3512 Shellcastle Ln, Round Rock, TX 78681 Property Records

Williamson County property record for 3512 Shellcastle Ln, Round Rock, TX 78681 · Last verified October 2025

Property Summary

Property Type	Single Family Home
Details	2 ba · 2,349 sqft · built 2007
Lot Size	0.158 acres (6,883 sqft)
Owner	Individual Name on File
Tax Bill	$7,300 (2025)
Deeds & Mortgages	Nov 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`R-16-5693-000G-0011`

Property Details

APN / Parcel Number

Primary APN	`R-16-5693-000G-0011`
Alternative APNs	`R460798` `261003`

Interior

Full Baths	2 Baths
Stories	1 Story
Building Area	2,349 sqft Living Area
1st Floor Area	2,349 sqft
Interior Walls	Wallboard/Drywall
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2007
Effective Year Built	Effective 2008
Exterior Material	Brick Veneer
Foundation Type	Slab (Mat/Raft)
Lot Area	6,883 sqft
Garage Area	460 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Porch
Porch Area	210 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Account Number	R460798
Street Address	3512 SHELLCASTLE LN
City	ROUND ROCK
State	TX
Zip	78681-1143
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	S8720 - VILLAGE AT MAYFIELD RANCH PH 3, BLOCK G, LOT 11
Legal Subdivision	VILLAGE AT MAYFIELD RANCH
Legal Phase	3
Legal Block	G
Legal Lot Number	11
Jurisdiction	WILLIAMSON TX
Township / Civil Division	ROUND ROCK-GEORGETOWN
Census Block Group	2
Census Block	2009
Census Tract	20608

Owner

Source: Williamson County records · APN R-16-5693-000G-0011

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
Co-owner	Verified Secondary Owner
Mailing Address	3512 SHELLCASTLE LN, ROUND ROCK, TX 78681-1143
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Apr 14, 2015
Deed Sale	Apr 14, 2015
Prior Sale	Aug 24, 2007
Deed Document Number	2015029187
Record Updated	Jun 07, 2026

November 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WILLIAMSON TX
Property Address	3512 SHELLCASTLE LN, ROUND ROCK, TX 78681-1143
Transaction Type	Mortgage
Record Updated	Jan 28, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000173977
Date	Nov 15, 2021
Instrument	2021173977

Lender

Name	HOME POINT FINANCIAL CORPORATION
Type	Mortgage Company
Address	PARSIPPANY, NJ 07054

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	181 Months
Due	Dec 01, 2036

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	$7,300.00 (+13.02%) Homeowner's exemption	$497,653 (+4.06%) Land $120,000 Building $377,653	$497,653 (+4.06%) Land $120,000 Building $377,653
2023	$6,459.00 (-5.45%) Homeowner's exemption	$478,259 Land $136,000 Building $342,259	$478,259 Land $136,000 Building $342,259
2022	$6,831.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Williamson County (48491C), updated October 5, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 484910206082, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No
Nearby Flood Policies	1 in force

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
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, availability as of December 31, 2025 · Published October 2026 · based on 731 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
Spectrum	Cable	1,000 / 1,000
Verizon	Fixed Wireless	300 / 20
T-Mobile USA	Fixed Wireless	100 / 20

May also be available at this address: AT&T, Electronic Corporate Pages, SOS Communications, Valley Telephone Cooperative, Inc. (TX). Availability varies by address; speeds are provider-advertised maximums, not measured.