310 Blackson Ave, Austin, TX 78752 Property Records

Travis County property record for 310 Blackson Ave, Austin, TX 78752

Property Summary

Property Type	Duplex
Details	3 ba · 1,664 sqft · built 1973
Lot Size	0.17 acres (7,415 sqft)
Owner	Individual Name on File
Last Sale	$266,900 (Jul 2019)
Tax Bill	$5,811 (2025)
Deeds & Mortgages	Jul 2019 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`0231140421`

Property Details

APN / Parcel Number

Primary APN	`0231140421`
Alternative APNs	`02311404210000` `232603`

Interior

Full Baths	3 Baths
Units	2 Units
Stories	1 Story
Building Area	1,664 sqft Living Area
Gross Area	1,764 sqft
1st Floor Area	1,664 sqft

Exterior

Year Built	Built 1973
Effective Year Built	Effective 1973
Architectural Style	Duplex Single
Construction Type	Wood
Roof Type	Gable
Roof Material	Metal
Lot Area	7,415 sqft (0.17 acres)
Lot Dimensions	150 ft deep x 50 ft wide
Patio Area	190 sqft
Storage Building	120 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Account Number	232603
Street Address	310 BLACKSON AVE
City	AUSTIN
State	TX
Zip	78752-2611
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Legal Description	LOT 19 BLK 8 ST JOHNS HOME ADDN
Legal Subdivision	ST JOHNS HOME ADDN
Legal Block	8
Legal Lot Number	19
Jurisdiction	TRAVIS TX
Township / Civil Division	AUSTIN
Census Block Group	1
Census Block	1004
Census Tract	40000

Owner

Source: Travis County records · APN 0231140421

Assessment roll updated March 16, 2026 · Last verified July 2026

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

Owner of Record	Individual Name on File
Mailing Address	25331 ORELLANO WAY, LAGUNA HILLS, CA 92653-5013
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Jul 01, 2019 · Amount on Record
Deed Sale	Jul 01, 2019 · Amount on Record
Prior Sale	Jan 30, 2007 · Amount on Record
Deed Document Number	201997159
Prior Transfer Date	Jan 19, 2007
Prior Transfer Doc	0000016262
Record Updated	Sep 20, 2026

July 2019: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	TRAVIS TX
Recording Date	Jul 01, 2019
Property Address	310 BLACKSON AVE, AUSTIN, TX 78752-2611
Document Number	0000097159
Instrument Date	Jun 28, 2019
Instrument	97159
Transaction Type	Transfer
Record Updated	Jul 23, 2019
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	25331 ORELLANO WAY LAGUNA HILLS CA 926535013, LAGUNA HILLS, CA 92653-5013

Mortgage

Document Number	97160
Date	Jul 01, 2019
Instrument	97160

Lender

Name	CORNERSTONE HM LNDG
Address	HOUSTON, TX 77027

Agreement

Amount	Amount Recorded
Term	240 Months
Due	Jun 30, 2039

Tax Assessment & Valuation

Source: Travis County records · Assessment roll updated March 16, 2026 · Last verified July 2026

Property Jurisdictions

Type	Name
State	Texas
Municipality	Austin City
County	Travis County
Unified School District	Austin Independent School District (PK - 12)

Tax Bill & Assessment History

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

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$5,811.00 (-15.64%)	$283,996 (-34.17%) Land $256,981 Building $27,015	$283,996 (-34.17%) Land $256,981 Building $27,015
2024	$6,888.00 (-20.43%)
2023		$431,437 Land $240,000 Building $191,437	$431,437 Land $240,000 Building $191,437
2022	$8,657.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of May 17, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	1 in force

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Google Fiber Fiber	8,000 / 8,000
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Radiate Holdings Cable · Fiber in parts of the area	1,500 / 50
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
Verizon Fixed Wireless	1,000 / 75
T-Mobile USA Fixed Wireless	100 / 20

Based on FCC filings for 637 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	CITY OF AUSTIN WATER & WASTEWATER serves 1,115,323 people
Water Source	Surface water
Last State Inspection	Jul 2023
Lead	Under 1 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	Turbidity resolved · Feb 2022
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.