521 E Mountain St, Seguin, TX 78155 Property Records

Guadalupe County property record for 521 E Mountain St, Seguin, TX 78155 · Last verified August 2026

Property Highlights

Property Type	Residential > Single Family > Home
Year Built	Built 1930
Square Footage	1,496 sqft Living Area
Lot Size	14,916 sqft (0.342 acres)
Garage	Detached, 384 sqft
Occupancy	Owner Occupied
Last Sale	$146,300 (2022)
Tax Bill	$2,716.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`1G0020019900320000`
Alternative APNs	`000000013444` `000000272308` `13444`

Interior

Building Area	1,496 sqft Living Area
Gross Area	1,656 sqft Gross Area
1st Floor	1,496 sqft 1st Floor
Stories	1 Stories
Primary Flooring	Wood Flooring
Interior Structure	Paneling Interior Structure

Exterior

Year Built	Built 1930
Effective Year Built	Effective 1930
Exterior Material	Wood Exterior
Roof Construction	Gable Roof Construction
Roof Material	Composition Shingle Roof
Lot Area	14,916 sqft (0.342 acres)
Depth X Width	226 ft x 66 ft Depth x Width
Parking Spaces	3 Parking Spaces
Garage Type	Detached Garage
Garage Area	384 sqft Garage
Patio Area	20 sqft Patio
Porch	Covered Porch
Porch Area	292 sqft Porch

Utilities and HVAC

Cooling System	Window A/C Cooling
Heating System	Floor/Wall Furnace Heating

Location & Zoning

Street Address	521 E MOUNTAIN ST
City	SEGUIN
State	TX
Zip	78155-5525
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	LOT: 3 W 66 OF BLK: 199 ADDN: ACRE
Legal Subdivision	ACRE
Legal Block	199
Legal Lot Number	3
Jurisdiction	GUADALUPE TX
Minor Civil Division	SEGUIN
Census Blockgroup	5
Census Block	5030
Census Tract	210300

Owner

Source: Guadalupe County records · APN 1G0020019900320000

Assessment roll updated August 12, 2026 · Last verified August 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 File
Mailing Address	521 E MOUNTAIN ST, SEGUIN, TX 78155-5525
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Apr 28, 2022 · Amount on Record
Deed Sale	Apr 28, 2022 · Amount on Record
Prior Sale	Jun 18, 2021 · Amount on Record
Deed Doc Number	202213686
Prior Transfer Date	Aug 19, 2013
Prior Transfer Doc	0000018212
Record Refreshed	Sep 20, 2026

April 2022: Vendor's Lien, Transfer

Document Type	Vendor's Lien
Jurisdiction	GUADALUPE TX
Recording Date	Apr 28, 2022
Property Address	521 E MOUNTAIN ST, SEGUIN, TX 78155-5525
Document Number	0099013686
Map Reference	VOL 187 PG 194
Instrument Date	Apr 27, 2022
Instrument	202299013686
Transaction Type	Transfer
Record Updated	Apr 18, 2023
Title Company	FIVE STAR TITLE

Transaction

Tax	$0.00
Additional	Arms Length Transaction

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	521 E MOUNTAIN ST, SEGUIN, TX 78155-5525

Mortgage

Document Number	0099013687
Date	Apr 28, 2022
Instrument	202299013687

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company
Special Notes	Lender is also the Seller

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	May 01, 2052

Tax Assessment & Valuation

Source: Guadalupe County records · Assessment roll updated August 12, 2026 · Last verified August 2026

Property Jurisdictions

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

Tax Bill & Assessment History

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

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$215,000 (-2.54%) Land $52,615 Building $162,385	$215,000 (-2.54%) Land $52,615 Building $162,385
2025	$2,716.00 (-10.54%) Homeowner's exemption	$220,613 (+5.05%) Land $52,874 Building $167,739	$220,613 (+5.05%) Land $52,874 Building $167,739
2024	$3,036.00 (+2.39%)
2023	$2,965.00 (-25.89%)	$210,000 Land $56,285 Building $153,715	$210,000 Land $56,285 Building $153,715
2022	$4,001.00