Harris County property record for 511 Merrill St, Houston, TX 77009
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,116 sqft · built 1940 |
| Lot Size | 0.14 acres (6,096 sqft) |
| Owner | Company Name on Record |
| Last Sale | $250,000 (Nov 2018) |
| Tax Bill | $12,957 (2025) |
| Deeds & Mortgages | Nov 2020 Loan Modification Nov 2018 Construction Loan |
| Flood Zone | Zone X (minimal risk) |
| APN | 053-219-000-0006 |
| Primary APN | 053-219-000-0006 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Plumbing Fixtures | 5 Plumbing Fixtures |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 1,116 sqft Living Area |
| 1st Floor Area | 1,116 sqft |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1940 |
| Architectural Style | Traditional |
| Exterior Material | Asbestos |
| Foundation Type | Slab (Mat/Raft) |
| Lot Area | 6,096 sqft (0.14 acres) |
| View / Lot | Neighborhood |
| Garage Type | Detached |
| Garage Area | 616 sqft |
| Parking Spaces | 6 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0532190000006 |
|---|---|
| Street Address | 511 MERRILL ST |
| City | HOUSTON |
| State | TX |
| Zip | 77009-6203 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LT 6 & TR 7A MARQUART |
| Legal Subdivision | MARQUART |
| Legal Tract | 7A |
| Legal Block | 2 |
| Legal Lot Number | 6 |
| Jurisdiction | HARRIS TX |
| Township / Civil Division | HOUSTON |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 510302 |
Source: Harris County records, as of September 29, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 505 MERRILL ST, HOUSTON, TX 77009-6203 |
| Owner Type | Company |
| Date | Document |
|---|---|
| Nov 6, 2020 | Loan Modification, Mortgage · Line of Credit ALLEGIANCE BK |
| Nov 8, 2018 | Warranty Deed, Construction Loan · Construction Mortgage ALLEGIANCE BANK |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 8, 2018 · Amount on Record |
| Deed Sale | Nov 8, 2018 · Amount on Record |
| Prior Sale | Apr 23, 2007 · Amount on Record |
| Deed Document Number | 2018509183 |
| Prior Transfer Date | May 27, 2009 |
| Prior Transfer Doc | 0000247625 |
| Record Updated | Oct 29, 2026 |
| Document Type | Loan Modification |
|---|---|
| Jurisdiction | HARRIS TX |
| Property Address | 511 MERRILL ST, HOUSTON, TX 77009-6203 |
| Document Number | 0000586676 |
| Instrument Date | Nov 6, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Dec 14, 2020 |
| Title Company | OTHER |
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 505 MERRILL ST HOUSTON TX 770096203, HOUSTON, TX 77009-6203 |
| Document Number | 0000586676 |
|---|---|
| Date | Dec 1, 2020 |
| Instrument | 586676 |
| Name | ALLEGIANCE BK |
|---|---|
| Type | Bank |
| Address | HOUSTON, TX 77008 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | HARRIS TX |
| Recording Date | Nov 8, 2018 |
| Property Address | 511 MERRILL ST, HOUSTON, TX 77009-6203 |
| Document Number | 0000509183 |
| Map Reference | VOL 536 PG 215 |
| Instrument Date | Nov 5, 2018 |
| Instrument | 2018-509183 |
| Transaction Type | Construction Loan |
| Record Updated | Sep 2, 2022 |
| Title Company | FIRST AMERICAN HERITAGE TITL |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 505 MERRILL ST, HOUSTON, TX 77009-6203 |
| Document Number | 0000509184 |
|---|---|
| Date | Nov 8, 2018 |
| Instrument | 2018-509184 |
| Name | ALLEGIANCE BANK |
|---|---|
| Type | Bank |
| Type | Construction Mortgage |
|---|---|
| Amount | Amount Recorded |
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 | $682,852 (+12%) Land $682,752 Building $100 | $682,852 (+12%) Land $682,752 Building $100 | |
| 2025 | $12,957.00 (+0.51%) | $609,700 (+6.16%) Land $609,600 Building $100 | $609,700 (+6.16%) Land $609,600 Building $100 |
| 2024 | $12,891.00 (+11.41%) | ||
| 2023 | $574,325 Land $548,640 Building $25,685 | $574,325 Land $548,640 Building $25,685 | |
| 2022 | $11,571.00 (-8.78%) | ||
| 2020 | $12,685.00 |
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 74 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 74 in force |
| Nearby Flood Claims | 2 (2008–2017) |
| 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.
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 985 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 2,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| T-Mobile Fixed Wireless | 100 / 20 |
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