1901 Shadowbrook Cir, Round Rock, TX 78681 Property Records

Williamson County property record for 1901 Shadowbrook Cir, Round Rock, TX 78681

Property Summary

Property Type	Single Family Home
Details	3 ba · 2,997 sqft · built 1984
Lot Size	0.4 acres (17,424 sqft)
Owner	2 Individual Names on File
Tax Bill	$5,392 (2025)
Deeds & Mortgages	Oct 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`R-16-3616-000B-0015`

Property Details

APN / Parcel Number

Primary APN	`R-16-3616-000B-0015`
Alternative APNs	`R061883` `117226`

Interior

Full Baths	3 Baths
Half Baths	1 Half Bath
Stories	2 Stories
Building Area	2,997 sqft Living Area
1st Floor Area	2,351 sqft
2nd Floor Area	646 sqft
Flooring	Carpet
Interior Walls	Custom/Decorative
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1984
Exterior Material	Stone
Foundation Type	Slab (Mat/Raft)
Roof Type	Gable
Lot Area	17,424 sqft (0.4 acres)
Garage Area	418 sqft
Parking Spaces	2 Parking Spaces

Exterior Amenities

Pool Area	345 sqft
Porch	Open Porch
Porch Area	12 sqft
Patio Area	614 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Account Number	R061883
Street Address	1901 SHADOWBROOK CIR
City	ROUND ROCK
State	TX
Zip	78681-7138
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	SHADOWBROOK, BLOCK B, LOT 15
Legal Subdivision	SHADOWBROOK
Legal Block	B
Legal Lot Number	15
Jurisdiction	WILLIAMSON TX
Township / Civil Division	ROUND ROCK-GEORGETOWN
Census Block Group	4
Census Block	4014
Census Tract	20503

Owner

Source: Williamson County records · APN R-16-3616-000B-0015

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	1901 SHADOWBROOK CIR, ROUND ROCK, TX 78681-7138
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Jul 01, 1985
Deed Sale	Jul 01, 1985
Deed Document Number	0000012123
Record Updated	Jun 08, 2026

October 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WILLIAMSON TX
Property Address	1901 SHADOWBROOK CIR, ROUND ROCK, TX 78681-7138
Transaction Type	Mortgage
Record Updated	Oct 15, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000151632
Date	Oct 04, 2021
Instrument	2021151632

Lender

Name	R BANK
Type	Bank
Address	ROUND ROCK, TX 78664

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Oct 01, 2051

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	$5,392.00 (+4.98%) Homeowner's exemption Senior Citizen's exemption	$636,451 (+8.26%) Land $115,500 Building $520,951	$636,451 (+8.26%) Land $115,500 Building $520,951
2023	$5,136.00 (-27.31%) Homeowner's exemption Senior Citizen's exemption	$587,886 Land $110,000 Building $477,886	$587,886 Land $110,000 Building $477,886
2022	$7,066.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Williamson County (48491C), as of October 5, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 484910205034, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 21 policies
Nearby Flood Policies	21 in force
Nearby Flood Claims	2 (2001–2010)
Most Recent Claim	Sep 2010 · river or lake flooding

Wildfire

Wildfire Risk	Low lower than 97% of the US · lower than 98.3% of Texas
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
AT&T Fiber	5,000 / 5,000
Spectrum Cable	1,000 / 1,000
T-Mobile USA Fixed Wireless	100 / 20

May also be available: SOS Communications, Verizon.

Based on FCC filings for 376 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System, water system TX2460003, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	CITY OF ROUND ROCK serves 130,662 people
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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.