3740 Sandy Brook Dr, Round Rock, TX 78665 Property Records

Williamson County property record for 3740 Sandy Brook Dr, Round Rock, TX 78665

Property Summary

Property Type	Single Family Home
Details	2 ba · 2,118 sqft · built 2007
Lot Size	0.475 acres (20,679 sqft)
Owner	2 Individual Names on File
Last Sale	$299,800 (Jan 2020)
Tax Bill	$6,731 (2025)
Deeds & Mortgages	Jan 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`R-16-5611-000F-0009`

Property Details

APN / Parcel Number

Primary APN	`R-16-5611-000F-0009`
Alternative APNs	`R453191` `254779`

Interior

Full Baths	2 Baths
Stories	1 Story
Building Area	2,118 sqft Living Area
1st Floor Area	2,118 sqft
Flooring	Tile
Interior Walls	Wallboard/Drywall
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2007
Effective Year Built	Effective 2007
Exterior Material	Brick Veneer
Roof Material	Other
Lot Area	20,679 sqft (0.475 acres)
Garage Area	403 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Porch
Porch Area	179 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Account Number	R165611000F0009
Street Address	3740 SANDY BROOK DR
City	ROUND ROCK
State	TX
Zip	78665-1217
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	SF2
Legal Description	S8537 - STONEY BROOK SEC 6, BLOCK F, LOT 9
Legal Subdivision	STONEY BROOK SEC 6
Legal Block	F
Legal Lot Number	9
Jurisdiction	WILLIAMSON TX
Township / Civil Division	ROUND ROCK-GEORGETOWN
Census Block Group	1
Census Block	1002
Census Tract	21515

Owner

3740 Sandy Brook Dr is owned and occupied by two individuals who bought it in January 2020.

Source: Williamson County records, as of September 11, 2026

Owner of Record	2 Individual Names on File
Mailing Address	3740 SANDY BROOK DR, ROUND ROCK, TX 78665-1217
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	Jan 28, 2020 · Amount on File
Deed Sale	Jan 28, 2020 · Amount on File
Prior Sale	Feb 19, 2008 · Amount on File
Deed Document Number	20208832
Record Updated	Oct 29, 2026

January 2020: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	WILLIAMSON TX
Recording Date	Jan 28, 2020
Property Address	3740 SANDY BROOK DR, ROUND ROCK, TX 78665-1217
Document Number	0000008832
Instrument Date	Jan 28, 2020
Instrument	8832
Transaction Type	Transfer
Record Updated	Mar 12, 2020
Title Company	CAPITAL 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	3740 SANDY BROOK DR ROUND ROCK TX 786651217, ROUND ROCK, TX 78665-1217

Mortgage

Document Number	8833
Date	Jan 28, 2020
Instrument	8833

Lender

Name	PENNYMAC
Address	WESTLAKE VILLAGE, CA 91361

Agreement

Amount	Amount on Record
Term	360 Months
Due	Jan 27, 2050

Tax Assessment & Valuation

The 2025 property tax bill for 3740 Sandy Brook Dr was $6,731.

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	$6,731.00	$332,284 Land $82,000 Building $250,284	$332,284 Land $82,000 Building $250,284
2023	$6,736.00 (-21.67%)	$384,076 Land $84,000 Building $300,076	$384,076 Land $84,000 Building $300,076
2022	$8,599.00

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

Flood

FEMA maps place 3740 Sandy Brook Dr in Zone X, an area of minimal flood risk.

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 minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	1 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 3740 Sandy Brook Dr is low, with less than a 0.01% annual chance of 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 558 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Google Fiber Fiber	8,000 / 8,000
Spectrum Cable	1,000 / 35
Verizon Fixed Wireless	300 / 20
AT&T DSL · Fiber in parts of the area	100 / 20

May also be available: Optimum, SOS Communications.

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