5320 Alonso Dr, Austin, TX 78738 Property Records

Travis County property record for 5320 Alonso Dr, Austin, TX 78738

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 2,543 sqft · built 2017
Lot Size	0.172 acres (7,501 sqft)
Owner	2 Individual Names on File
Last Sale	$525,000 (Aug 2020)
Tax Bill	$9,012 (2025)
Deeds & Mortgages	Aug 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`0127921403`

Property Details

APN / Parcel Number

Primary APN	`0127921403`
Alternative APNs	`01279214030000` `873615`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Stories	1 Story
Building Area	2,543 sqft Living Area
Gross Area	3,088 sqft
1st Floor Area	2,543 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2017
Effective Year Built	Effective 2017
Roof Type	Hip
Roof Material	Composition Shingle
Lot Area	7,501 sqft (0.172 acres)
Garage Type	Attached
Garage Area	545 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Porch
Porch Area	265 sqft
Deck Area	152 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Account Number	873615
Street Address	5320 ALONSO DR
City	AUSTIN
State	TX
Zip	78738-4162
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 86 BLK B SWEETWATER RANCH SEC 1 VILLAGE L PHS 1
Legal Subdivision	SWEETWATER RANCH SEC 1 VILLAGE L PHS 1
Legal Block	B
Legal Lot Number	86
Jurisdiction	TRAVIS TX
Township / Civil Division	SOUTHWEST TRAVIS
Census Block Group	1
Census Block	1023
Census Tract	36500

Owner

5320 Alonso Dr is owned and occupied by two individuals who bought it in August 2020.

Source: Travis County records, as of March 16, 2026

Owner of Record	2 Individual Names on File
Mailing Address	5320 ALONSO DR, AUSTIN, TX 78738-4162
Occupancy	Owner Occupied
Owner Type	Individual

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 Names	2 Names on Deed
Last Sale	Aug 4, 2020 · Amount on File
Deed Sale	Aug 4, 2020 · Amount on File
Prior Sale	Aug 3, 2017
Deed Document Number	2020136913
Prior Transfer Date	Aug 3, 2020
Prior Transfer Doc	0000136913
Record Updated	Sep 20, 2026

August 2020: Vendor's Lien, Transfer

Document Type	Vendor's Lien
Jurisdiction	TRAVIS TX
Recording Date	Aug 4, 2020
Property Address	5320 ALONSO DR, AUSTIN, TX 78738-4162
Document Number	0000136913
Map Reference	DOC 201600062
Instrument Date	Aug 3, 2020
Instrument	2020136913
Transaction Type	Transfer
Record Updated	Jan 17, 2022
Title Company	AUSTIN TITLE COMPANY

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	5320 ALONSO DR, AUSTIN, TX 78738-4162

Mortgage

Document Number	0000136914
Date	Aug 4, 2020
Instrument	2020136914

Lender

Name	SYNERGY ONE LENDING
Type	Mortgage Company
Special Notes	Seller Financed

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Sep 1, 2050

Tax Assessment & Valuation

The 2025 property tax bill for 5320 Alonso Dr was $9,012 with exemptions applied, down 17.1% from the year before.

Source: Travis County assessment roll, as of March 16, 2026

Property Jurisdictions

Type	Name
State	Texas
County	Travis County
Unified School District	Lake Travis Independent School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$9,012.00 (-17.12%) Homeowner's exemption Senior Citizen's exemption	$530,813 Land $145,010 Building $385,803	$530,813 Land $145,010 Building $385,803
2024	$10,873.00
2023		$665,308 Land $150,000 Building $515,308	$665,308 Land $150,000 Building $515,308
2022	$11,507.00

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

Flood

FEMA maps place 5320 Alonso Dr in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective May 17, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on File median of 10 policies
Nearby Flood Policies	10 in force

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

Wildfire risk around 5320 Alonso Dr is moderate, ranking above 61% of the US, with a 0.1% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Moderate above 61% of the US · above 44% of Texas
Wildfire Likelihood	0.1% annual chance
Exposure	Direct 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 System	LAZY NINE MUD 1B serves 4,669 people · EPA ID TX2270417
Water Source	Purchased surface water from WEST TRAVIS COUNTY PUBLIC UTILITY AGENCY
Last State Inspection	Oct 2023
Lead	1 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	Lead service line inventory Oct 2024
Monitoring and Reporting	4 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 584 locations within half a mile, as of December 31, 2025

Provider	Max 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
Nextlink Fixed Wireless	500 / 200
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20