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$999,900
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Welcome home to a peaceful retreat on a .42-acre lot backing to Greenbelt offering unparalleled privacy and breathtaking views. This beautiful property features a spectacular outdoor living area complete with an outdoor kitchen, fireplace, flagstone patio, and a charming gazebo, perfect for entertaining or relaxing in style. Inside, you'll find four spacious bedrooms with access to 3 ensuite baths. The home boasts three living areas, plus a handsome study with library wall behind glass french doors a convenient powder bath and 3 car garage with a whole house water softener. Newly painted interior throughout, with elegant wood floors adding warmth and character, this residence is located in a gated community granting residents a community pool, sport court & fitness center within walking distance to Lake Travis High School. Experience luxury living at its finest in this stunning home.
Property Type
Residential
Year Built
2004
Lot Size
0.42 acres
$/Sq Ft
$229
HOA
$150/mo
Garage
3 spaces
Listed by Coldwell Banker Realty
Property Details
Features
Appliances
Flooring
Features
Construction
Lot Features
Fencing
Foundation
Patio / Porch
Parking
Waterfront
Verified property facts
103 Sebastians RUN is listed at $999,900 with 4 bedrooms, 3 full, 1 half bathrooms, 4,362 square feet, 0.42-acre lot. This places it above the 78738 median of $851,800.
103 Sebastians RUN is zoned for Lake Travis ISD with assigned schools: Lakeway (9/10) (elementary), Lake Travis (7/10) (middle), Lake Travis (8/10) (high). School assignments should be verified directly with the district.
103 Sebastians RUN is a Residential built in 2004 featuring 4 bedrooms, 3 full, 1 half bathrooms, 4,362 square feet, 0.42-acre lot.
103 Sebastians RUN 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 ($199,980) on a 30-year fixed mortgage at approximately 6.75%, the estimated monthly payment for 103 Sebastians RUN is around $7,021 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
Listing timeline with current price, original ask, and market time.
Public record data from county appraisal records. Market value can differ from assessed value.
| Year | Taxes | Total Assessment | Land | Additions |
|---|---|---|---|---|
2025-8.9% | — | $1,014,537 | — | — |
2024-6.4% | — | $1,113,400 | $220,000 | $755,923 |
2023+66.5% | — | $1,189,043 | $352,000 | $761,400 |
2022 | — | $714,000 | $352,000 | $837,043 |

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% ($200K)
$999,900
Luxury property intelligence
A sourced read on Ridge At Alta Vista pricing, timing, and property scale. No automated valuation claim.
List price
$999,900
Price per sqft
$229/sqft
Vs. Ridge At Alta Vista median
Not available
Days on market
Not available
Original to current
$199.1K reduction
$1.2M original
Active inventory context
Ask for current inventory
Source: MLS Grid / Unlock MLS and Keenan Group review as of Apr 25, 2026.
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#1 ABOR Team 2024 with $1B+ career sales volume
At $999,900, 103 Sebastians RUN is in the Ridge At Alta Vista market where there are currently 211 active listings in 78738. The Keenan Group has completed 19 transactions in 78738 as part of 1,000+ career sales totaling $1B+ across Austin.
103 Sebastians RUN includes verified waterfront access: None. Buyers should confirm shoreline, dock rights, and floodplain status during due diligence.
103 Sebastians RUN is part of a managed community with HOA dues of $150 monthly. HOA-managed communities in Austin's luxury market typically provide amenities such as common areas, security, and exterior maintenance. Verify current dues and rules with the HOA directly.
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.
9 events on record
Current Price
$749,000
Timeline data compiled from MLS records and public records. Information deemed reliable but not guaranteed.
| Year | Taxes | Total Assessment | Land | Additions |
|---|---|---|---|---|
2025-8.9% | — | $1,014,537 | — | — |
2024-6.4% | — | $1,113,400 | $220,000 | $755,923 |
2023+66.5% | — | $1,189,043 | $352,000 | $761,400 |
2022 | — | $714,000 | $352,000 | $837,043 |
Timeline merges MLS activity (when permitted) with public records. Some details may be restricted to registered VOW clients.
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