Harris County property record for 1801 Main St, Houston, TX 77002
| Property Type | Commercial Office |
|---|---|
| Details | 443,251 sqft · built 1956 |
| Lot Size | 1.44 acres (63,127 sqft) |
| Owner | Company Name on File |
| Tax Bill | $616,279 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 002-104-000-0005 |
| Primary APN | 002-104-000-0005 |
|---|---|
| Alternative APN |
|
| Units | 644 Units |
|---|---|
| Stories | 1 Story |
| Building Area | 443,251 sqft Gross Area |
| 1st Floor Area | 268,081 sqft |
| Basement Area | 16,000 sqft |
| Elevator | Elevator |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 2020 |
| Architectural Style | Multi-Level |
| Exterior Material | Glass |
| Construction Type | Concrete |
| Fire Resistance | Fireproof Reinforced Concrete |
| Lot Area | 63,127 sqft |
| Total Buildings | 2 Buildings |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0021040000005 |
|---|---|
| Street Address | 1801 MAIN ST |
| City | HOUSTON |
| State | TX |
| Zip | 77002-8120 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Commercial Office |
| Legal Description | LTS 1 THRU 12 BLK 386 SSBB |
| Legal Subdivision | SOUTH SIDE OF BUFFALO BAYOU |
| Legal Tract | 11A |
| Legal Block | 386 |
| Legal Lot Number | 1-12 |
| Jurisdiction | HARRIS TX |
| Township / Civil Division | HOUSTON |
| Census Block Group | 1 |
| Census Block | 1080 |
| Census Tract | 100001 |
1801 Main St, a commercial property, is owned by a company that acquired it in August 2021.
Source: Harris County records, as of September 29, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 1801 MAIN ST, 500, HOUSTON, TX 77002-8120 |
| Owner Type | 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 | Aug 12, 2021 |
| Deed Sale | Aug 12, 2021 |
| Deed Document Number | 2021459892 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 1801 Main St was $616,279, up 4.7% from the year before.
Source: Harris County assessment roll, as of September 29, 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Harris County |
| Municipality | Houston City |
| Unified School District | Houston Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $25,915,689 (-5.66%) Land $7,101,788 Building $18,813,901 | $25,915,689 (-5.66%) Land $7,101,788 Building $18,813,901 | |
| 2025 | $616,279.00 (+4.7%) | $27,471,456 Land $7,101,788 Building $20,369,668 | $27,471,456 Land $7,101,788 Building $20,369,668 |
| 2024 | $588,593.00 | ||
| 2023 | $29,111,771 Land $9,469,050 Building $19,642,721 | $29,111,771 Land $9,469,050 Building $19,642,721 | |
| 2022 | $586,547.00 | ||
| 2020 | $615,625.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 1801 Main St in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2017.
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 15 individual policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 33 units insured incl. 18 condo units |
| Nearby Flood Claims | 2 (2017) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Aug 2017 · Hurricane Harvey |
| 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.
The area around 1801 Main St 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 | CITY OF HOUSTON serves 2,970,543 people · EPA ID TX1010013 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Oct 2025 |
| Lead | 5 ppb (2024) action level 15 ppb |
| Water Quality | Turbidity resolved · May 2025 |
|---|---|
| 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 225 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable · Fiber in parts of the area | 2,000 / 250 |
| AT&T Fixed Wireless · Fiber, DSL in parts of the area | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Verizon.
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