21729 Castlemont Ln, Spring, TX 77388 Property Records

Harris County property record for 21729 Castlemont Ln, Spring, TX 77388

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,560 sqft · built 1983
Lot Size	0.145 acres (6,300 sqft)
Owner	Company Name on Record
Last Sale	$251,370 (Jul 2024)
Tax Bill	$5,984 (2025)
Deeds & Mortgages	May 2024 Mortgage Dec 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`115-257-005-0002`

Property Details

APN / Parcel Number

Primary APN	`115-257-005-0002`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Plumbing Fixtures	8 Plumbing Fixtures
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,560 sqft Living Area
Gross Area	1,752 sqft
1st Floor Area	1,560 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1983
Effective Year Built	Effective 2018
Architectural Style	Traditional
Exterior Material	Brick Veneer
Construction Type	Brick
Foundation Type	Slab (Mat/Raft)
Lot Area	6,300 sqft (0.145 acres)
View / Lot	Neighborhood
Garage Area	484 sqft
Parking Spaces	2 Parking Spaces
Porch	Enclosed Frame Porch
Porch Area	222 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Account Number	1152570050002
Street Address	21729 CASTLEMONT LN
City	SPRING
State	TX
Zip	77388-3862
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LT 2 BLK 5 BRIDGESTONE SEC 4 R/P
Legal Subdivision	BRIDGESTONE SEC 4 R/P
Legal Block	5
Legal Lot Number	2
Jurisdiction	HARRIS TX
Township / Civil Division	NORTHWEST HARRIS
Census Block Group	1
Census Block	1010
Census Tract	555002

Owner

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	6226 RUSTYGATE DR, SPRING, TX 77373-7238
Owner Type	Company
Vesting	Limited Liability Partnership

Deeds, Mortgages & Sale History

Date	Document
May 6, 2024	Vendor's Lien, Transfer · Commercial Mortgage SUB-RETT LLC
Dec 1, 2020	Deed of Trust, Mortgage JP MORGAN CHASE BK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jul 31, 2024 · Amount on Record
Deed Sale	Jul 31, 2024 · Amount on Record
Prior Sale	May 6, 2024 · Amount on Record
Deed Document Number	2024276494
Prior Transfer Date	Apr 30, 2004
Prior Transfer Doc	000X593367
Record Updated	Oct 29, 2026

May 2024: Vendor's Lien, Transfer

Document Type	Vendor's Lien
Jurisdiction	HARRIS TX
Recording Date	May 6, 2024
Property Address	21729 CASTLEMONT LN, SPRING, TX 77388-3862
Document Number	0000164202
Map Reference	VOL 314 PG 84
Instrument Date	May 2, 2024
Instrument	2024-164202
Transaction Type	Transfer
Record Updated	May 15, 2024
Title Company	PATTEN TITLE COMPANY

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	21734 CASTLEMONT LN, SPRING, TX 77388-3803

Mortgage

Document Number	0000164203
Date	May 6, 2024
Instrument	2024-164203

Lender

Name	SUB-RETT LLC
Type	Non-Lending Institution
Special Notes	Seller Financed

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded
Term	6 Months
Due	Nov 1, 2024

December 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	HARRIS TX
Property Address	21729 CASTLEMONT LN, SPRING, TX 77388-3862
Document Number	0000602857
Instrument Date	Dec 1, 2020
Transaction Type	Mortgage
Record Updated	Dec 17, 2020
Title Company	GREAT AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	21729 CASTLEMONT LN SPRING TX 773883862, SPRING, TX 77388-3862

Mortgage

Document Number	0000602857
Date	Dec 9, 2020
Instrument	602857

Lender

Name	JP MORGAN CHASE BK
Type	Bank
Address	COLUMBUS, OH 43240-2050

Agreement

Amount	Amount Recorded
Term	360 Months
Due	Dec 8, 2050

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	Klein Independent School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$221,423 (-12.13%) Land $47,959 Building $173,464	$221,423 (-12.13%) Land $47,959 Building $173,464
2025	$5,984.00 (+3,711.46%)	$252,000 (+5.52%) Land $47,959 Building $204,041	$252,000 (+5.52%) Land $47,959 Building $204,041
2024	$157.00 (+37.72%)
2023		$238,826 Land $47,959 Building $190,867	$238,826 Land $47,959 Building $190,867
2022	$114.00 (-84.43%)
2020	$732.00

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 57 policies
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	57 in force

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	BRIDGESTONE MUD serves 24,528 people · EPA ID TX1011550
Water Source	Purchased surface water from several systems
Last State Inspection	May 2023
Lead	4 ppb (2024–2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	1 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 555 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL	5,000 / 5,000
Xfinity Cable	2,000 / 250
Spectrum Cable	1,000 / 1,000
Verizon Fixed Wireless	300 / 20

May also be available: T-Mobile.

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