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3424 S Old Bastrop Highway

San Marcos, TX 78666

9 beds
8 baths
7,065 sqft
~10 acre lot
$280 per sqft
2001 build
– on site

Situated on 10.17 acres in the fast-growing San Marcos ETJ, this rare property offers a compelling mix of flexibility, function, and future opportunity. The expansive estate includes a spacious 3,054 SF main residence with 3 bedrooms, 2 baths, multiple living areas, a sunroom, and a 3-car garage. Two additional guest houses - one recently completed - offer a combined six more bedrooms and five and a half baths, ideal for multi-generational living or income-producing potential. New roofs on all homes were installed in 2024. The property also features a fully equipped RV pad-site, a versatile storage building that could be converted into an office or studio, two driveways, two septic systems, and a new 16" waterline at the street. Approximately 8 acres are AG exempt, providing added tax advantages. Located in the heart of the San Marcos “East Village” (Second City Center), the property is just minutes from IH-35, the San Marcos Premium Outlets, the Convention Center, Amazon Distribution Center, San Marcos HS, and major thoroughfares like Hwy 123 and FM 110. Surrounded by existing and planned residential developments, this property presents a unique opportunity as a multi-generational estate, short-term rental compound, or prime development site.

Listing courtesy of ABOR / Jeffrey Grant / Compass RE Texas, LLC

Last checked: Checking… • Last updated May 11, 2025 •

MLS# 6577490 —

The Building

Year Built:

2001
New Construction:

false
Roof:

Composition
Foundation:

Slab
Exterior Features:

None
Accessibility Features:

None
Patio And Porch Features:

Patio
Window Features:

Bay Window(s)
Levels:

One
Direction Faces:

SE

Interior

Interior Features:

Breakfast Bar
Living:

4
Dining:

3
Flooring:

Carpet
Fireplace:

Gas Log
Fireplaces Total:

1
Laundry Location:

Laundry Room

Room Dimensions

Living Area:

7065
Living Area Source:

Public Records

Financial & Terms

Possession:

Close Of Escrow
Restrictions:

None

Location

Latitude:

29.819804
Longitude:

-97.957375
Directions:

From Austin: South on IH-35. Exit 201. Turn Left on E McCarty Ln. Slight Right on Rattler Rd. Right on Old Bastrop Rd. Property on Right.

The Property

Property Type:

Residential
Subtype:

Single Family Residence
Parcel Number:

1004740014000003
Property Condition:

Resale
Other Structures:

None
Lot Features:

Back Yard
Lot Size Acres:

10.1713
Lot Size Area:

10 Sqft
Lot Size SqFt:

443,061 Sqft
SqFt Total:

6,639 Sqft
View:

Panoramic
Waterfront:

false
Waterfront Features:

None
Horse:

false
Additional Parcels:

false
Fencing:

Barbed Wire
FEMA Flood Plain:

No

Listing Agent

Contact info:

Beds

Bedrooms Total:

9
Main Level Bedrooms:

9

Baths

Total Baths:

7.5
Total Baths:

8
Full Baths:

7
Half Baths:

1

The Listing

Special Listing Conditions:

Standard
Listing Terms:

Cash
Occupant Type:

Owner

Heating & Cooling

Heating:

Central
Cooling:

Central Air

Utilities

Utilities:

Electricity Connected
Sewer:

Septic Tank
Water Source:

Public
Electric On Property:

true

Appliances

Appliances:

Dishwasher

Schools

Elementary School:

Rodriguez (San Marcos ISD)
Elementary School District:

San Marcos CISD
Middle School:

Miller
Middle School District:

San Marcos CISD
High School:

San Marcos
High School District:

San Marcos CISD

The Community

Subdivision Name:

None
Community Features:

None
Pool Private:

false
Pool Features:

None

Parking

Parking Features:

Asphalt
Garage:

true
Attached Garage:

true
Garage Spaces:

5
Covered Spaces:

5

Monthly cost estimate

Asking price

$1,985,000

Expense	Monthly cost
Mortgage	$10,629
Taxes	N/A
Insurance	$545
Utilities	$331 See report
Total	$11,505/mo.^*
	^*This is an estimate

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This house located in San Marcos, TX 78666 is currently for sale for $1,985,000. 3424 S Old Bastrop Highway is a 7,065 square foot house with 9 beds and 8 baths that has been on Estately for 1 days. This house is in the attendance area of Hernandez Elementary School, San Marcos High School, and Doris Miller Middle School.

Based on information from the Austin Board of REALTORS® and ACTRIS 2025. All information provided is deemed reliable but is not guaranteed and should be independently verified. The Austin Board of REALTORS®, ACTRIS and their affiliates provide the MLS and all content therein “AS IS” and without any warranty, express or implied.