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Verified property facts
136 W Castlebriar Dr is listed at $599,000 with 4 bedrooms, 3 full, 1 half bathrooms, 2,506 square feet, 0.46-acre lot.
136 W Castlebriar Dr is zoned for Marble Falls ISD with assigned schools: Marble Falls (elementary), Marble Falls (middle), Marble Falls (high). School assignments should be verified directly with the district.
136 W Castlebriar Dr is a Residential built in 2022 featuring 4 bedrooms, 3 full, 1 half bathrooms, 2,506 square feet, 0.46-acre lot.
136 W Castlebriar Dr 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 136 W Castlebriar Dr is $10,542. 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
Price Change with current price, original ask, and market time.
Modern, custom-built, and designed for real living — 136 W Castlebriar in Granite Shoals is a 4-bedroom, 3.5-bath home completed in 2022, offering over 2,500 sq ft of stylish, open-concept living on nearly half an acre with no HOA. The flexible floor plan features a main-level primary suite, upstairs guest quarters, a loft with bar, and multiple balconies — perfect for entertaining, working from home, or hosting family and friends. The oversized lot offers room for a shop, casita, boat storage, or RV, all in a quiet, convenient setting just minutes from Lake LBJ. The neighborhood also offers private lakeside parks and waterfront access, giving residents a relaxed Hill Country atmosphere with space to walk, picnic, launch a kayak, or enjoy sunsets by the water — without the congestion of a crowded marina. Modern construction, generous outdoor space, community lake amenities, and a powerful financing incentive — this home delivers exceptional value and flexibility.
The owner is willing to buy the buyer’s interest rate down to as low as 3.99% with an approved contract, making this one of the most compelling opportunities on the market today.
Property Type
Residential
Year Built
2022
Lot Size
0.46 acres
$/Sq Ft
$239
Garage
5 spaces
Listed by eXp Realty, LLC
Property Details
Features
Appliances
Flooring
Features
Construction
Lot Features
Fencing
Foundation
Patio / Porch
Parking
Marble Falls 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% ($120K)
$599,000
Luxury property intelligence
A sourced read on Greencastle pricing, timing, and property scale. No automated valuation claim.
List price
$599,000
Price per sqft
$239/sqft
Vs. Greencastle median
Not available
Days on market
230 days
Original to current
$21K reduction
$620K original
Active inventory context
Ask for current inventory
Source: MLS Grid / Unlock MLS and Keenan Group review as of May 7, 2026.
Request Private Market AnalysisWith 20% down ($119,800) on a 30-year fixed mortgage at approximately 6.75%, the estimated monthly payment for 136 W Castlebriar Dr is around $3,987 including principal, interest, and estimated taxes. Actual payment varies by rate, down payment, insurance, and HOA fees.
At $599,000, 136 W Castlebriar Dr is in the Greencastle market where there are currently 194 active listings in 78654. The Keenan Group has completed 1 transactions in 78654 as part of 1,000+ career sales totaling $1B+ across Austin.
136 W Castlebriar Dr was built in 2022, making it 4 years old with relatively recent construction.
Answers use visible listing facts, school context, and neighborhood data available on this page. Verify time-sensitive details before making decisions.
3 events on record
Current Price
$599,000
Timeline data compiled from MLS records and public records. Information deemed reliable but not guaranteed.
Timeline merges MLS activity (when permitted) with public records. Some details may be restricted to registered VOW clients.
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