1604 Saint Williams Loop, Round Rock, TX 78681 Property Records

Williamson County property record for 1604 Saint Williams Loop, Round Rock, TX 78681 · Last verified October 2025

Property Highlights

Property Type	Residential > Single Family > Home
Bathrooms	3 Baths
Year Built	Built 1977
Square Footage	2,544 sqft Living Area
Lot Size	0.45 acres
Garage	399 sqft
Pool	553 sqft
Occupancy	Owner Occupied
Tax Bill	$5,860.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`R-16-5190-000E-0002`
Alternative APNs	`R072269` `127527`

Interior

Full Baths	3 Baths
Partial Baths	1 Partial Baths
Building Area	2,544 sqft Living Area
1st Floor	1,490 sqft 1st Floor
2nd Floor	1,054 sqft 2nd Floor
Stories	2 Stories
Primary Flooring	Carpet Flooring
Interior Structure	Finished/Painted Interior Structure
Fireplace	Fireplace
Fireplaces	1 Fireplaces

Exterior

Year Built	Built 1977
Exterior Material	Stone Exterior
Foundation Type	Mat/Raft Foundation (Slab) Foundation
Roof Construction	Gable Roof Construction
Lot Area	19,615 sqft
Parking Spaces	1 Parking Spaces
Garage Area	399 sqft Garage

Exterior Amenities

Pool Area	553 sqft Pool
Porch	Open Porch
Porch Area	755 sqft Porch
Utility Building	198 sqft Utility Building

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Central Heating

Location & Zoning

Account Number	R072269
Street Address	1604 SAINT WILLIAMS LOOP
City	ROUND ROCK
State	TX
Zip	78681-5616
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	ROUND ROCK WEST SEC 6A, BLOCK E, LOT 2
Legal Subdivision	ROUND ROCK WEST
Legal Block	E
Legal Lot Number	2
Jurisdiction	WILLIAMSON TX
Minor Civil Division	ROUND ROCK-GEORGETOWN
Census Blockgroup	1
Census Block	1001
Census Tract	20503

Owner

Source: Williamson County records · APN R-16-5190-000E-0002

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	2 Individual Names on File
Mailing Address	1604 SAINT WILLIAMS LOOP, ROUND ROCK, TX 78681-5616
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Sep 24, 1991
Deed Sale	Sep 24, 1991
Deed Doc Number	0002060495
Record Refreshed	Jun 08, 2026

Tax Assessment & Valuation

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

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

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	$5,860.00 (+3.97%) Homeowner's exemption Senior Citizen's exemption	$604,102 (+7.48%) Land $115,500 Building $488,602	$604,102 (+7.48%) Land $115,500 Building $488,602
2023	$5,636.00 (-19.13%) Homeowner's exemption Senior Citizen's exemption	$562,041 Land $110,000 Building $452,041	$562,041 Land $110,000 Building $452,041
2022	$6,969.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Williamson County (48491C), updated October 5, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone AE
Flood Hazard	High
100-Year Floodplain	Yes 1% annual chance
Special Flood Hazard Area	Yes
Flood Insurance Requirement	Required (federally backed mortgages)
Floodway	No
Base Flood Elevation	Varies along the reach; see FIRM

Wildfire

Wildfire Risk	Low above 4% of the US · above 2% of Texas
Wildfire Likelihood	About 1 in 9,091 per year
Exposure	Direct burnable vegetation at the parcel

Values are read at the parcel center point; lenders make the official flood determination.