18003 Iselt Ct, Tomball, TX 77377 Property Records

Harris County property record for 18003 Iselt Ct, Tomball, TX 77377

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 3,182 sqft · built 2014
Lot Size	0.239 acres (10,409 sqft)
Owner	2 Individual Names on Record
Last Sale	$290,600 (Nov 2018)
Tax Bill	$7,555 (2025)
Deeds & Mortgages	Aug 2020 Mortgage Nov 2018 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`135-343-001-0001`

Property Details

APN / Parcel Number

Primary APN	`135-343-001-0001`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	3,182 sqft Living Area
1st Floor Area	1,729 sqft
Game Room	Game Room

Exterior

Year Built	Built 2014
Effective Year Built	Effective 2014
Exterior Material	Brick Veneer
Construction Type	Brick
Foundation Type	Slab (Mat/Raft)
Lot Area	10,409 sqft (0.239 acres)
Garage Area	616 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Frame Porch
Porch Area	164 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Account Number	1353430010001
Street Address	18003 ISELT CT
City	TOMBALL
State	TX
Zip	77377-2378
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LT 1 BLK 1 TRAILS OF CYPRESS LAKE SEC 3
Legal Subdivision	TRAILS OF CYPRESS LAKE SEC 3
Legal Block	1
Legal Lot Number	1
Jurisdiction	HARRIS TX
Township / Civil Division	NORTHWEST HARRIS
Census Block Group	1
Census Block	1011
Census Tract	555505

Owner

Source: Harris County records, as of September 29, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on Record
Mailing Address	18003 ISELT CT, TOMBALL, TX 77377-2378
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Aug 10, 2020	Deed of Trust, Mortgage TOP ONE MTG
Nov 19, 2018	Warranty Deed, Transfer TOP ONE MTG

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 19, 2018 · Amount on Record
Deed Sale	Nov 19, 2018 · Amount on Record
Prior Sale	Nov 3, 2014 · Amount on Record
Deed Document Number	2018523202
Prior Transfer Date	Oct 30, 2014
Prior Transfer Doc	20140494601
Record Updated	Oct 29, 2026

August 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	HARRIS TX
Property Address	18003 ISELT CT, TOMBALL, TX 77377-2378
Document Number	0000373020
Instrument Date	Aug 10, 2020
Transaction Type	Mortgage
Record Updated	Aug 25, 2020
Title Company	TEXAS LONE STAR TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	18003 ISLET CT TOMBALL TX 773772378, TOMBALL, TX 77377-2378

Mortgage

Document Number	0000373020
Date	Aug 14, 2020
Instrument	373020

Lender

Name	TOP ONE MTG
Type	Mortgage Company
Address	HOUSTON, TX 77036

Agreement

Amount	Amount Recorded
Term	360 Months
Due	Aug 13, 2050

November 2018: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	HARRIS TX
Recording Date	Nov 19, 2018
Property Address	18003 ISELT CT, TOMBALL, TX 77377-2378
Document Number	0000523202
Instrument Date	Nov 15, 2018
Instrument	523202
Transaction Type	Transfer
Record Updated	Dec 3, 2018
Title Company	FIRST AMERICAN TITLE

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	18003 ISLET CT TOMBALL TX 773772378, TOMBALL, TX 77377-2378

Mortgage

Document Number	523203
Date	Nov 19, 2018
Instrument	523203

Lender

Name	TOP ONE MTG
Type	Mortgage Company
Address	HOUSTON, TX 77036

Agreement

Amount	Amount Recorded
Term	360 Months
Due	Nov 18, 2048

Tax Assessment & Valuation

Source: Harris County assessment roll, as of September 29, 2026

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$448,646 (+5.42%) Land $67,810 Building $380,836	$448,646 (+5.42%) Land $67,810 Building $380,836
2025	$7,555.00 (+147.14%) Homeowner's exemption	$425,585 (-9.7%) Land $67,810 Building $357,775	$425,585 (-9.7%) Land $67,810 Building $357,775
2024	$3,057.00 (+23.12%)
2023		$471,300 Land $67,810 Building $403,490	$471,300 Land $67,810 Building $403,490
2022	$2,483.00 (+19.2%)
2020	$2,083.00

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

Flood

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 65 policies
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	65 in force
Nearby Flood Claims	1 (2021)
Claims Outside the SFHA	1 of 1
Most Recent Claim	May 2021 · rainfall accumulation

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.

Wildfire

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

Wildfire Risk	Low lower than 99.1% of the US · lower than 99.3% of Texas
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	NORTHWEST HARRIS COUNTY MUD 15 serves 6,915 people · EPA ID TX1011600
Water Source	Groundwater
Last State Inspection	Nov 2025
Lead	Under 1 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

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.

Internet Providers

Source: FCC Broadband Data Collection, based on 157 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 · Fiber in parts of the area	2,000 / 250
Verizon Fixed Wireless	300 / 20

May also be available: Astound Broadband.

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