Harris County property record for 21123 Blackbluff Ct, Katy, TX 77449
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,360 sqft · built 2003 |
| Lot Size | 0.433 acres (18,878 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $236,400 (Apr 2019) |
| Tax Bill | $5,722 (2025) |
| Deeds & Mortgages | Apr 2019 Mortgage Jan 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 122-814-001-0036 |
| Primary APN | 122-814-001-0036 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Plumbing Fixtures | 11 Plumbing Fixtures |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,360 sqft Living Area |
| 1st Floor Area | 1,180 sqft |
| Game Room | Game Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2003 |
|---|---|
| Effective Year Built | Effective 2003 |
| Architectural Style | Traditional |
| Exterior Material | Brick |
| Construction Type | Frame |
| Foundation Type | Slab (Mat/Raft) |
| Lot Area | 18,878 sqft (0.433 acres) |
| View / Lot | Primary |
| Garage Area | 420 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Concrete/Masonry Porch |
| Porch Area | 100 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 1228140010036 |
|---|---|
| Street Address | 21123 BLACKBLUFF CT |
| City | KATY |
| State | TX |
| Zip | 77449-8653 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LT 36 BLK 1 LAKES OF BRIDGEWATER SEC 9 |
| Legal Subdivision | LAKES OF BRIDGEWATER SEC 9 |
| Legal Block | 1 |
| Legal Lot Number | 36 |
| Jurisdiction | HARRIS TX |
| Township / Civil Division | HOUSTON |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 542305 |
Source: Harris County records, as of September 29, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 21123 BLACKBLUFF CT, KATY, TX 77449-8653 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Apr 12, 2019 | Warranty Deed, Transfer INDEPENDENT BK |
| Jan 11, 2018 | Warranty Deed, Transfer · FHA Mortgage LEGACY MUTUAL MTG |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 12, 2019 · Amount on Record |
| Deed Sale | Apr 12, 2019 · Amount on Record |
| Prior Sale | Jan 11, 2018 · Amount on Record |
| Deed Document Number | 2019147686 |
| Prior Transfer Date | Apr 5, 2019 |
| Prior Transfer Doc | 0000147686 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | HARRIS TX |
| Recording Date | Apr 12, 2019 |
| Property Address | 21123 BLACKBLUFF CT, KATY, TX 77449-8653 |
| Document Number | 0000147686 |
| Instrument Date | Apr 5, 2019 |
| Instrument | 147686 |
| Transaction Type | Transfer |
| Record Updated | Apr 25, 2019 |
| Title Company | OTHER |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 21123 BLACKBLUFF CT KATY TX 774498653, KATY, TX 77449-8653 |
| Document Number | 147687 |
|---|---|
| Date | Apr 12, 2019 |
| Instrument | 147687 |
| Name | INDEPENDENT BK |
|---|---|
| Type | Bank |
| Address | MCKINNEY, TX 75069 |
| Amount | Amount Recorded |
|---|---|
| Term | 360 Months |
| Due | Apr 11, 2049 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | HARRIS TX |
| Recording Date | Jan 11, 2018 |
| Property Address | 21123 BLACKBLUFF CT, KATY, TX 77449-8653 |
| Document Number | 0000015353 |
| Instrument Date | Jan 10, 2018 |
| Instrument | 15353 |
| Transaction Type | Transfer |
| Record Updated | Jan 18, 2018 |
| Title Company | CHICAGO TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Married Couple |
| Address | 21123 BLACKBLUFF CT KATY TX 774498653, KATY, TX 77449-8653 |
| Document Number | 15354 |
|---|---|
| Date | Jan 11, 2018 |
| Instrument | 15354 |
| Name | LEGACY MUTUAL MTG |
|---|---|
| Type | Mortgage Company |
| Address | SAN ANTONIO, TX 78231 |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jan 10, 2048 |
Source: Harris County assessment roll, as of September 29, 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Harris County |
| Unified School District | Katy Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $290,278 (-2.58%) Land $60,173 Building $230,105 | $290,278 (-2.58%) Land $60,173 Building $230,105 | |
| 2025 | $5,722.00 (+51.5%) Homeowner's exemption | $297,974 (-3.33%) Land $60,173 Building $237,801 | $297,974 (-3.33%) Land $60,173 Building $237,801 |
| 2024 | $3,777.00 (+18.66%) Homeowner's exemption | $308,239 (-3.29%) Land $60,173 Building $248,066 | $308,239 (-3.29%) Land $60,173 Building $248,066 |
| 2023 | $3,183.00 Homeowner's exemption | $318,709 Land $60,173 Building $258,536 | $318,709 Land $60,173 Building $258,536 |
| 2022 | $3,183.00 (-10.77%) | ||
| 2020 | $3,567.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 Record median of 35 policies |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 35 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.
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 | 0.03% annual chance |
| Exposure | Direct burnable vegetation |
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 | HARRIS COUNTY MUD 71 serves 17,079 people · EPA ID TX1011823 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Sep 2025 |
| Lead | 4 ppb (2026) 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 323 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 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
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