San Marcos · The Blanco River Ranch
$1,699,990 71 days on market
510 Blanco River Ranch Rd, San Marcos, TX 78666
- 4bedrooms
- 5bathrooms
- 4,200sqft
- 4.3acres
- 2017year built
About this home
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.
Property
- Type
- Single Family Residence
- Levels
- One
- Year built
- 2017
- Lot size
- 4.35 acres
- Subdivision
- The Blanco River Ranch
- MLS #
- ACT4049712
Inside
- Bedrooms
- 4
- Bathrooms
- 5
- Living area
- 4,200 sqft
- Fireplaces
- 2
Outside / parking
- Garage spaces
- 2
- Waterfront
- Yes
Schools
- Elementary
- Travis
- High school
- San Marcos
- District
- SanMarcosCONSISD
Costs
- HOA
- $725 / annually
- Est. annual taxes
- $20,820 (2024)
Listing
- First listed
- May 17, 2026
- Days listed
- 71
- Status
- Active
Listed by Amy Seely, The Seely Group LLC · [email protected] · MLS# ACT4049712 · Active
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Estimate only. Tax / insurance defaults are typical Texas figures; your actual numbers will vary. Talk with a lender for a real quote — I can refer you to one I trust.
