Cameron County property record for 509 E Madison Ave, Harlingen, TX 78550 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Architecture Style | Townhouse |
| Year Built | Built 1934 |
| Square Footage | 818 sqft Living Area |
| Lot Size | 7,000 sqft (0.161 acres) |
| Garage | Detached, 748 sqft |
| Tax Bill | $1,969.00 (2025) |
| Primary APN | 150000-0290-010000 |
|---|---|
| Alternative APN |
|
| Building Area | 818 sqft Living Area |
|---|---|
| Gross Area | 958 sqft Gross Area |
| 1st Floor Area | 818 sqft 1st Floor |
| Stories | 1 Story |
| Flooring | Wood |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1934 |
|---|---|
| Effective Year Built | Effective 1934 |
| Architectural Style | Townhouse |
| Exterior Material | Wood |
| Roof Type | Gable/Hip |
| Roof Material | Composition Shingle |
| Lot Area | 7,000 sqft (0.161 acres) |
| Lot Dimensions | 140 ft deep x 50 ft wide |
| Driveway | Concrete Driveway |
| Driveway Area | 1,250 sqft Driveway |
| Parking Spaces | 3 Parking Spaces |
| Garage Type | Detached |
| Garage Area | 748 sqft Garage |
| Porch | Screened Porch |
| Porch Area | 176 sqft Porch |
| Street Address | 509 E MADISON AVE |
|---|---|
| City | HARLINGEN |
| State | TX |
| Zip | 78550-4911 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | HARLINGEN ORIGINAL TOWNSITE LOT 10 BLK 29 |
| Legal Subdivision | HARLINGEN ORIGINAL TOWNSITE (VOL 2 PG 14 |
| Legal Block | 29 |
| Legal Lot Number | 10 |
| Jurisdiction | CAMERON TX |
| Township / Civil Division | HARLINGEN-SAN BENITO |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 10900 |
Source: Cameron County records · APN 150000-0290-010000
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 | 507 E MADISON AVE, HARLINGEN, TX 78550-4911 |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Cameron County records · Assessment roll updated August 13, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Cameron County |
| Municipality | Harlingen City |
| Unified School District | Harlingen Consolidated Independent School District (PK - 12) |
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 | $130,579 (+28.39%) Land $45,150 Building $85,429 | $130,579 (+28.39%) Land $45,150 Building $85,429 | |
| 2025 | $1,969.00 (-2.04%) | $101,704 (+15.04%) Land $45,150 Building $56,554 | $101,704 (+15.04%) Land $45,150 Building $56,554 |
| 2023 | $88,404 Land $31,850 Building $56,554 | $88,404 Land $31,850 Building $56,554 | |
| 2022 | $2,010.00 |
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
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| 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; lenders make the official flood determination.
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