Harris County property record for 405 Main St, Houston, TX 77002
| Property Type | Commercial Office |
|---|---|
| Details | 97,452 sqft · built 1908 |
| Lot Size | 0.199 acres (8,687 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $131,850 (2025) |
| Deeds & Mortgages | Apr 2024 Mortgage Oct 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 001-045-000-0009 |
| Primary APN | 001-045-000-0009 |
|---|
| Units | 827 Units |
|---|---|
| Stories | 11 Stories |
| Building Area | 97,452 sqft Gross Area |
| 1st Floor Area | 9,996 sqft |
| Basement Area | 8,976 sqft |
| Elevator | Elevator |
| Year Built | Built 1908 |
|---|---|
| Effective Year Built | Effective 2015 |
| Architectural Style | Multi-Level |
| Exterior Material | Brick/Stone |
| Construction Type | Concrete |
| Fire Resistance | Fireproof Reinforced Concrete |
| Lot Area | 8,687 sqft (0.199 acres) |
| View / Lot | Alley/Corner |
| Lawn Sprinklers | Lawn Sprinklers |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0010450000009 |
|---|---|
| Street Address | 405 MAIN ST |
| City | HOUSTON |
| State | TX |
| Zip | 77002-1837 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Commercial Office |
| Legal Description | LT 10 & TRS 9 & 11A BLK 45 SSBB |
| Legal Subdivision | SOUTH SIDE OF BUFFALO BAYOU |
| Legal Tract | 9,11 |
| Legal Block | 45 |
| Legal Lot Number | 10 |
| Jurisdiction | HARRIS TX |
| Township / Civil Division | HOUSTON |
| Census Block Group | 1 |
| Census Block | 1056 |
| Census Tract | 980700 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Main Street/Market Square Historic District listed 1983 · 55 contributing resources · NRIS 83004471 |
|---|---|
| Individually Listed | Scanlan Building listed 1980 · 1 contributing resources · NRIS 80004132 |
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: Harris County records, as of October 19, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 9301 SOUTHWEST FWY, 270, HOUSTON, TX 77074-1586 |
| Owner Type | Company |
| Vesting | Limited Liability Partnership |
| Date | Document |
|---|---|
| Apr 4, 2024 | Deed of Trust, Mortgage · Commercial Mortgage SWINGLEY 405 MAIN LLC |
| Oct 24, 2018 | Deed of Trust, Mortgage MISCELLANEOUS INS CO |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Dec 30, 2024 |
| Deed Sale | Dec 30, 2024 |
| Prior Sale | Apr 4, 2024 |
| Deed Document Number | 2024485006 |
| Prior Transfer Date | Apr 2, 2024 |
| Prior Transfer Doc | 0000118680 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | HARRIS TX |
| Property Address | 405 MAIN ST, HOUSTON, TX 77002-1837 |
| Transaction Type | Mortgage |
| Record Updated | Apr 16, 2024 |
| Name | Verified Name |
|---|---|
| Address | 16600 SWINGLEY RIDGE RD, CHESTERFIELD, MO 63017-1706 |
| Document Number | 0000118679 |
|---|---|
| Date | Apr 4, 2024 |
| Instrument | 2024-118679 |
| Name | SWINGLEY 405 MAIN LLC |
|---|---|
| Type | Non-Lending Institution |
| Address | CHESTERFIELD, MO 63017 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | HARRIS TX |
| Property Address | 405 MAIN ST, HOUSTON, TX 77002-1837 |
| Document Number | 0000485618 |
| Instrument Date | Oct 24, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Nov 2, 2018 |
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 73 W MONROE ST #507 CHICAGO IL 606034955, 507, CHICAGO, IL 60603-4955 |
| Document Number | 0000485618 |
|---|---|
| Date | Oct 24, 2018 |
| Instrument | 485618 |
| Name | MISCELLANEOUS INS CO |
|---|---|
| Address | PO BOX 771320, ST LOUIS, MO 63177-2320 |
| Amount | Amount Recorded |
|---|---|
| Term | 60 Months |
| Due | Oct 23, 2023 |
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 | $4,077,405 (-27.2%) Land $977,288 Building $3,100,117 | $4,077,405 (-27.2%) Land $977,288 Building $3,100,117 | |
| 2025 | $131,850.00 (-16.69%) | $5,600,832 (-13.27%) Land $977,288 Building $4,623,544 | $5,600,832 (-13.27%) Land $977,288 Building $4,623,544 |
| 2024 | $158,259.00 (+21.63%) | ||
| 2023 | $6,457,771 Land $1,303,050 Building $5,154,721 | $6,457,771 Land $1,303,050 Building $5,154,721 | |
| 2022 | $130,111.00 (-16.79%) | ||
| 2020 | $156,370.00 |
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 46 individual policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 195 units insured incl. 149 condo units |
| Nearby Flood Claims | 22 (2008–2024) |
| Claims Outside the SFHA | 3 of 22 |
| Most Recent Claim | Jul 2024 · Hurricane Beryl |
| 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.
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 130 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 / 2,000 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
May also be available: IBT Connect, T-Mobile, Verizon.
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