Cameron County property record for 510 E Coolidge Ave, Harlingen, TX 78550
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,630 sqft · built 2001 |
| Lot Size | 0.186 acres (8,120 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $100,800 (Feb 2002) |
| Tax Bill | $642 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 178720-0430-003000 |
| Primary APN | 178720-0430-003000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 1 Story |
| Building Area | 1,630 sqft Living Area |
| 1st Floor Area | 1,630 sqft |
| Flooring | Tile |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 2001 |
|---|---|
| Effective Year Built | Effective 2001 |
| Exterior Material | Brick Veneer |
| Roof Type | Gable/Hip |
| Roof Material | Composition Shingle |
| Lot Area | 8,120 sqft (0.186 acres) |
| Lot Dimensions | 140 ft deep x 58 ft wide |
| Driveway | Concrete Driveway |
| Driveway Area | 30 sqft |
| Porch | Open Porch |
| Porch Area | 139 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 510 E COOLIDGE AVE |
|---|---|
| City | HARLINGEN |
| State | TX |
| Zip | 78550-7732 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | A-C |
| Legal Description | FINWOOD HEIGHTS SUBDIVISION LOT 3 & W8 LOT 4 BLK 43 |
| Legal Subdivision | FINWOOD HEIGHTS SUBDIVISION |
| Legal Block | 43 |
| Legal Lot Number | 3,4 |
| Jurisdiction | CAMERON TX |
| Township / Civil Division | HARLINGEN-SAN BENITO |
| Census Block Group | 2 |
| Census Block | 2016 |
| Census Tract | 11801 |
Source: Cameron County records, as of August 13, 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 Record |
|---|---|
| Mailing Address | 510 E COOLIDGE AVE, HARLINGEN, TX 78550-7732 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Feb 25, 2002 · Amount on Record |
| Deed Sale | Feb 25, 2002 · Amount on Record |
| Prior Sale | Sep 13, 2001 · Amount on Record |
| Deed Document Number | 20029766 |
| Deed Book / Page | 7777 / 274 |
| Prior Transfer Date | Sep 7, 2001 |
| Prior Transfer Doc | 0000009766 |
| Record Updated | Sep 20, 2026 |
Source: Cameron County assessment roll, as of August 13, 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Cameron County |
| Municipality | Harlingen City |
| Unified School District | Harlingen Consolidated Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $127,415 (+1%) | $146,976 (-0.82%) Land $52,374 Building $94,602 | |
| 2025 | $642.00 (-30.82%) Homeowner's exemption Disabled Person's exemption Senior Citizen's exemption Veteran's exemption | $115,832 (-15.07%) Land $52,374 Building $95,815 | $148,189 (+8.65%) Land $52,374 Building $95,815 |
| 2023 | $928.00 Homeowner's exemption Disabled Person's exemption Senior Citizen's exemption Veteran's exemption | $136,393 Land $36,946 Building $99,447 | $136,393 Land $36,946 Building $99,447 |
| 2022 | $928.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective July 18, 2018 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 28 policies |
| Nearby Flood Policies | 28 in force |
| Nearby Flood Claims | 18 (1980–2025) |
| Claims Outside the SFHA | 13 of 18 |
| Most Recent Claim | Mar 2025 · Severe Storms And Flooding |
| Claims by Event |
|
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | HARLINGEN WATER WORKS SYSTEM serves 85,900 people · EPA ID TX0310002 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Sep 2025 |
| Lead | Under 1 ppb (2022–2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 555 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| VTX Communications Fixed Wireless | 400 / 50 |
| RGV Communications Fixed Wireless | 100 / 100 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Metronet, Verizon.
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