510 E Madison Ave, Harlingen, TX 78550 Property Records

Cameron County property record for 510 E Madison Ave, Harlingen, TX 78550 · Last verified August 2026

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 959 sqft · built 1962
Lot Size	0.161 acres (7,000 sqft)
Owner	2 Individual Names on File
Tax Bill	$1,948 (2025)
Flood Zone	Zone X (minimal risk)
APN	`150000-0320-003000`

Property Details

APN / Parcel Number

Primary APN	`150000-0320-003000`
Alternative APN	`64285`

Interior

Bedrooms	2 Beds
Stories	1 Story
Building Area	959 sqft Living Area
1st Floor Area	859 sqft
Flooring	Wood

Exterior

Year Built	Built 1962
Effective Year Built	Effective 1962
Exterior Material	Wood
Roof Type	Gable/Hip
Lot Area	7,000 sqft (0.161 acres)
Lot Dimensions	140 ft deep x 50 ft wide
Garage Type	Detached
Garage Area	384 sqft
Driveway	Driveway
Driveway Area	625 sqft
Parking Spaces	1 Parking Space
Porch	Open Porch
Porch Area	66 sqft

Location & Zoning

Street Address	510 E MADISON AVE
City	HARLINGEN
State	TX
Zip	78550-4910
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	HARLINGEN ORIGINAL TOWNSITE LOT 3 BLK 32
Legal Subdivision	HARLINGEN ORIGINAL TOWNSITE (VOL 2 PG 14
Legal Block	32
Legal Lot Number	3
Jurisdiction	CAMERON TX
Township / Civil Division	HARLINGEN-SAN BENITO
Census Block Group	2
Census Block	2029
Census Tract	10900

Owner

Source: Cameron County records · APN 150000-0320-003000

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	505 E MADISON AVE, HARLINGEN, TX 78550-4911
Owner Type	Individual
Vesting	Single Person

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jun 28, 2011
Deed Sale	Jun 28, 2011
Deed Document Number	201124501
Deed Book / Page	17797 / 103
Record Updated	Sep 20, 2026

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		$120,612 (+19.93%) Land $45,150 Building $75,462	$120,612 (+19.93%) Land $45,150 Building $75,462
2025	$1,948.00 (-1.86%)	$100,571 (+15.24%) Land $45,150 Building $55,421	$100,571 (+15.24%) Land $45,150 Building $55,421
2023		$87,271 Land $31,850 Building $55,421	$87,271 Land $31,850 Building $55,421
2022	$1,985.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Cameron County (48061C), updated July 18, 2018 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 480610109002, 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
Flood Insurance Cost	Premium on Record median of 9 individual NFIP policies nearby
Nearby Flood Policies	9 in force 3 of 9 on primary residences
Nearby Flood Claims	28 (1980–2025)
Claims Outside the SFHA	28 of 28
Most Recent Claim	Mar 2025, rainfall accumulation, Severe Storms And Flooding
Flood Events	Severe Storms And Flooding (Mar 2025), 3 claims Hurricane Dolly (Jul 2008), 3 claims Severe Storms, Tornadoes & Flooding (Apr 1991), 5 claims

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.