace

Location & Zoning

Street Address310 SYLVIA AVE
CitySAN ANTONIO
StateTX
Zip78237-3905
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionNCB 9628 BLK 6 LOT 8 & W 5 FT OF 9
Legal SubdivisionCONV A/S CODE
Legal Block6
Legal Lot Number81
JurisdictionBEXAR TX
Township / Civil DivisionSAN ANTONIO CENTRAL
Census Block Group3
Census Block3034
Census Tract160600

Owner

310 Sylvia Ave is owned by an individual who bought it in August 2003.

Source: Bexar County records, as of May 26, 2026

Owner of RecordIndividual Name on File
Mailing Address5302 ARROWHEAD DR, SAN ANTONIO, TX 78228-1805
Owner TypeIndividual

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

Assessor's Deed Record

Deed NamesName on Deed
Last SaleAug 1, 2003 · Amount on File
Deed SaleAug 1, 2003 · Amount on File
Prior SaleSep 2, 1998 · Amount on File
Deed Book / Page10198 / 782
Prior Transfer DateAug 28, 1998
Prior Transfer Doc7619001664
Record UpdatedOct 29, 2026

Tax Assessment & Valuation

The 2025 property tax bill for 310 Sylvia Ave was $3,225, down 5.4% from the year before.

Source: Bexar County assessment roll, as of May 26, 2026

Property Jurisdictions

TypeName
StateTexas
CountyBexar County
MunicipalitySan Antonio City
Unified School DistrictEdgewood Independent School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$3,225.00 (-5.37%)$142,000 Land $42,200 Building $99,800$142,000 Land $42,200 Building $99,800
2024$3,408.00 (-1.42%)
2023$3,457.00 (+3.72%)$150,000 Land $42,200 Building $107,800$150,000 Land $42,200 Building $107,800
2022$3,333.00

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

Flood

FEMA maps place 310 Sylvia Ave in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective October 12, 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

The area around 310 Sylvia Ave has no burnable land within ember reach, so its wildfire risk is not rated.

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 SystemSAN ANTONIO WATER SYSTEM
serves 2,643,729 people · EPA ID TX0150018
Water SourcePurchased surface water from several systems
Last State InspectionAug 2023
Lead2 ppb (2022–2024)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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 614 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber · Fixed Wireless in parts of the area
5,000 / 5,000
Spectrum
Cable · Fiber in parts of the area
1,000 / 1,000
Alamo Broadband
Fixed Wireless
450 / 100
Verizon
Fixed Wireless
300 / 20
T-Mobile
Fixed Wireless
100 / 20

May also be available: VTX Communications.

Nearby Properties on Sylvia Ave

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