803 Post Oak St, Austin, TX 78704 Property Records

Travis County property record for 803 Post Oak St, Austin, TX 78704

Property Summary

Property Type	Single Family Home
Details	1 ba · 1,215 sqft · built 1949
Lot Size	0.329 acres (14,340 sqft)
Owner	Owner Name on File
Tax Bill	$16,637 (2024)
Deeds & Mortgages	Feb 2023 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`0102010225`

Property Details

APN / Parcel Number

Primary APN	`0102010225`
Alternative APNs	`01020102250000` `101662`

Interior

Full Baths	1 Bath
Stories	1 Story
Building Area	1,215 sqft Living Area
Gross Area	1,455 sqft
1st Floor Area	1,215 sqft

Exterior

Year Built	Built 1949
Construction Type	Wood Frame
Foundation Type	Pier/Post & Beam
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	14,340 sqft (0.329 acres)
Lot Dimensions	199 ft deep x 69 ft wide
Garage Type	Mixed
Garage Area	240 sqft
Carport	Carport
Carport Area	462 sqft
Parking Spaces	3 Parking Spaces
Porch	Open Porch
Porch Area	136 sqft
Storage Building	50 sqft

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	HVAC

Location & Zoning

Account Number	101662
Old Parcel Number	01020102250000
Street Address	803 POST OAK ST
City	AUSTIN
State	TX
Zip	78704-1639
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	68.9X199 FT OF LOT 5 BLK B BOULDIN J E ESTATE
Legal Subdivision	BOULDIN J E ESTATE
Legal Block	B
Legal Lot Number	5
Jurisdiction	TRAVIS TX
Township / Civil Division	AUSTIN
Census Block Group	1
Census Block	1011
Census Tract	1311

Owner

Source: Travis County assessment roll, APN 0102010225, as of August 1, 2025 · Last verified November 2025

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

Owner of Record	Owner Name on File
Mailing Address	803 POST OAK ST, AUSTIN, TX 78704-1639
Occupancy	Owner Occupied

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Prior Sale	Apr 11, 2001
Last Transfer Date	Apr 05, 2011
Transfer Doc	0000047930
Record Updated	Jun 08, 2026

February 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	TRAVIS TX
Property Address	803 POST OAK ST, AUSTIN, TX 78704-1639
Transaction Type	Mortgage
Record Updated	Mar 10, 2023

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000016394
Date	Feb 17, 2023
Instrument	2023016394

Lender

Name	UNITED HERITAGE CU
Type	Credit Union
Address	AUSTIN, TX 78759

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	241 Months
Due	Mar 05, 2043

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

Tax Assessment & Valuation

Source: Travis County assessment roll as of August 1, 2025 · Last verified November 2025

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		$899,667 (-22.4%) Land $694,856 Building $204,811	$899,667 (-22.4%) Land $694,856 Building $204,811
2024	$16,637.00 (+17.48%)
2023		$1,159,302 Land $870,000 Building $289,302	$1,159,302 Land $870,000 Building $289,302
2022	$14,162.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Travis County (48453C), as of May 17, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 484530013111, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 21 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	21 in force

Wildfire

Wildfire Risk	Low lower than 97% of the US · lower than 98.3% of Texas
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond 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, 239 locations within half a mile, as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
Verizon Fixed Wireless	1,000 / 75
Starlink Satellite	280 / 30
T-Mobile USA Fixed Wireless	100 / 20

May also be available: AT&T, Google Fiber, Radiate Holdings.

Drinking Water

Source: EPA Safe Drinking Water Information System, water system TX2270001, 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.