603 Rubio Ave, Round Rock, TX 78664 Property Records

Williamson County property record for 603 Rubio Ave, Round Rock, TX 78664

Property Summary

Property Type	Single Family Home
Details	1 ba · 904 sqft · built 1940
Lot Size	0.111 acres (4,835 sqft)
Owner	Individual Name on Record
Tax Bill	$3,252 (2025)
Deeds & Mortgages	Jun 2022 Mortgage Nov 2017 Mortgage + 2 more
Flood Zone	Zone X (moderate risk)
APN	`R-16-5360-0003-0002`

Property Details

APN / Parcel Number

Primary APN	`R-16-5360-0003-0002`
Alternative APNs	`R072861` `128091`

Interior

Full Baths	1 Bath
Stories	1 Story
Building Area	904 sqft Living Area
1st Floor Area	904 sqft
Flooring	Carpet

Exterior

Year Built	Built 1940
Effective Year Built	Effective 1978
Exterior Material	Wood
Roof Type	Gable
Lot Area	4,835 sqft (0.111 acres)
Porch	Open Porch
Porch Area	112 sqft
Patio Area	315 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Heating Fuel	Gas
Sewer	Connected

Location & Zoning

Account Number	R16536000030002
Street Address	603 RUBIO AVE
City	ROUND ROCK
State	TX
Zip	78664-5866
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	SF2
Legal Description	SOUTHSIDE ACRES, BLOCK 3, LOT 2-3, ACRES .111
Legal Subdivision	SOUTHSIDE ACRES
Legal Block	3
Legal Lot Number	2-3
Jurisdiction	WILLIAMSON TX
Township / Civil Division	ROUND ROCK-GEORGETOWN
Census Block Group	1
Census Block	1058
Census Tract	20701

Owner

Source: Williamson County records, as of September 11, 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 Record
Mailing Address	11805 NATURES BND, AUSTIN, TX 78753-7012
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jun 1, 2022	Deed of Trust, Mortgage · Conventional Mortgage ROCKET MORTGAGE LLC
Nov 27, 2017	Deed of Trust, Mortgage · Conventional Mortgage RANDOLPH BROOKS FCU
Jul 5, 2018	Deed of Trust, Mortgage AMRES CORP
Apr 24, 2017	Warranty Deed, Transfer KEY TITLE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Apr 24, 2017
Deed Sale	Apr 24, 2017
Deed Document Number	201735559
Prior Transfer Date	Nov 15, 2011
Prior Transfer Doc	0000077483
Record Updated	Oct 29, 2026

June 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WILLIAMSON TX
Property Address	603 RUBIO AVE, ROUND ROCK, TX 78664-5866
Transaction Type	Mortgage
Record Updated	Jun 14, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000067143
Date	Jun 1, 2022
Instrument	2022067143

Lender

Name	ROCKET MORTGAGE LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jun 1, 2052

November 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WILLIAMSON TX
Property Address	603 RUBIO AVE, ROUND ROCK, TX 78664-5866
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	RB TITLE LLC

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000108805
Date	Nov 27, 2017
Instrument	2017108805

Lender

Name	RANDOLPH BROOKS FCU
Type	Credit Union
Address	UNIVERSAL CITY, TX 78148

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	181 Months
Due	Dec 1, 2032

July 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WILLIAMSON TX
Property Address	603 RUBIO AVE, ROUND ROCK, TX 78664-5866
Document Number	0000059935
Instrument Date	Jul 5, 2018
Transaction Type	Mortgage
Record Updated	Jul 19, 2018
Title Company	ENTITLE INSURANCE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	603 RUBIO AVE ROUND ROCK TX 786645866, ROUND ROCK, TX 78664-5866

Mortgage

Document Number	0000059935
Date	Jul 6, 2018
Instrument	59935

Lender

Name	AMRES CORP
Address	FEASTERVILLE, PA 19053

Agreement

Amount	Amount Recorded
Term	360 Months
Due	Jul 5, 2048

April 2017: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	WILLIAMSON TX
Recording Date	Apr 24, 2017
Property Address	603 RUBIO AVE, ROUND ROCK, TX 78664-5866
Document Number	0000035559
Instrument Date	Apr 20, 2017
Instrument	35559
Transaction Type	Transfer
Record Updated	May 4, 2017
Title Company	KEY TITLE

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	11805 NATURES BND AUSTIN TX 787537012, AUSTIN, TX 78753-7012

Tax Assessment & Valuation

Source: Williamson County assessment roll, as of September 11, 2026

Property Jurisdictions

Type	Name
State	Texas
County	Williamson County
Municipality	Round Rock City
Unified School District	Round Rock Independent School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$3,252.00 (+17.91%)	$185,044 (+17.65%) Land $69,046 Building $115,998	$185,044 (+17.65%) Land $69,046 Building $115,998
2023	$2,758.00 (-13.81%)	$157,282 Land $69,046 Building $88,236	$157,282 Land $69,046 Building $88,236
2022	$3,200.00

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 October 5, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	2 in force
Nearby Flood Claims	8 (1984–1991)
Most Recent Claim	Jan 1991 · river or lake flooding

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	Low lower than 99.1% of the US · lower than 99.3% of Texas
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond 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 System	CITY OF ROUND ROCK serves 130,662 people · EPA ID TX2460003
Water Source	Surface water
Last State Inspection	Sep 2023
Lead	5 ppb (2021–2023) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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 66 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL · Fixed Wireless in parts of the area	5,000 / 5,000
Spectrum Cable · Fiber in parts of the area	1,000 / 50
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Astound Broadband, Google Fiber, SOS Communications.

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