533 E Williamson Ave, Harlingen, TX 78550 Property Records

Cameron County property record for 533 E Williamson Ave, Harlingen, TX 78550 · Last verified August 2026

Property Highlights

Property Type	Residential > Single Family > Home
Year Built	Built 1967
Square Footage	1,592 sqft Living Area
Lot Size	10,398 sqft (0.239 acres)
Pool	420 sqft
Occupancy	Owner Occupied
Tax Bill	$734.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`173150-0010-009000`
Alternative APN	`69987`

Interior

Building Area	1,592 sqft Living Area
1st Floor	1,372 sqft 1st Floor
Stories	1 Stories
Primary Flooring	Concrete/Cement Flooring
Interior Structure	Wallboard/Drywall Interior Structure

Exterior

Year Built	Built 1967
Effective Year Built	Effective 1967
Exterior Material	Brick Veneer Exterior
Roof Construction	Gable/Hip Roof Construction
Roof Material	Composition Shingle Roof
Lot Area	10,398 sqft (0.239 acres)
Depth X Width	208 ft x 50 ft Depth x Width
Driveway	Driveway Concrete
Driveway Area	440 sqft Driveway
Pool Area	420 sqft Pool
Porch Area	528 sqft Porch
Storage Building	70 sqft Storage Building

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Central Heating

Location & Zoning

Street Address	533 E WILLIAMSON AVE
City	HARLINGEN
State	TX
Zip	78550-4320
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	LOT 9 BLK 1 EDWARD F SMALL SUBDIVISION
Legal Subdivision	EDWARD F SMALL SUBDIVISION
Legal Block	1
Legal Lot Number	9
Jurisdiction	CAMERON TX
Minor Civil Division	HARLINGEN-SAN BENITO
Census Blockgroup	2
Census Block	2006
Census Tract	10603

Owner

Source: Cameron County records · APN 173150-0010-009000

Assessment roll updated August 13, 2026 · Last verified August 2026

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	533 E WILLIAMSON AVE, HARLINGEN, TX 78550-4320
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity
Vesting	Life Estate

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jan 31, 2005
Deed Sale	Jan 31, 2005
Deed Doc Number	2005726
Deed Book / Page	10991 / 242
Last Transfer Date	May 06, 2025
Transfer Doc	0202515586
Record Refreshed	Sep 20, 2026

May 2025: Gift Deed, Transfer

Document Type	Gift Deed
Jurisdiction	CAMERON TX
Recording Date	May 07, 2025
Property Address	533 E WILLIAMSON AVE, HARLINGEN, TX 78550-4320
Document Number	0202515586
Map Reference	VOL 21 PG 10
Instrument Date	May 06, 2025
Instrument	2025-15586
Transaction Type	Transfer
Record Updated	Oct 14, 2025

Transaction

Tax	$0.00
Additional	Interfamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name
Address	533 E WILLIAMSON AVE, HARLINGEN, TX 78550-4320

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	4622 POLARA, HARLINGEN, TX 78552-2873

Tax Assessment & Valuation

Source: Cameron County records · Assessment roll updated August 13, 2026 · Last verified August 2026

Property Jurisdictions

Type	Name
State	Texas
County	Cameron County
Municipality	Harlingen City
Unified School District	Harlingen Consolidated 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
2026		$142,456 (+76.99%) Land $67,064 Building $75,392	$142,456 (+10.07%) Land $67,064 Building $75,392
2025	$734.00 (+2.51%)	$80,487 (-34.4%)	$129,422 (+5.48%) Land $67,064 Building $62,358
2024	$716.00 (+1.99%)
2023	$702.00 (-51.85%) Additional exemption filed	$122,701 Land $47,309 Building $75,392	$122,701 Land $47,309 Building $75,392
2022	$1,458.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Cameron County (48061C), updated July 18, 2018 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Flood Hazard	Minimal
500-Year Floodplain	No
Special Flood Hazard Area	No

Wildfire

Wildfire Risk	Not exposed less than 1% of the US · less than 1% of Texas
Wildfire Likelihood	Less than 1 in 10,000 per year
Exposure	Direct burnable vegetation at the parcel

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