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Verified property facts
380 Sandy Mountain is zoned for Llano ISD with assigned schools: Packsaddle (elementary), Llano (middle), Llano (high). School assignments should be verified directly with the district.
380 Sandy Mountain is presented by the Keenan Group at Compass Real Estate, the #1 Austin Board of Realtors Team (2024) with 1,000+ career transactions and $1B+ in career volume across Austin's luxury market.
With 20% down ($27,800) on a 30-year fixed mortgage at approximately 6.75%, the estimated monthly payment for 380 Sandy Mountain is around $976 including principal, interest, and estimated taxes. Actual payment varies by rate, down payment, insurance, and HOA fees.
At $139,000, 380 Sandy Mountain is in the Serenity Subdivision market where there are currently 33 active listings in 78643.
Answers use visible listing facts, school context, and neighborhood data available on this page. Verify time-sensitive details before making decisions.
#1 Austin Board of Realtors Team. Over 1,000 successful transactions with high-end expertise.
25+ years advising buyers and sellers in this community
Listing timeline with current price, original ask, and market time.
PRICE REDUCED! Embrace the rare opportunity to own 1.9 acres in the highly desirable Lake LBJ community of Sunrise Beach Village. This wooded acreage lot is graced with mature trees, natural privacy, and wide Hill Country vistas, with the possibility of capturing lake views from select sites. Whether your dream is a serene weekend retreat, a modern full-time residence, or a custom vacation home, this property offers the space and setting to make it a reality. Just minutes from Lake LBJ, you’ll enjoy access to 3 boat ramps, 5 parks, and community amenities that balance tranquility with convenience. With room to design, build, and expand, this lot invites endless possibilities for creating your Hill Country lifestyle. Call listing agent for more information today! More lots available for sale if this one doesn’t suite your needs!
Property Type
Land
Lot Size
1.90 acres
Listed by Horseshoe Bay ONE Realty
Property Details
Lot Features
Llano ISD
Zoned assignments come from the property school fields available to us. District context schools are shown only when an assigned tier is missing. Contact the school district directly to verify current boundaries and enrollment eligibility. Ratings from GreatSchools.org.
20% ($28K)
$139,000
Luxury property intelligence
A sourced read on Serenity Subdivision pricing, timing, and property scale. No automated valuation claim.
List price
$139,000
Price per sqft
Not available
Vs. Serenity Subdivision median
Not available
Days on market
122 days
Original to current
$89K reduction
$228K original
Active inventory context
Ask for current inventory
Source: MLS Grid / Unlock MLS and Keenan Group review as of May 10, 2026.
Request Private Market AnalysisBest Match
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Active listings near 380 Sandy Mountain