21741 Castlemont Ln, Spring, TX 77388 Property Records

Harris County property record for 21741 Castlemont Ln, Spring, TX 77388

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,894 sqft · built 1983
Lot Size	0.145 acres (6,300 sqft)
Owner	2 Individual Names on Record
Last Sale	$163,100 (May 2016)
Tax Bill	$3,596 (2025)
Deeds & Mortgages	Jul 2021 Mortgage Jun 2021 Transfer
Flood Zone	Zone X (minimal risk)
APN	`115-257-005-0005`

Property Details

APN / Parcel Number

Primary APN	`115-257-005-0005`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Plumbing Fixtures	8 Plumbing Fixtures
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,894 sqft Living Area
1st Floor Area	1,894 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1983
Effective Year Built	Effective 1983
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	480 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Frame Porch
Porch Area	36 sqft

Utilities, Heating & Cooling

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

Location & Zoning

Account Number	1152570050005
Street Address	21741 CASTLEMONT LN
City	SPRING
State	TX
Zip	77388-3862
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LT 5 BLK 5 BRIDGESTONE SEC 4 R/P
Legal Subdivision	BRIDGESTONE SEC 4 R/P
Legal Block	5
Legal Lot Number	5
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 30, 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	21741 CASTLEMONT LN, SPRING, TX 77388-3862
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jul 1, 2021	Deed of Trust, Mortgage · Conventional Mortgage FIRST COMMUNITY CU OF HOUSTON
Jun 17, 2021	Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 23, 2016 · Amount on Record
Deed Sale	May 23, 2016 · Amount on Record
Prior Sale	Jul 2, 2015 · Amount on Record
Deed Document Number	2016215434
Last Transfer Date	Jun 15, 2021
Transfer Doc	0000340695
Record Updated	Oct 29, 2026

July 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	HARRIS TX
Property Address	21741 CASTLEMONT LN, SPRING, TX 77388-3862
Transaction Type	Mortgage
Record Updated	Sep 2, 2022
Title Company	GREAT AMERICAN TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000371721
Date	Jul 1, 2021
Instrument	2021-371721

Lender

Name	FIRST COMMUNITY CU OF HOUSTON
Type	Credit Union
Address	HOUSTON, TX 77095

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	180 Months
Due	Jul 1, 2036

June 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	HARRIS TX
Recording Date	Jun 17, 2021
Property Address	21741 CASTLEMONT LN, SPRING, TX 77388-3862
Document Number	0000340695
Map Reference	VOL 314 PG 84
Instrument Date	Jun 15, 2021
Instrument	2021-340695
Transaction Type	Transfer
Record Updated	Sep 2, 2022

Transaction

Tax	$0.00
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	21741 CASTLEMONT LN, SPRING, TX 77388-3862

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		$236,432 (-7.03%) Land $47,959 Building $188,473	$236,432 (-7.03%) Land $47,959 Building $188,473
2025	$3,596.00 (+18.76%) Homeowner's exemption Additional exemption filed	$254,321 (-8.38%) Land $47,959 Building $206,362	$254,321 (-8.38%) Land $47,959 Building $206,362
2024	$3,028.00 (+21.66%)
2023		$277,589 Land $47,959 Building $229,630	$277,589 Land $47,959 Building $229,630
2022	$2,489.00 (-23.42%)
2020	$3,250.00

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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