18420 Tomball Waller Rd, Tomball, TX 77377 Property Records

Harris County property record for 18420 Tomball Waller Rd, Tomball, TX 77377 · Last verified June 2026

Property Highlights

Property Type	Residential > Single Family > Home
Year Built	Built 1993
Square Footage	2,314 sqft Living Area
Lot Size	56,846 sqft (1.3 acres)
Garage	Detached, 900 sqft
Occupancy	Owner Occupied
Tax Bill	$2,718.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`040-189-000-0351`
Alternative APN	`0401890003073`

Interior

Building Area	2,314 sqft Living Area
1st Floor	2,314 sqft 1st Floor
Stories	1 Stories

Exterior

Year Built	Built 1993
Effective Year Built	Effective 1993
Exterior Material	Metal Exterior
Construction Type	Wood Construction
Fire Resistance Class	Buildings having wood or wood and steel frames.
Lot Area	56,846 sqft (1.3 acres)
Garage Type	Detached Garage
Garage Area	900 sqft Garage
Total Buildings	2 Total Buildings
Canopy Area	990 sqft Canopy

Utilities and HVAC

Cooling System	Central Cooling
Heating System	HVAC Heating
Sewage	Sewage Connected
Water Source	Yes (Unknown Type) Water Source

Location & Zoning

Account Number	0401890000351
Street Address	18420 TOMBALL WALLER RD
City	TOMBALL
State	TX
Zip	77377-3514
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	TR 23A-2 ABST 7 S BROWN
Legal Subdivision	ABST 7 S BROWN
Legal Tract	23A-2
Legal Block	1
Jurisdiction	HARRIS TX
Minor Civil Division	NORTHWEST HARRIS
Census Blockgroup	1
Census Block	1000
Census Tract	555600

Owner

Source: Harris County records · APN 040-189-000-0351

Assessment roll updated May 26, 2026 · Last verified June 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 File
Mailing Address	18420 TOMBALL WALLER RD, TOMBALL, TX 77377-3514
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Nov 11, 2020
Deed Sale	Nov 11, 2020
Record Refreshed	Sep 20, 2026

July 2019: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	HARRIS TX
Recording Date	Jul 26, 2019
Property Address	18420 TOMBALL WALLER RD, TOMBALL, TX 77377-3514
Document Number	0000324251
Instrument Date	Jul 24, 2019
Instrument	324251
Transaction Type	Transfer
Record Updated	Aug 07, 2019
Title Company	STEWART TITLE, STEWART TITLE HOUSTON DIV

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	416 JULIEANNE CV DRIPPING SPRINGS TX 786202558, DRIPPING SPRINGS, TX 78620-2558

Tax Assessment & Valuation

Source: Harris County records · Assessment roll updated May 26, 2026 · Last verified June 2026

Property Jurisdictions

Type	Name
State	Texas
County	Harris County
Unified School District	Tomball Independent School District (PK - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$2,718.00 (+101.48%) Homeowner's exemption	$523,982 (+13.96%) Land $341,076 Building $182,906	$523,982 (+13.96%) Land $341,076 Building $182,906
2024	$1,349.00 (+2.74%)
2023		$459,799 Land $341,076 Building $118,723	$459,799 Land $341,076 Building $118,723
2022	$1,313.00 (-46.54%)
2020	$2,456.00

Flood & Wildfire

18420 Tomball Waller Rd is in FEMA Zone X, outside the Special Flood Hazard Area, with direct wildfire exposure (Moderate risk).

Flood

Source: FEMA National Flood Hazard Layer · Harris County (48201C), updated May 17, 2026

FEMA Flood Zone	Zone X minimal flood hazard · outside the 0.2% annual chance floodplain
Special Flood Hazard Area	No

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire Risk to Homes	Moderate 58th percentile of exposed land nationally · 38th in Texas
Wildfire Likelihood	Moderate — about 1 in 621 per year
Exposure	Direct burnable vegetation at the parcel

Values are read at the parcel center point; lenders make the official flood determination.