3420 Cortes Pl, Round Rock, TX 78665 Property Records

Williamson County property record for 3420 Cortes Pl, Round Rock, TX 78665

Property Summary

Property Type	Single Family Home
Details	2.5 ba · 2,964 sqft · built 2010
Lot Size	0.178 acres (7,761 sqft)
Owner	2 Individual Names on File
Last Sale	$361,300 (May 2018)
Tax Bill	$8,896 (2025)
Deeds & Mortgages	Jul 2020 Mortgage Sep 2019 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`R-16-4873-00JJ-0050`

Property Details

APN / Parcel Number

Primary APN	`R-16-4873-00JJ-0050`
Alternative APNs	`R486918` `290382`

Interior

Full Baths	2.5 Baths
Half Baths	1 Half Bath
Stories	2 Stories
Building Area	2,964 sqft Living Area
1st Floor Area	1,264 sqft
2nd Floor Area	1,700 sqft
Flooring	Tile
Interior Walls	Wallboard/Drywall
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2010
Effective Year Built	Effective 2010
Exterior Material	Brick Veneer
Roof Type	Hip
Lot Area	7,761 sqft (0.178 acres)
Garage Area	440 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Porch
Porch Area	190 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Account Number	R16487300JJ0050
Street Address	3420 CORTES PL
City	ROUND ROCK
State	TX
Zip	78665-5666
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	S9424 - PALOMA LAKE SEC 17A, BLOCK JJ, LOT 50
Legal Subdivision	PALOMA LAKE SEC 17A
Legal Block	JJ
Legal Lot Number	50
Jurisdiction	WILLIAMSON TX
Township / Civil Division	TAYLOR
Census Block Group	3
Census Block	3000
Census Tract	20818

Owner

3420 Cortes Pl is owned and occupied by two individuals who bought it in May 2018.

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

Owner of Record	2 Individual Names on File
Mailing Address	3420 CORTES PL, ROUND ROCK, TX 78665-5666
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

Date	Document
Jul 8, 2020	Deed of Trust, Mortgage QUICKEN LNS
Sep 20, 2019	Deed of Trust, Mortgage QUICKEN LNS
May 30, 2018	Warranty Deed, Transfer QUICKEN LNS

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 30, 2018 · Amount on File
Deed Sale	May 30, 2018 · Amount on File
Prior Sale	Jan 15, 2014 · Amount on File
Deed Document Number	201846491
Prior Transfer Date	May 22, 2018
Prior Transfer Doc	0000046491
Record Updated	Oct 29, 2026

July 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WILLIAMSON TX
Property Address	3420 CORTES PL, ROUND ROCK, TX 78665-5666
Document Number	0000078074
Instrument Date	Jul 8, 2020
Transaction Type	Mortgage
Record Updated	Jul 29, 2020
Title Company	AMROCK INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	3420 CORTES PL ROUND ROCK TX 786655666, ROUND ROCK, TX 78665-5666

Mortgage

Document Number	0000078074
Date	Jul 14, 2020
Instrument	78074

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Amount	Amount on Record
Term	240 Months
Due	Jul 13, 2040

September 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WILLIAMSON TX
Property Address	3420 CORTES PL, ROUND ROCK, TX 78665-5666
Document Number	0000092163
Instrument Date	Sep 20, 2019
Transaction Type	Mortgage
Record Updated	Oct 15, 2019
Title Company	AMROCK INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	3420 CORTES PL ROUND ROCK TX 786655666, ROUND ROCK, TX 78665-5666

Mortgage

Document Number	0000092163
Date	Sep 27, 2019
Instrument	92163

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Amount	Amount on Record
Term	300 Months
Due	Sep 26, 2044

May 2018: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	WILLIAMSON TX
Recording Date	May 30, 2018
Property Address	3420 CORTES PL, ROUND ROCK, TX 78665-5666
Document Number	0000046491
Instrument Date	May 22, 2018
Instrument	46491
Transaction Type	Transfer
Record Updated	Jun 18, 2018
Title Company	INDEPENDENCE 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	3420 CORTES PL ROUND ROCK TX 786655666, ROUND ROCK, TX 78665-5666

Mortgage

Document Number	46492
Date	May 30, 2018
Instrument	46492

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Amount	Amount on Record
Term	360 Months
Due	May 29, 2048

Tax Assessment & Valuation

The 2025 property tax bill for 3420 Cortes Pl was $8,896 with a homeowner's exemption.

Source: Williamson County assessment roll, as of September 11, 2026

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$8,896.00 Homeowner's exemption	$490,107 Land $110,000 Building $380,107	$490,107 Land $110,000 Building $380,107
2023	$7,809.00 (-4.9%) Homeowner's exemption	$533,610 Land $110,000 Building $423,610	$533,610 Land $110,000 Building $423,610
2022	$8,211.00

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

Flood

FEMA maps place 3420 Cortes Pl 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	9 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 3420 Cortes Pl is low, with a 0.03% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 66% of the US · lower than 90% of Texas
Wildfire Likelihood	0.03% annual chance
Exposure	Direct burnable vegetation

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	PALOMA LAKE MUD 2 serves 2,265 people · EPA ID TX2460165
Water Source	Purchased surface water from CITY OF ROUND ROCK
Last State Inspection	Oct 2025
Lead	Under 1 ppb (2024–2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	1 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.

Internet Providers

Source: FCC Broadband Data Collection, based on 430 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber	5,000 / 5,000
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
Verizon Fixed Wireless	300 / 20

May also be available: SOS Communications, VTX Communications.

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