Bexar County property record for 21 Grantham Glen, San Antonio, TX 78257
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 4 ba · 3,785 sqft · built 2021 |
| Lot Size | 0.165 acres (7,200 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $19,244 (2025) |
| Deeds & Mortgages | Jul 2026 Line of Credit Jun 2025 Sale + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 16386-028-0590 |
| Primary APN | 16386-028-0590 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4 Baths |
| Half Baths | 2 Half Baths |
| Stories | 2 Stories |
| Building Area | 3,785 sqft Living Area |
| Gross Area | 4,305 sqft |
| 1st Floor Area | 2,915 sqft |
| 2nd Floor Area | 870 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2021 |
|---|---|
| Effective Year Built | Effective 2021 |
| Foundation Type | Slab (Mat/Raft) |
| Roof Material | Metal |
| Lot Area | 7,200 sqft (0.165 acres) |
| Garage Type | Attached |
| Garage Area | 520 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 21 GRANTHAM GLN |
|---|---|
| City | SAN ANTONIO |
| State | TX |
| Zip | 78257-1374 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | NCB 16386 BLK 28 LOT 59 (THE GARDENS @ THE DOMINION PHASE II PUD) 9562/218-221 |
| Legal Subdivision | THE GARDENS @ THE DOMINION PHASE II PUD |
| Legal Block | 28 |
| Legal Lot Number | 59 |
| Jurisdiction | BEXAR TX |
| Township / Civil Division | SAN ANTONIO NORTH |
| Census Block Group | 1 |
| Census Block | 1036 |
| Census Tract | 191807 |
21 Grantham Glen is owner-occupied and held in a trust since June 2025.
Source: Bexar County records, as of August 6, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 21 GRANTHAM GLN, SAN ANTONIO, TX 78257-1374 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Living Trust |
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 6, 2026 | Deed of Trust, Mortgage · Line of Credit RANDOLPH BROOKS FEDERAL CREDIT UNION |
| Jun 13, 2025 | Warranty Deed, Transfer CAPITAL TITLE |
| Feb 16, 2022 | Deed of Trust, Mortgage · Commercial Mortgage EASY STREET CAPITAL INVESTMENTS LLC |
| Oct 6, 2022 | Vendor's Lien, Subdivision Related Transfer · Conventional Mortgage RB MORTGAGE LLC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 13, 2025 |
| Deed Sale | Jun 13, 2025 |
| Prior Sale | Oct 6, 2022 · Amount on File |
| Deed Document Number | 2025108354 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BEXAR TX |
| Recording Date | Jul 6, 2026 |
| Property Address | 21 GRANTHAM GLN, SAN ANTONIO, TX 78257-1374 |
| Document Number | 0000129106 |
| Instrument Date | Jun 29, 2026 |
| Instrument | 2026129106 |
| Transaction Type | Mortgage |
| Record Updated | Aug 6, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Name | Verified Name |
|---|---|
| Relationship | Revocable Living Trust, 189 |
| Address | 21 GRANTHAM GLN, SAN ANTONIO, TX 78257-1374 |
| Document Number | 0000129106, |
|---|---|
| Date | Jul 6, 2026 |
| Instrument | 2026129106 |
| Name | RANDOLPH BROOKS FEDERAL CREDIT UNION |
|---|
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 180 Months |
| Due | Jul 1, 2041 |
| Rate | 5.87% |
|---|---|
| Max Rate | -1% |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BEXAR TX |
| Recording Date | Jun 13, 2025 |
| Property Address | 21 GRANTHAM GLN, SAN ANTONIO, TX 78257-1374 |
| Document Number | 0000108354 |
| Map Reference | VOL 9562 PG 218-221 |
| Instrument Date | Jun 13, 2025 |
| Instrument | 20250108354 |
| Transaction Type | Transfer |
| Record Updated | Oct 23, 2025 |
| Title Company | CAPITAL TITLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 808 CANTERBURY HILL ST, TERRELL HILLS, TX 78209-6039 |
| Name | Verified Name |
|---|---|
| Relationship | Revocable Living Trust |
| Address | 21 GRANTHAM GLN, SAN ANTONIO, TX 78257-1374 |
| Investor | Possibly a Property Investor |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BEXAR TX |
| Property Address | 21 GRANTHAM GLN, SAN ANTONIO, TX 78257-1374 |
| Transaction Type | Mortgage |
| Record Updated | Dec 8, 2023 |
| Title Company | ALAMO TITLE 17, ALAMO TITLE |
| Name | Verified Name |
|---|---|
| Address | 205 ASIAGO, SCHERTZ, TX 78108-2426 |
| Document Number | 0000040163 |
|---|---|
| Date | Feb 16, 2022 |
| Instrument | 20220040163 |
| Name | EASY STREET CAPITAL INVESTMENTS LLC |
|---|---|
| Type | Non-Lending Institution |
| Address | AUSTIN, TX 78701 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
| Document Type | Vendor's Lien |
|---|---|
| Jurisdiction | BEXAR TX |
| Recording Date | Oct 6, 2022 |
| Property Address | 21 GRANTHAM GLN, SAN ANTONIO, TX 78257-1374 |
| Document Number | 0000241396 |
| Map Reference | VOL 9562 PG 218-221 |
| Instrument Date | Oct 6, 2022 |
| Instrument | 20220241396 |
| Transaction Type | Subdivision Related Transfer |
| Record Updated | Dec 8, 2023 |
| Title Company | PRESERVE TITLE COMPANY LLC |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 205 ASIAGO CIBOLO, CIBOLO, TX 78108 |
| Name | Verified Name |
|---|---|
| Address | 235 CLAYWELL DR, SAN ANTONIO, TX 78209-3343 |
| Document Number | 0000241397 |
|---|---|
| Date | Oct 6, 2022 |
| Instrument | 20220241397 |
| Name | RB MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Special Notes | Seller Financed |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Nov 1, 2052 |
The 2025 property tax bill for 21 Grantham Glen was $19,244, down 6% 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 | Northside Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $19,244.00 (-6.05%) | $840,298 Land $164,300 Building $675,998 | $840,298 Land $164,300 Building $675,998 |
| 2024 | $20,483.00 (+1.3%) | ||
| 2023 | $20,221.00 | $880,490 Land $164,300 Building $716,190 | $880,490 Land $164,300 Building $716,190 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 21 Grantham Glen in Zone X, an area of minimal flood risk, though there have been 13 flood claims nearby since 1997.
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 |
| Flood Insurance Cost | Premium on File median of 30 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 30 in force |
| Nearby Flood Claims | 13 (1997–2004) |
| Claims Outside the SFHA | 10 of 13 |
| Most Recent Claim | Jun 2004 · 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 21 Grantham Glen is low, with a 0.04% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 65% of the US · lower than 90% of Texas |
|---|---|
| Wildfire Likelihood | 0.04% 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 117 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
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