Bexar County property record for 10518 Cosmos Canyon, Helotes, TX 78023
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3.5 ba · 3,303 sqft · built 2006 |
| Lot Size | 0.183 acres (7,975 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $100,000 (Aug 2021) |
| Tax Bill | $6,521 (2025) |
| Deeds & Mortgages | Aug 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 15663-012-0050 |
| Primary APN | 15663-012-0050 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 3,303 sqft Living Area |
| Gross Area | 3,723 sqft |
| 1st Floor Area | 1,546 sqft |
| 2nd Floor Area | 1,757 sqft |
| Year Built | Built 2006 |
|---|---|
| Effective Year Built | Effective 2006 |
| Architectural Style | Contemporary |
| Exterior Material | Other |
| Foundation Type | Slab (Mat/Raft) |
| Roof Material | Asphalt |
| Lot Area | 7,975 sqft (0.183 acres) |
| Garage Type | Attached |
| Garage Area | 420 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 135 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 10518 COSMOS CYN |
|---|---|
| City | HELOTES |
| State | TX |
| Zip | 78023-3761 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | NCB 15663 BLK 12 LOT 5 LAUREL CANYON SUBD UT-2 NEW ACCT PER PLAT 9568/186 FILED 01-27-06 |
| Legal Subdivision | LAUREL CANYON SUB UT-2 |
| Legal Block | 12 |
| Legal Lot Number | 5 |
| Jurisdiction | BEXAR TX |
| Township / Civil Division | SAN ANTONIO NORTHWEST |
| Census Block Group | 1 |
| Census Block | 1014 |
| Census Tract | 181724 |
10518 Cosmos Canyon is owned and occupied by two individuals who bought it in August 2021.
Source: Bexar County records, as of May 26, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 10518 COSMOS CYN, HELOTES, TX 78023-3761 |
| 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 | Aug 19, 2021 · Amount on File |
| Deed Sale | Aug 19, 2021 · Amount on File |
| Prior Sale | Feb 23, 2010 · Amount on File |
| Deed Document Number | 2021229049 |
| Prior Transfer Date | Feb 15, 2007 |
| Prior Transfer Doc | 0000041364 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | BEXAR TX |
| Recording Date | Aug 19, 2021 |
| Property Address | 10518 COSMOS CYN, HELOTES, TX 78023-3761 |
| Document Number | 0000229049 |
| Map Reference | VOL 9568 PG 186 |
| Instrument Date | Aug 10, 2021 |
| Instrument | 20210229049 |
| Transaction Type | Transfer |
| Record Updated | Aug 31, 2021 |
| Title Company | FIRST AMERICAN TITLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 10518 COSMOS CYN, HELOTES, TX 78023-3761 |
| Document Number | 0000229050 |
|---|---|
| Date | Aug 19, 2021 |
| Instrument | 20210229050 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 121 Months |
| Due | Sep 1, 2031 |
The 2025 property tax bill for 10518 Cosmos Canyon was $6,521 with a homeowner's exemption, down 7.1% 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 | $6,521.00 (-7.06%) Homeowner's exemption | $384,172 Land $60,930 Building $323,242 | $384,172 Land $60,930 Building $323,242 |
| 2024 | $7,016.00 (+9.57%) | ||
| 2023 | $6,403.00 (-10.65%) Homeowner's exemption | $393,000 Land $60,930 Building $332,070 | $393,000 Land $60,930 Building $332,070 |
| 2022 | $7,166.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 10518 Cosmos Canyon 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 |
| Flood Insurance Cost | Premium on File median of 12 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 12 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 10518 Cosmos Canyon is low, with 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 80% of the US · lower than 94% of Texas |
|---|---|
| Wildfire Likelihood | 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 619 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Google Fiber Fiber | 8,000 / 8,000 |
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: VTX Communications.
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