623 Patterson Ave, San Antonio, TX 78209 Property Records

Bexar County property record for 623 Patterson Ave, San Antonio, TX 78209

Property Summary

Property Type	Single Family Home
Details	4 bd · 4 ba · 2,916 sqft · built 1968
Lot Size	0.223 acres (9,720 sqft)
Owner	Individual Name on Record
Tax Bill	$30,858 (2025)
Deeds & Mortgages	Mar 2017 Mortgage Jan 2019 Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`04024-028-0380`

Property Details

APN / Parcel Number

Primary APN	`04024-028-0380`
Alternative APN	`171269`

Interior

Bedrooms	4 Beds
Full Baths	4 Baths
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	2,916 sqft Living Area
Gross Area	3,171 sqft
1st Floor Area	2,758 sqft
2nd Floor Area	158 sqft
Utility Area	168 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1968
Effective Year Built	Effective 1988
Architectural Style	Contemporary
Exterior Material	Combination
Foundation Type	Slab (Mat/Raft)
Roof Material	Metal
Lot Area	9,720 sqft (0.223 acres)
Garage Type	Carport
Garage Area	520 sqft
Carport	Carport
Carport Area	520 sqft
Parking Spaces	2 Parking Spaces

Exterior Amenities

Pool Area	280 sqft
Porch	Open Porch
Porch Area	736 sqft
Patio Area	255 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Street Address	623 PATTERSON AVE
City	SAN ANTONIO
State	TX
Zip	78209-5634
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	CB 4024 BLK 28 LOT E
Legal Subdivision	ALAMO HEIGHTS COUNTY BL 4024
Legal Tract	38
Legal Block	28
Legal Lot Number	38
Jurisdiction	BEXAR TX
Township / Civil Division	SAN ANTONIO CENTRAL
Census Block Group	1
Census Block	1014
Census Tract	120302

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Historic District	Within the Brackenridge Park listed 2011 · 82 contributing resources · NRIS 11000513

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Owner

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

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

Owner of Record	Individual Name on Record
Mailing Address	623 PATTERSON AVE, SAN ANTONIO, TX 78209-5634
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Mar 23, 2017	Deed of Trust, Mortgage DANNY B BUTLER
Jan 3, 2019	Deed of Trust, Mortgage · ARM JEFFERSON BANK
Feb 19, 2020	Warranty Deed, Transfer ATTORNEY ONLY
Oct 17, 2018	Loan Modification, Mortgage JEFFERSON BK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Feb 19, 2020
Deed Sale	Feb 19, 2020
Prior Sale	May 2, 2016 · Amount on Record
Deed Document Number	202036041
Record Updated	Oct 29, 2026

March 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BEXAR TX
Property Address	623 PATTERSON AVE, ALAMO HEIGHTS, TX 78209-5634
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000054471
Date	Mar 23, 2017
Book Page	18418/1140
Instrument	20170054471

Lender

Name	DANNY B BUTLER
Type	Private Party
Address	00000

Agreement

Amount	Amount Recorded

January 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BEXAR TX
Property Address	623 PATTERSON AVE, ALAMO HEIGHTS, TX 78209-5634
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	INDEPENDENCE TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000001732
Date	Jan 3, 2019
Instrument	20190001732

Lender

Name	JEFFERSON BANK
Type	Bank
Address	SAN ANTONIO, TX 78201

Agreement

Type	ARM
Amount	Amount Recorded
Term	361 Months
Due	Feb 1, 2049

Interest

Rate Type	Adjustable Rate
Rate	4.12%
Type Change Date	Feb 1, 2022
Change Frequency	Annually
Min Rate At Change	2.87%
Max Rate At Change	6.12%
Index	1-Year CMT
Max Rate	10.1%

February 2020: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BEXAR TX
Recording Date	Feb 19, 2020
Property Address	623 PATTERSON AVE, ALAMO HEIGHTS, TX 78209-5634
Document Number	0000036041
Instrument Date	Feb 15, 2020
Instrument	36041
Transaction Type	Transfer
Record Updated	Mar 5, 2020
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	623 PATTERSON AVE SAN ANTONIO TX 782095634, SAN ANTONIO, TX 78209-5634

October 2018: Loan Modification, Mortgage

Document Type	Loan Modification
Jurisdiction	BEXAR TX
Property Address	623 PATTERSON AVE, ALAMO HEIGHTS, TX 78209-5634
Document Number	0000209237
Instrument Date	Oct 17, 2018
Transaction Type	Mortgage
Record Updated	Nov 2, 2018

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	623 PATTERSON AVE SAN ANTONIO TX 782095634, SAN ANTONIO, TX 78209-5634

Mortgage

Document Number	0000209237
Date	Oct 23, 2018
Instrument	209237

Lender

Name	JEFFERSON BK
Type	Bank
Address	PO BOX 5190, SAN ANTONIO, TX 78201-0190

Agreement

Amount	Amount Recorded

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$30,858.00 (+4.79%)	$1,490,000 (+5.73%) Land $628,500 Building $861,500	$1,490,000 (+5.73%) Land $628,500 Building $861,500
2024	$29,447.00 (+0.41%)
2023	$29,326.00 (-5.1%)	$1,409,293 Land $628,500 Building $780,793	$1,409,293 Land $628,500 Building $780,793
2022	$30,903.00

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 October 12, 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 29 individual policies
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	106 units insured incl. 77 condo units
Nearby Flood Claims	1 (1998)
Most Recent Claim	Oct 1998 · Flooding 10/18/98

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	CITY OF ALAMO HEIGHTS serves 7,357 people · EPA ID TX0150039
Water Source	Groundwater
Last State Inspection	Oct 2023
Lead	3 ppb (2021–2023) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	Lead service line inventory Oct 2024
Monitoring and Reporting	3 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.

Internet Providers

Source: FCC Broadband Data Collection, based on 349 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
Astound Broadband Cable · Fiber in parts of the area	1,500 / 50
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Alamo Broadband.

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