1503 Saint Williams Loop, Round Rock, TX 78681 Property Records

Williamson County property record for 1503 Saint Williams Loop, Round Rock, TX 78681 · Last verified October 2025

Property Highlights

Property Type	Residential > Single Family > Home
Bathrooms	2 Baths
Year Built	Built 1977
Square Footage	2,161 sqft Living Area
Lot Size	0.462 acres
Garage	480 sqft
Occupancy	Owner Occupied
Tax Bill	$6,644.00 (2025)

Primary APN	`R-16-5190-000F-0016`
Alternative APNs	`R072286` `127544`

Full Baths	2 Baths
Building Area	2,161 sqft Living Area
1st Floor	2,161 sqft 1st Floor
Stories	1 Stories
Primary Flooring	Carpet Flooring
Interior Structure	Custom/Decorative Interior Structure
Fireplace	Fireplace
Fireplaces	1 Fireplaces

Year Built	Built 1977
Exterior Material	Stone Exterior
Foundation Type	Mat/Raft Foundation (Slab) Foundation
Roof Construction	Gable Roof Construction
Lot Area	20,144 sqft
Parking Spaces	2 Parking Spaces
Garage Area	480 sqft Garage
Porch	Open Porch
Porch Area	276 sqft Porch

Cooling System	Central Cooling
Heating System	Central Heating

Account Number	R072286
Street Address	1503 SAINT WILLIAMS LOOP
City	ROUND ROCK
State	TX
Zip	78681-5613
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	ROUND ROCK WEST SEC 6A, BLOCK F, LOT 16
Legal Subdivision	ROUND ROCK WEST
Legal Block	F
Legal Lot Number	16
Jurisdiction	WILLIAMSON TX
Minor Civil Division	ROUND ROCK-GEORGETOWN
Census Blockgroup	1
Census Block	1001
Census Tract	20503

Source: Williamson County records · APN R-16-5190-000F-0016

Assessment roll updated August 1, 2025 · Last verified October 2025

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	1503 SAINT WILLIAMS LOOP, ROUND ROCK, TX 78681-5613
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Source: Williamson County records · Assessment roll updated August 1, 2025 · Last verified October 2025

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

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	$6,644.00 (+13.2%) Homeowner's exemption	$473,778 (+9.33%) Land $115,500 Building $358,278	$473,778 (+9.33%) Land $115,500 Building $358,278
2023	$5,869.00 (-6.11%) Homeowner's exemption	$433,338 Land $110,000 Building $323,338	$433,338 Land $110,000 Building $323,338
2022	$6,251.00