Bexar County property record for 643 Gulf, San Antonio, TX 78202
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 1 ba · 866 sqft · built 1945 |
| Lot Size | 0.274 acres (11,927 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $661 (2025) |
| Deeds & Mortgages | Apr 2024 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 06377-019-0120 |
| Primary APN | 06377-019-0120 |
|---|---|
| Alternative APN |
|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 866 sqft Living Area |
| Gross Area | 1,350 sqft |
| 1st Floor Area | 866 sqft |
| Year Built | Built 1945 |
|---|---|
| Effective Year Built | Effective 1970 |
| Architectural Style | Contemporary |
| Exterior Material | Other |
| Roof Material | Asphalt |
| Lot Area | 11,927 sqft (0.274 acres) |
| Lot Dimensions | 123 ft deep x 50 ft wide |
| Garage Type | Detached |
| Garage Area | 900 sqft |
| Parking Spaces | 11 Parking Spaces |
| Porch | Open Porch |
|---|---|
| Porch Area | 156 sqft |
| Deck Area | 484 sqft |
| Patio Area | 200 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Floor/Wall Furnace |
| Street Address | 643 GULF |
|---|---|
| City | SAN ANTONIO |
| State | TX |
| Zip | 78202-3121 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | NCB 6377 BLK 19 LOT 11A, 11B, 12A & 12B 2016 MERGE PER CR# 35619 |
| Legal Subdivision | CONV A/S CODE |
| Legal Block | 19 |
| Legal Lot Number | 12 |
| Jurisdiction | BEXAR TX |
| Township / Civil Division | SAN ANTONIO CENTRAL |
| Census Block Group | 2 |
| Census Block | 2029 |
| Census Tract | 130600 |
643 Gulf is owned and occupied by two individuals who acquired it in April 2024.
Source: Bexar County records, as of May 26, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 643 GULF, SAN ANTONIO, TX 78202-3121 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 | 2 Names on Deed |
|---|---|
| Last Sale | Apr 3, 2024 |
| Deed Sale | Apr 3, 2024 |
| Deed Document Number | 202459372 |
| Prior Transfer Date | Jan 8, 2015 |
| Prior Transfer Doc | 0000002961 |
| Record Updated | Oct 29, 2026 |
| Document Type | Transfer on Death Deed |
|---|---|
| Jurisdiction | BEXAR TX |
| Recording Date | Apr 3, 2024 |
| Property Address | 643 GULF, SAN ANTONIO, TX 78202-3121 |
| Document Number | 0000059372 |
| Map Reference | VOL 368 PG 318 |
| Instrument Date | Feb 1, 2024 |
| Instrument | 20240059372 |
| Transaction Type | Transfer |
| Record Updated | Apr 22, 2024 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 643 GULF, SAN ANTONIO, TX 78202-3121 |
| Name | Verified Name |
|---|---|
| Address | 643 GULF, SAN ANTONIO, TX 78202-3121 |
The 2025 property tax bill for 643 Gulf was $661, down 20.5% from the year before.
Source: Bexar County assessment roll, as of May 26, 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Bexar County |
| Municipality | San Antonio City |
| Unified School District | San Antonio Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $661.00 (-20.46%) Homeowner's exemption Senior Citizen's exemption | $175,619 Land $133,100 Building $77,210 | $210,310 Land $133,100 Building $77,210 |
| 2024 | $831.00 (-5.14%) | ||
| 2023 | $876.00 (-52.18%) Homeowner's exemption Senior Citizen's exemption | $231,550 Land $133,100 Building $98,450 | $231,550 Land $133,100 Building $98,450 |
| 2022 | $1,832.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 643 Gulf in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 643 Gulf is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.3% of Texas |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 | SAN ANTONIO WATER SYSTEM serves 2,643,729 people · EPA ID TX0150018 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Aug 2023 |
| Lead | 2 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 844 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 |
| Astound Broadband Cable | 1,500 / 50 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Alamo Broadband.
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