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#1 Austin Board of Realtors Team 2024#1 Austin Board of Realtors Team 2024Loading
Verified property facts
108 Third Sid is listed at $3,950,000 with 5 bedrooms, 5 full, 1 half bathrooms, 4,252 square feet, 0.55-acre lot. This places it above the 78657 median of $1,318,000.
108 Third Sid is zoned for Llano ISD with assigned schools: Llano (elementary), Llano (middle), Llano (high). School assignments should be verified directly with the district.
108 Third Sid is a Residential built in 1985 featuring 5 bedrooms, 5 full, 1 half bathrooms, 4,252 square feet, 0.55-acre lot.
108 Third Sid 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 ($790,000) on a 30-year fixed mortgage at approximately 6.75%, the estimated monthly payment for 108 Third Sid is around $27,737 including principal, interest, and estimated taxes. Actual payment varies by rate, down payment, insurance, and HOA fees.
#1 Austin Board of Realtors Team. Over 1,000 successful transactions with high-end expertise.
25+ years advising buyers and sellers in this community
Listed with current price, original ask, and market time.
Nestled on over half an acre, boasting open water views, minutes from the Horseshoe Bay Resort’s core amenities: not only an idyllic retreat, it’s also an investment opportunity, suited for short-term rentals. Completely remodeled and taken down to the studs, the home provides the epitome of luxury living. Ascend a few steps to the main floor, where you'll be greeted by an open concept living, dining, and kitchen area. Anchored by a majestic stone fireplace, offering panoramic water vistas, the atmosphere is perfect for relaxation or entertainment. The kitchen is a chef's dream, featuring high-end appliances, custom cabinetry with intelligent storage, and a sprawling island ideal for culinary creations. A generous pantry, cleverly tucked into a corner, provides additional storage and convenient access to the garage via its back stairs. The main level also houses the primary suite with captivating water views, a lavish bath, and a library complete with floor-to-ceiling bookcases. Entertainment awaits downstairs on the lake level, with a game room and four additional bedrooms, each with a dedicated bath and direct access to the patio. Three of these bedrooms offer enchanting water views and all can access the boathouse with a boat and jet skis, a new pool, barbecue area, and ample space for alfresco dining. An attached garage featurs three bays and a large driveway capable of accommodating multiple vehicles. The property is selling mostly furnished with some exceptions (artwork does not convey).
Property Type
Residential
Year Built
1985
Lot Size
0.55 acres
$/Sq Ft
$929
Listed by Keller Williams - Lake Travis
Property Details
Public record data from county appraisal records. Market value can differ from assessed value.
| Year | Taxes | Total Assessment | Land | Additions |
|---|---|---|---|---|
2025+17.4% | — | $1,386,265 | — | — |
2024+22.8% | — | $1,181,038 | $139,732 | $1,085,305 |
2023+9.2% | — | $961,969 | $139,732 | $1,041,306 |
2022+16.0% | — | $881,153 | $139,732 | $822,237 |
2021 | — | $759,344 | $139,732 | $741,421 |
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% ($790K)
$3,950,000
Luxury property intelligence
A sourced read on Horseshoe Bay Proper pricing, timing, and property scale. No automated valuation claim.
List price
$3,950,000
Price per sqft
$929/sqft
Vs. Horseshoe Bay Proper median
Not available
Days on market
801 days
Original to current
No verified reduction
$4M original
Active inventory context
Ask for current inventory
Source: MLS Grid / Unlock MLS and Keenan Group review as of May 11, 2026.
Request Private Market AnalysisAt $3,950,000, 108 Third Sid is in the Horseshoe Bay Proper market where there are currently 142 active listings in 78657.
108 Third Sid was built in 1985 (41 years ago). Buyers should budget for potential updates to major systems.
108 Third Sid sits on a 0.55-acre lot, providing substantial outdoor living space. Properties of this scale in Austin's luxury market typically feature pool areas, outdoor kitchens, and mature landscaping. Confirm specific amenities with the listing agent.
Answers use visible listing facts, school context, and neighborhood data available on this page. Verify time-sensitive details before making decisions.
Car-Dependent
N/A
Somewhat Bikeable
Walk Score measures walkability based on distance to amenities. Transit Score measures public transportation access. Bike Score measures bikeability based on bike infrastructure and terrain.
14 events on record
Current Price
$3,950,000
Timeline data compiled from MLS records and public records. Information deemed reliable but not guaranteed.
| Year | Taxes | Total Assessment | Land | Additions |
|---|---|---|---|---|
2025+17.4% | — | $1,386,265 | — | — |
2024+22.8% | — | $1,181,038 | $139,732 | $1,085,305 |
2023+9.2% | — | $961,969 | $139,732 | $1,041,306 |
2022+16.0% | — | $881,153 | $139,732 | $822,237 |
2021 | — | $759,344 | $139,732 | $741,421 |
Timeline merges MLS activity (when permitted) with public records. Some details may be restricted to registered VOW clients.
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