510 Blanco River Ranch Rd, San Marcos, TX 78666

Beds
4
Baths
5
Sqft
4,200
Garage
Yes

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Listed byThe Seely Group LLC
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Overview

http://www.510blancoriverranch.com

Imagine ending your day to the sound of flowing water—not traffic. Walking your own land to a hidden grotto, private waterfall & even unexplored caves—features most will never experience, let alone own.

Tucked beneath a dense canopy of mature trees along the Blanco River, this is not just a home—it’s a one-of-one Hill Country compound where natural beauty & privacy converge in a way that cannot be recreated today. Just minutes from IH-35 & within 30 minutes of Downtown Austin, it offers the rare balance of convenience & complete escape.

Cross the charming entry bridge & the property immediately sets itself apart. This isn’t typical riverfront—this is an immersive setting where the land itself is the luxury.

The main residence (~2,800 sqft) was designed to live in harmony with its surroundings, featuring expansive windows, natural materials & a warm, grounded feel throughout.

The property extends well beyond the main home. A detached casita (~1,400 sqft) with full kitchen & fireplace offers true independent living—ideal for guests or multigenerational use. A separate spa building features a 6-person sauna, full bath, changing area & sleeping loft, fully climate controlled for year-round use.

Outdoor living is where this property becomes unforgettable—multiple gathering areas, direct river access & a setting that feels like a private resort. Steps lead to the riverbank where clear water & peaceful surroundings define the experience.
Private well w/ full-home filtration & reverse osmosis.

There are homes… & there are properties that rarely exist. This is one of them.

Location

Full feature list

Basic info

Property type
House
Number of stories
1
Number of bedrooms
4
Number of bathrooms
5
Square feet
4,200
Lot size (acres)
4.35
Year built
2017

Interior features

Fireplaces
2
Laundry
Inside

Exterior features

Water view
Yes
Waterfront
River Front
Area amenities
Gated Community

Garage and parking

Garage parking spaces
2

Utilities

Heating
Central
Cooling
Central Air
Sewer
Septic System
Water
Well

Estimated monthly costs

HOA Fees
$60

Taxes

Tax Annual Amount (2024)
$26,886.09

Public schools

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Disclaimer: Certain information displayed on this listing has been derived from parties other than Final Offer, LLC. Information provided and their sources have been deemed reliable, but accuracy of information is not guaranteed and therefore should be independently verified.

Sourced from: Unlock MLS (Austin Board of Realtors) MLS®#: 4049712 Last checked:

 

Based on information submitted to the MLS GRID as of . All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.