Bexar County property record for 21706 Thunder Basin, San Antonio, TX 78261
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,616 sqft · built 2010 |
| Lot Size | 0.14 acres (6,103 sqft) |
| Owner | Individual Name on File |
| Last Sale | $244,000 (Jul 2019) |
| Tax Bill | $3,440 (2025) |
| Deeds & Mortgages | Jul 2019 Mortgage Dec 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 04913-107-0030 |
| Primary APN | 04913-107-0030 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,616 sqft Living Area |
| Gross Area | 2,015 sqft |
| 1st Floor Area | 1,616 sqft |
| Year Built | Built 2010 |
|---|---|
| Effective Year Built | Effective 2010 |
| Architectural Style | Contemporary |
| Exterior Material | Other |
| Foundation Type | Slab (Mat/Raft) |
| Roof Material | Asphalt |
| Lot Area | 6,103 sqft (0.14 acres) |
| Lot Dimensions | 136 ft deep x 45 ft wide |
| Garage Type | Attached |
| Garage Area | 399 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Open Porch |
| Porch Area | 215 sqft |
| Deck Area | 157 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 21706 THUNDER BASIN |
|---|---|
| City | SAN ANTONIO |
| State | TX |
| Zip | 78261-2558 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | CB 4913A BLK 7 LOT 3 WORTHAM OAKS UT-2 PUD PLAT 9567/118-120; AMENDING PLAT 9572/135-137 |
| Legal Subdivision | WORTHAM OAKS UN 2 |
| Legal Tract | 3 |
| Legal Block | 7 |
| Legal Lot Number | 3 |
| Jurisdiction | BEXAR TX |
| Township / Civil Division | SAN ANTONIO NORTH |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 121912 |
21706 Thunder Basin is owned and occupied by an individual who bought it in July 2019.
Source: Bexar County records, as of May 26, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 21706 THUNDER BASIN, SAN ANTONIO, TX 78261-2558 |
| 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.
| Date | Document |
|---|---|
| Jul 19, 2019 | Warranty Deed, Transfer USAA |
| Dec 26, 2018 | Warranty Deed, Transfer PELGRIM MORTGAGE LLC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 19, 2019 · Amount on File |
| Deed Sale | Jul 19, 2019 · Amount on File |
| Prior Sale | Dec 26, 2018 · Amount on File |
| Deed Document Number | 2019139109 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BEXAR TX |
| Recording Date | Jul 19, 2019 |
| Property Address | 21706 THUNDER BASIN, SAN ANTONIO, TX 78261-2558 |
| Document Number | 0000139109 |
| Instrument Date | Jul 19, 2019 |
| Instrument | 139109 |
| Transaction Type | Transfer |
| Record Updated | Aug 5, 2019 |
| Title Company | OTHER |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 21706 THUNDER BASIN SAN ANTONIO TX 782612558, SAN ANTONIO, TX 78261-2558 |
| Document Number | 139110 |
|---|---|
| Date | Jul 19, 2019 |
| Instrument | 139110 |
| Name | USAA |
|---|---|
| Address | SAN ANTONIO, TX 78288-0544 |
| Amount | Amount on Record |
|---|---|
| Term | 360 Months |
| Due | Jul 18, 2049 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BEXAR TX |
| Recording Date | Dec 26, 2018 |
| Property Address | 21706 THUNDER BASIN, SAN ANTONIO, TX 78261-2558 |
| Document Number | 0000251760 |
| Instrument Date | Dec 26, 2018 |
| Instrument | 251760 |
| Transaction Type | Transfer |
| Record Updated | Jan 11, 2019 |
| Title Company | OLD REPUBLIC TITLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 21706 THUNDER BASIN SAN ANTONIO TX 782612558, SAN ANTONIO, TX 78261-2558 |
| Document Number | 251761 |
|---|---|
| Date | Dec 26, 2018 |
| Instrument | 251761 |
| Name | PELGRIM MORTGAGE LLC |
|---|---|
| Address | 1270 N LOOP 1604 E # 1101, SAN ANTONIO, TX 78232-1393 |
| Amount | Amount on Record |
|---|---|
| Term | 360 Months |
| Due | Dec 25, 2048 |
The 2025 property tax bill for 21706 Thunder Basin was $3,440 with a homeowner's exemption, down 13.3% from the year before.
Source: Bexar County assessment roll, as of May 26, 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Bexar County |
| Unified School District | Judson Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $3,440.00 (-13.28%) Homeowner's exemption | $286,910 Land $79,640 Building $207,270 | $286,910 Land $79,640 Building $207,270 |
| 2024 | $3,967.00 (+7.89%) | ||
| 2023 | $3,677.00 (-14.51%) Homeowner's exemption | $303,820 Land $79,640 Building $224,180 | $303,820 Land $79,640 Building $224,180 |
| 2022 | $4,301.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 21706 Thunder Basin in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 12, 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 |
| Nearby Flood Policies | 6 in force |
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 21706 Thunder Basin 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 63% of the US · lower than 88% 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 | 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 226 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
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