421 K St, San Antonio, TX 78220 Property Records

Bexar County property record for 421 K St, San Antonio, TX 78220

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,178 sqft · built 2021
Lot Size	0.172 acres (7,501 sqft)
Owner	2 Individual Names on File
Tax Bill	$3,462 (2025)
Deeds & Mortgages	Jul 2023 Second Mortgage Dec 2022 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`10295-020-0180`

Property Details

APN / Parcel Number

Primary APN	`10295-020-0180`
Alternative APNs	`10295-020-0181` `1395195`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Stories	1 Story
Building Area	1,178 sqft Living Area
Gross Area	1,451 sqft
1st Floor Area	1,178 sqft

Exterior

Year Built	Built 2021
Effective Year Built	Effective 2021
Roof Material	Asphalt
Lot Area	7,501 sqft (0.172 acres)
Lot Dimensions	150 ft deep x 50 ft wide
Garage Type	Attached
Garage Area	273 sqft
Parking Spaces	1 Parking Space
Porch	Open Porch
Porch Area	83 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Street Address	421 K ST
City	SAN ANTONIO
State	TX
Zip	78220-4141
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	NCB 10295 BLK 20 LOT 18 2023 NEW ACCT PER DEED 20220294220 //
Legal Block	20
Legal Lot Number	17
Jurisdiction	BEXAR TX
Township / Civil Division	SAN ANTONIO CENTRAL
Census Block Group	2
Census Block	2004
Census Tract	130402

Owner

421 K St is owned and occupied by two individuals who acquired it in July 2023.

Source: Bexar County records, as of May 26, 2026

Owner of Record	2 Individual Names on File
Mailing Address	421 K ST, SAN ANTONIO, TX 78220-4141
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Husband and Wife

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
Jul 21, 2023	Vendor's Lien, Transfer · Stand-Alone Second Mortgage GUARANTEED RATE INC
Dec 27, 2022	Vendor's Lien, Transfer · Conventional Mortgage GATEWAY FIRST BANK

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 21, 2023
Deed Sale	Jul 21, 2023
Deed Document Number	2023133106
Record Updated	Sep 20, 2026

July 2023: Vendor's Lien, Transfer

Document Type	Vendor's Lien
Jurisdiction	BEXAR TX
Recording Date	Jul 21, 2023
Property Address	421 K ST, SAN ANTONIO, TX 78220-4141
Document Number	0000133106
Map Reference	VOL 72 PG 519
Instrument Date	Jul 21, 2023
Instrument	20230133106
Transaction Type	Transfer
Record Updated	Dec 5, 2023
Title Company	FIRST AMERICAN TITLE

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	5823 WATERFORD OAKS, SAN ANTONIO, TX 78250-7226

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	421 K ST, SAN ANTONIO, TX 78220-4141

Mortgage

Document Number	0000133108
Date	Jul 21, 2023
Instrument	20230133108

Lender

Name	GUARANTEED RATE INC
Type	Mortgage Company
Special Notes	Seller Financed

Agreement

Type	Stand-Alone Second Mortgage
Amount	Amount on Record
Term	36 Months
Due	Jul 21, 2026

Mortgage

Document Number	0000133107
Date	Jul 21, 2023
Instrument	20230133107

Lender

Name	GUARANTEED RATE INC
Type	Mortgage Company
Address	CHICAGO, IL 60613

Agreement

Type	FHA Mortgage
Amount	Amount on Record
Term	361 Months
Due	Aug 1, 2053

December 2022: Vendor's Lien, Transfer

Document Type	Vendor's Lien
Jurisdiction	BEXAR TX
Recording Date	Dec 27, 2022
Property Address	421 K ST, SAN ANTONIO, TX 78220-4141
Document Number	0000294220
Map Reference	VOL 72 PG 519
Instrument Date	Dec 27, 2022
Instrument	20220294220
Transaction Type	Transfer
Record Updated	Dec 5, 2023
Title Company	ALAMO TITLE 17, ALAMO TITLE

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	421 K ST, SAN ANTONIO, TX 78220-4141

Mortgage

Document Number	0000294221
Date	Dec 27, 2022
Instrument	20220294221

Lender

Name	GATEWAY FIRST BANK
Type	Bank
Special Notes	Seller Financed

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	145 Months
Due	Jan 1, 2035

Interest

Rate Type	Adjustable Rate
Rate	5.87%
Type Change Date	Jan 1, 2028
Change Frequency	6 Months
Min Rate At Change	2.75%
Max Rate At Change	10.8%
Index	Other
Max Rate	10.8%

Tax Assessment & Valuation

The 2025 property tax bill for 421 K St was $3,462 with a homeowner's exemption, down 11.8% from the year before.

Source: Bexar County assessment roll, as of May 26, 2026

Property Jurisdictions

Type	Name
State	Texas
County	Bexar County
Municipality	San Antonio City
Unified School District	San Antonio Independent School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$3,462.00 (-11.77%) Homeowner's exemption	$232,210 Land $48,230 Building $183,980	$232,210 Land $48,230 Building $183,980
2024	$3,924.00 (-36.57%)
2023	$6,186.00	$248,160 Land $48,230 Building $199,930	$248,160 Land $48,230 Building $199,930

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

Flood

FEMA maps place 421 K St in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective October 12, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

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

Wildfire

Wildfire risk around 421 K St is low, with a 0.02% annual chance of wildfire.

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

Wildfire Risk	Low lower than 95% of the US · lower than 97.6% of Texas
Wildfire Likelihood	0.02% 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	SAN ANTONIO WATER SYSTEM serves 2,643,729 people · EPA ID TX0150018
Water Source	Purchased surface water from several systems
Last State Inspection	Aug 2023
Lead	2 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 399 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
Spectrum Cable	1,000 / 1,000
Alamo Broadband Fixed Wireless	990 / 300
Verizon Fixed Wireless	300 / 20
Starlink Satellite	280 / 30
T-Mobile Fixed Wireless	100 / 20

May also be available: ZipLink Internet.

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