Harris County property record for 830 S Mason Rd, #B1, Katy, TX 77450
| Property Type | Medical Building |
|---|---|
| Details | 3,295 sqft · built 1983 |
| Lot Size | 0.308 acres (13,403 sqft) |
| Owner | Company Name on File |
| Last Sale | $1,203,800 (Nov 2007) |
| Tax Bill | $8,854 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 115-840-002-0001 |
| Primary APN | 115-840-002-0001 |
|---|---|
| Alternative APN |
|
| Units | 22 Units |
|---|---|
| Stories | 1 Story |
| Building Area | 3,295 sqft Gross Area |
| 1st Floor Area | 3,295 sqft |
| Year Built | Built 1983 |
|---|---|
| Effective Year Built | Effective 1983 |
| Exterior Material | Combination |
| Construction Type | Masonry / Concrete Block |
| Fire Resistance | Masonry Walls, Wood Interior |
| Lot Area | 13,403 sqft (0.308 acres) |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 1158400020001 |
|---|---|
| Street Address | 830 S MASON RD, B1 |
| City | KATY |
| State | TX |
| Zip | 77450-3863 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Medical Building |
| Legal Description | UNIT B1 BLDG B .1123 INT COMMON LAND & ELE GRAND PARK PLAZA OFFICE CONDO AMEND |
| Legal Subdivision | GRAND PARK PLAZA OFFICE CONDO AMEND |
| Legal Block | 1 |
| Jurisdiction | HARRIS TX |
| Township / Civil Division | HOUSTON |
| Census Block Group | 1 |
| Census Block | 1013 |
| Census Tract | 455104 |
830 S Mason Rd, #B1 is owned by a company that bought it in November 2007.
Source: Harris County records, as of September 29, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 830 S MASON RD, B2, KATY, TX 77450-3863 |
| Owner Type | Company |
| Vesting | Company |
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 | Name on Deed |
|---|---|
| Last Sale | Nov 12, 2007 · Amount on File |
| Deed Sale | Nov 12, 2007 · Amount on File |
| Deed Document Number | 2007676568 |
| Deed Book / Page | 5176 / 1106 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 830 S Mason Rd, #B1 was $8,854.
Source: Harris County assessment roll, as of September 29, 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Harris County |
| Municipality | Houston City |
| Unified School District | Katy Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $511,164 (+1.08%) Land $134,030 Building $377,134 | $511,164 (+1.08%) Land $134,030 Building $377,134 | |
| 2025 | $8,854.00 | $505,683 Land $134,030 Building $371,653 | $505,683 Land $134,030 Building $371,653 |
| 2023 | $483,093 Land $134,030 Building $349,063 | $483,093 Land $134,030 Building $349,063 |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
FEMA maps place 830 S Mason Rd, #B1 in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2000.
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 File median of 37 policies |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 37 in force |
| Nearby Flood Claims | 2 (2000–2017) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Aug 2017 · Hurricane Harvey |
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.
The area around 830 S Mason Rd, #B1 has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | HARRIS COUNTY MUD 81 serves 11,475 people · EPA ID TX1010581 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Dec 2022 |
| Lead | Under 1 ppb (2023–2025) 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 529 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ezee Fiber Fiber | 8,000 / 8,000 |
| Fidium Fiber Fiber | 2,000 / 2,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 1,000 / 75 |
| AT&T Fixed Wireless · Fiber in parts of the area | 100 / 20 |
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