
Situated on a cul-de-sac lot within a private gated community, this exceptional custom home built by Group 3 Builders offers the perfect blend of privacy, luxury, and energy-efficient living in Lago Vista. Located in a quiet, small neighborhood, the home features an open floor plan filled with abundant natural light and plenty of windows, creating a bright and inviting space ideal for entertaining family and friends. Enjoy breathtaking panoramic south to southwest views of Lake Travis, delivering stunning sunsets and a peaceful Hill Country backdrop. The outdoor space is designed for relaxation, featuring a pool and hot tub, as well as an outdoor kitchen on the patio, perfect for entertaining and surrounded by low-maintenance landscaping. Inside, the home showcases wood-look tile flooring throughout and a spacious kitchen anchored by a large island with seating. The gourmet kitchen also includes a French door oven, while additional upgrades such as a whole-house water softener system and UV light air purification integrated into both A/C units enhance comfort and livability. Built with 2x6 exterior wall construction, expanded spray foam insulation, and insulated garage doors, this home offers superior energy efficiency year-round. The expansive primary suite serves as a true retreat, featuring a spa-like bath with a large walk-in shower with dual showerheads, a soaking tub, and a generously sized primary closet complete with an island and customizations. A standout feature is the spray foam insulated, air-conditioned 3-car garage, ideal for storage, hobbies, or additional workspace. With peaceful surroundings, modern efficiency, and high-end craftsmanship, this home captures the best of Hill Country living just minutes from the lake.
Property Type
Residential
Year Built
2020
Lot Size
1.23 acres
$/Sq Ft
$453
HOA
$1120/mo
Garage
3 spaces
Pool
Yes
Listed by ERA Experts
Verified property facts
18105 Cedar Sage CT is listed at $1,299,000 with 3 bedrooms, 3 full bathrooms, 2,865 square feet, 1.23-acre lot. This places it above the 78645 median of $1,025,000.
18105 Cedar Sage CT is zoned for Lago Vista ISD with assigned schools: Lago Vista (6/10) (elementary), Lago Vista (6/10) (middle), Lago Vista (6/10) (high). School assignments should be verified directly with the district.
18105 Cedar Sage CT is a Residential built in 2020 featuring 3 bedrooms, 3 full bathrooms, 2,865 square feet, 1.23-acre lot.
18105 Cedar Sage CT 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.
The most recent annual property tax for 18105 Cedar Sage CT is $14,827. Texas has no state income tax, so property taxes are a primary revenue source. Rates vary by jurisdiction and exemptions. Verify current amounts with the county appraisal district.
#1 Austin Board of Realtors Team. Over 1,000 successful transactions with high-end expertise.
25+ years advising buyers and sellers in this community
Property Details
Features
Appliances
Flooring
Features
Construction
Lot Features
Fencing
Foundation
Patio / Porch
Parking
Waterfront
Pending 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+14.5% | — | $907,736 | — | — |
2024-10.0% | — | $792,960 | $328,125 | $621,236 |
2023+209.0% | — | $881,055 | $328,125 | $464,835 |
2022+338.7% | — | $285,160 | $328,125 | $552,930 |
2021 | — | $65,000 | $156,250 | — |

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% ($260K)
$1,299,000
Luxury property intelligence
A sourced read on Waterford On Lake Travis Sec 6 pricing, timing, and property scale. No automated valuation claim.
List price
$1,299,000
Price per sqft
$453/sqft
Vs. Waterford On Lake Travis Sec 6 median
Not available
Days on market
87 days
Original to current
No verified reduction
$1.3M original
Active inventory context
Ask for current inventory
Source: MLS Grid / Unlock MLS and Keenan Group review as of Jun 21, 2026.
Request Private Market AnalysisZIP-level neighborhoods, schools, lifestyle, and Austin market context
District guide, nearby schools, and homes by attendance area
Private Austin CMA, TCAD context, and pricing strategy
Pricing, prep, launch timing, and Compass marketing strategy
#1 ABOR Team 2024 with $1B+ career sales volume
With 20% down ($259,800) on a 30-year fixed mortgage at approximately 6.75%, the estimated monthly payment for 18105 Cedar Sage CT is around $7,976 including principal, interest, and estimated taxes. Actual payment varies by rate, down payment, insurance, and HOA fees.
At $1,299,000, 18105 Cedar Sage CT is in the Waterford On Lake Travis Sec 6 market where there are currently 263 active listings in 78645. The Keenan Group has completed 6 transactions in 78645 as part of 1,000+ career sales totaling $1B+ across Austin.
18105 Cedar Sage CT was built in 2020, making it 6 years old with relatively recent construction.
18105 Cedar Sage CT includes verified waterfront access: Lake Privileges. Buyers should confirm shoreline, dock rights, and floodplain status during due diligence.
18105 Cedar Sage CT is part of a managed community with HOA dues of $1,120 annually. 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
N/A
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.
7 events on record
Current Price
$1,299,000
Timeline data compiled from MLS records and public records. Information deemed reliable but not guaranteed.
| Year | Taxes | Total Assessment | Land | Additions |
|---|---|---|---|---|
2025+14.5% | — | $907,736 | — | — |
2024-10.0% | — | $792,960 | $328,125 | $621,236 |
2023+209.0% | — | $881,055 | $328,125 | $464,835 |
2022+338.7% | — | $285,160 | $328,125 | $552,930 |
2021 | — | $65,000 | $156,250 | — |
Timeline merges MLS activity (when permitted) with public records. Some details may be restricted to registered VOW clients.
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