5210 Keystone St, Houston, TX 77021 Property Records

Harris County property record for 5210 Keystone St, Houston, TX 77021

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,252 sqft · built 1953
Lot Size	0.154 acres (6,692 sqft)
Owner	Individual Name on File
Last Sale	$237,998 (Aug 2024)
Tax Bill	$4,308 (2025)
Deeds & Mortgages	May 2023 Mortgage Jul 2022 Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`077-101-007-0011`

Property Details

APN / Parcel Number

Primary APN	`077-101-007-0011`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Plumbing Fixtures	5 Plumbing Fixtures
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,252 sqft Living Area
1st Floor Area	1,252 sqft
Game Room	Game Room

Exterior

Year Built	Built 1953
Effective Year Built	Effective 2024
Architectural Style	Traditional
Exterior Material	Aluminum/Vinyl
Construction Type	Metal Frame
Foundation Type	Slab (Mat/Raft)
Lot Area	6,692 sqft (0.154 acres)
View / Lot	Neighborhood
Garage Type	Carport
Garage Area	280 sqft
Carport	Carport
Carport Area	280 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

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

Location & Zoning

Account Number	0771010070011
Street Address	5210 KEYSTONE ST
City	HOUSTON
State	TX
Zip	77021-3747
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LT 11 BLK 7 MACGREGOR PALMS SEC 1
Legal Subdivision	MACGREGOR PALMS SEC 1
Legal Block	7
Legal Lot Number	11
Jurisdiction	HARRIS TX
Township / Civil Division	HOUSTON
Census Block Group	3
Census Block	3010
Census Tract	313400

Owner

5210 Keystone St is owned and occupied by an individual who bought it in August 2024.

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

Owner of Record	Individual Name on File
Mailing Address	5210 KEYSTONE ST, HOUSTON, TX 77021-3747
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Single Woman

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
May 5, 2023	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Jul 5, 2022	Vendor's Lien, Transfer · Stand-Alone First Mortgage WILDCAT LENDING FUND ONE LP
Apr 8, 2022	Special Warranty Deed, Subdivision Related Transfer OLD REPUBLIC TITLE
Apr 6, 2022	Warranty Deed, Transfer SUPERIOR ABSTRACT AND TITLE COMPANY, SUPERIOR ABSTRACT & TITLE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 29, 2024 · Amount on File
Deed Sale	Aug 29, 2024 · Amount on File
Prior Sale	Jul 5, 2022 · Amount on File
Deed Document Number	2024315991
Record Updated	Oct 29, 2026

May 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	HARRIS TX
Property Address	5210 KEYSTONE ST, HOUSTON, TX 77021-3747
Transaction Type	Mortgage
Record Updated	May 16, 2023
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	5210 KEYSTONE ST, HOUSTON, TX 77021-3747

Mortgage

Document Number	0000163444
Date	May 5, 2023
Instrument	2023-163444

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company
Address	PONTIAC, MI 48341

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	May 1, 2053

July 2022: Vendor's Lien, Transfer

Document Type	Vendor's Lien
Jurisdiction	HARRIS TX
Recording Date	Jul 5, 2022
Property Address	5210 KEYSTONE ST, HOUSTON, TX 77021-3747
Document Number	0000344642
Map Reference	VOL 33 PG 49
Instrument Date	Jun 30, 2022
Instrument	2022-344642
Transaction Type	Transfer
Record Updated	Jul 12, 2022

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	6140 HIGHWAY 6199, 6140, MISSOURI CITY, TX 77459

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3423 ANGEL LN, HOUSTON, TX 77045-6903

Mortgage

Document Number	0000344643
Date	Jul 5, 2022
Instrument	2022-344643

Lender

Name	WILDCAT LENDING FUND ONE LP
Type	Lending Institution
Special Notes	Seller Financed

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount on Record
Term	5 Months
Due	Dec 30, 2022

April 2022: Special Warranty Deed, Subdivision Related Transfer

Document Type	Special Warranty Deed
Jurisdiction	HARRIS TX
Recording Date	Apr 8, 2022
Property Address	5210 KEYSTONE ST, HOUSTON, TX 77021-3747
Document Number	0000187311
Map Reference	VOL 33 PG 49
Instrument Date	Mar 31, 2022
Instrument	2022-187311
Transaction Type	Subdivision Related Transfer
Record Updated	Apr 28, 2022
Title Company	OLD REPUBLIC TITLE

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	1020 W LOOP N FWY #280280, 1020, HOUSTON, TX 77055

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	6140 HIGHWAY, MISSOURI CITY, TX 77459-3802

April 2022: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	HARRIS TX
Recording Date	Apr 6, 2022
Property Address	5210 KEYSTONE ST, HOUSTON, TX 77021-3747
Document Number	0000182872
Map Reference	VOL 33 PG 49
Instrument Date	Mar 31, 2022
Instrument	2022-182872
Transaction Type	Transfer
Record Updated	Apr 18, 2022
Title Company	SUPERIOR ABSTRACT AND TITLE COMPANY, SUPERIOR ABSTRACT & TITLE

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	3564 COUNTY ROAD 4200, 3564, LOVELADY, TX 75851-4026

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1020 WEST LOOP N STE 280, 280, HOUSTON, TX 77055-7256
Investor	Possibly a Property Investor

Tax Assessment & Valuation

The 2025 property tax bill for 5210 Keystone St was $4,308, up 58.3% from the year before.

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

Property Jurisdictions

Type	Name
State	Texas
County	Harris County
Municipality	Houston City
Unified School District	Houston Independent School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$202,000 (-0.37%) Land $76,152 Building $125,848	$202,000 (-0.37%) Land $76,152 Building $125,848
2025	$4,308.00 (+58.27%)	$202,751 Land $76,152 Building $126,599	$202,751 Land $76,152 Building $126,599
2024	$2,722.00
2023		$128,564 Land $76,152 Building $52,412	$128,564 Land $76,152 Building $52,412
2022	$2,590.00

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

Flood

FEMA maps place 5210 Keystone St in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 2012.

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 File median of 20 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	20 in force
Nearby Flood Claims	3 (2012–2017)
Claims Outside the SFHA	3 of 3
Most Recent Claim	Aug 2017 · Hurricane Harvey
Claims by Event	Hurricane Harvey, Aug 2017 · 2 claims

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

The area around 5210 Keystone St has no burnable land within ember reach, so its wildfire risk is not rated.

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.

Drinking Water

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

Violations Reported to EPA

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.

Internet Providers

Source: FCC Broadband Data Collection, based on 500 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless 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: T-Mobile.

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