5603 Thunderbird, Lago Vista (Leander), TX 78645 Property Records

Travis County property record for 5603 Thunderbird, Lago Vista, TX 78645

Property Summary

Property Type	Duplex
Details	4 ba · 2,444 sqft · built 2002
Lot Size	0.374 acres (16,305 sqft)
Owner	Company Name on Record
Tax Bill	$7,853 (2025)
Deeds & Mortgages	Dec 2020 Sale Apr 2017 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`0172780205`

Property Details

APN / Parcel Number

Primary APN	`0172780205`
Alternative APNs	`01727802050000` `176759`

Interior

Full Baths	4 Baths
Units	4 Units
Stories	1 Story
Building Area	2,444 sqft Living Area
Gross Area	3,373 sqft
1st Floor Area	2,444 sqft

Exterior

Year Built	Built 2002
Effective Year Built	Effective 2002
Architectural Style	Duplex Single
Foundation Type	Slab (Mat/Raft)
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	16,305 sqft (0.374 acres)
Garage Type	Attached
Garage Area	929 sqft
Parking Spaces	4 Parking Spaces
Porch	Open Porch
Porch Area	114 sqft
Deck Area	130 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Account Number	176759
Street Address	5603 THUNDERBIRD
City	LAGO VISTA
State	TX
Zip	78645-5826
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Legal Description	LOT 527 LAGO VISTA TRAVIS PLAZA & ABS 2631 SUR 100 SWISHER M A ACR .032
Legal Subdivision	LAGO VISTA TRAVIS PLAZA
Legal Lot Number	527
Jurisdiction	TRAVIS TX
Township / Civil Division	NORTHWEST TRAVIS
Census Block Group	2
Census Block	2004
Census Tract	37300

Owner

Source: Travis County records, as of September 15, 2026

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

Owner of Record	Company Name on Record
Mailing Address	11725 HUNTERS GREEN TRL, AUSTIN, TX 78732-2056
Owner Type	Company
Vesting	Limited Liability Company

Deeds, Mortgages & Sale History

Date	Document
Dec 7, 2020	Warranty Deed, Transfer ATTORNEY ONLY
Apr 7, 2017	Warranty Deed, Transfer QUICKEN LNS

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 7, 2020
Deed Sale	Dec 7, 2020
Prior Sale	Apr 7, 2017 · Amount on Record
Deed Document Number	2020236796
Prior Transfer Date	Apr 4, 2017
Prior Transfer Doc	0000055970
Record Updated	Oct 29, 2026

December 2020: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	TRAVIS TX
Recording Date	Dec 7, 2020
Property Address	5603 THUNDERBIRD, LAGO VISTA, TX 78645-5826
Document Number	0000236796
Instrument Date	Dec 4, 2020
Instrument	236796
Transaction Type	Transfer
Record Updated	Dec 31, 2020
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	11725 HUNTERS GREEN TRL AUSTIN TX 787322056, AUSTIN, TX 78732-2056

April 2017: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	TRAVIS TX
Recording Date	Apr 7, 2017
Property Address	5603 THUNDERBIRD, LAGO VISTA, TX 78645-5826
Document Number	0000055970
Instrument Date	Apr 4, 2017
Instrument	55970
Transaction Type	Transfer
Record Updated	Apr 28, 2017
Title Company	INDEPENDENCE TITLE

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	1573 SHAW DR SAN JOSE CA 951181363, SAN JOSE, CA 95118-1363

Mortgage

Document Number	55971
Date	Apr 7, 2017
Instrument	55971

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Amount	Amount Recorded
Term	360 Months
Due	Apr 6, 2047

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$7,853.00 (-14.01%)	$368,597 (-0.85%) Land $70,087 Building $298,510	$368,597 (-0.85%) Land $70,087 Building $298,510
2024	$9,132.00
2023		$371,752 Land $79,750 Building $292,002	$371,752 Land $79,750 Building $292,002

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 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
Nearby Flood Policies	4 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

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

Wildfire Risk	Moderate above 47% of the US · lower than 79% of Texas
Wildfire Likelihood	0.09% 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	CITY OF LAGO VISTA serves 8,698 people · EPA ID TX2270092
Water Source	Surface water
Last State Inspection	Feb 2025
Lead	2 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

Water Quality	Turbidity resolved · Aug 2025
Treatment and Procedure	Lead service line inventory Oct 2024
Monitoring and Reporting	11 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 101 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable	1,000 / 1,000
Nextlink Fixed Wireless	500 / 100
VGI Technology Fixed Wireless	400 / 100
Verizon Fixed Wireless	300 / 20

May also be available: AT&T.

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