Travis County property record for 602 Blackwell Ave, Manchaca, TX 78652
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 1,360 sqft · built 1983 |
| Lot Size | 0.54 acres (23,549 sqft) |
| Owner | Owner Name on File |
| Tax Bill | $4,531 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 0451150203 |
| Primary APN | 0451150203 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Stories | 1 Story |
| Building Area | 1,360 sqft Living Area |
| Gross Area | 1,800 sqft |
| 1st Floor Area | 1,360 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1983 |
|---|---|
| Construction Type | Wood Frame |
| Foundation Type | Slab (Mat/Raft) |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 23,549 sqft (0.54 acres) |
| Lot Dimensions | 200 ft deep x 120 ft wide |
| Garage Type | Attached |
| Garage Area | 440 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 48 sqft |
| Patio Area | 118 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | HVAC |
| Account Number | 352337 |
|---|---|
| Old Parcel Number | 04511502030000 |
| Street Address | 602 BLACKWELL AVE |
| City | MANCHACA |
| State | TX |
| Zip | 78652-6866 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 9 BLK 2 ONION CREEK MEADOWS |
| Legal Subdivision | ONION CREEK MEADOWS |
| Legal Block | 2 |
| Legal Lot Number | 9 |
| Jurisdiction | TRAVIS TX |
| Township / Civil Division | AUSTIN |
| Census Block Group | 1 |
| Census Block | 1037 |
| Census Tract | 2407 |
The current owner of 602 Blackwell Ave acquired it in April 2000.
Source: Travis County records, as of November 3, 2025
| Owner of Record | Owner Name on File |
|---|---|
| Mailing Address | 602 BLACKWELL AVE, MANCHACA, TX 78652-6866 |
| Occupancy | Owner Occupied |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 20, 2000 |
| Deed Sale | Apr 20, 2000 |
| Deed Document Number | 2000059223 |
| Deed Book / Page | 04511 |
| Record Updated | Jun 8, 2026 |
Source: Travis County assessment roll, as of August 1, 2025
| Type | Name |
|---|---|
| State | Texas |
| County | Travis County |
| Unified School District | Austin Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $386,732 Land $225,296 Building $161,436 | $386,732 Land $225,296 Building $161,436 | |
| 2024 | $4,531.00 | ||
| 2023 | $431,380 Land $200,000 Building $231,380 | $431,380 Land $200,000 Building $231,380 | |
| 2022 | $4,176.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 602 Blackwell Ave in Zone X, an area of minimal flood risk, though there have been 13 flood claims nearby since 1981.
Source: FEMA National Flood Hazard Layer, effective May 17, 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 |
| Flood Insurance Cost | Premium on File median of 41 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 41 in force |
| Nearby Flood Claims | 13 (1981–2024) |
| Claims Outside the SFHA | 7 of 13 |
| Most Recent Claim | Mar 2024 · rainfall accumulation |
| 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.
Wildfire risk around 602 Blackwell Ave is low, with a 0.05% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 62% of the US · lower than 87% of Texas |
|---|---|
| Wildfire Likelihood | 0.05% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 | ONION CREEK MEADOWS private · serves 696 people · EPA ID TX2270059 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Apr 2023 |
| Lead | Under 1 ppb (2023–2025) 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.
Source: FCC Broadband Data Collection, based on 249 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
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