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Experience waterfront living on the shores of Lake LBJ, one of Texas’ rare constant level lakes. Situated on approximately .739 acres, this stunning lake house offers 3 bedrooms, 2 bathrooms, and 2,232 square feet of thoughtfully designed living space with elevated lake views that create an incredible backdrop from both inside and outside the home.
Inside, you’ll find beautiful travertine and wood flooring, soaring high ceilings, built-ins throughout, and a spacious family room anchored by a cozy fireplace. The kitchen is designed for entertaining with granite countertops, a large island, and ample cabinetry. The primary suite is a true retreat featuring a stand alone soaking tub and a massive sliding glass door that opens to breathtaking views of the pool and lake.
Step outside to enjoy the covered patio with solid wood beams, outdoor grill area, and resort style setting perfect for relaxing or hosting guests. Follow the gentle path down to the private beach area where you can sit by the water, take in the scenery, and fully enjoy the lake lifestyle. With its elevated position, stunning views, and direct access to constant level Lake LBJ, this property offers the perfect blend of luxury, comfort, and waterfront living.
Property Type
Residential
Year Built
2010
Lot Size
0.75 acres
$/Sq Ft
$856
Garage
10 spaces
Pool
Yes
Listed by Mungia Real Estate
Verified property facts
5100 W Fm 2147 RD is listed at $2,775,000 with 3 bedrooms, 3 full bathrooms, 3,241 square feet, 0.75-acre lot. This places it above the 78657 median of $1,318,000.
5100 W Fm 2147 RD 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.
5100 W Fm 2147 RD is a Residential built in 2010 featuring 3 bedrooms, 3 full bathrooms, 3,241 square feet, 0.75-acre lot.
5100 W Fm 2147 RD 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 5100 W Fm 2147 RD is $24,275. 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
Listed with current price, original ask, and market time.
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.
20% ($555K)
$2,775,000
Luxury property intelligence
A sourced read on Castle Acres pricing, timing, and property scale. No automated valuation claim.
List price
$2,775,000
Price per sqft
$856/sqft
Vs. Castle Acres median
Not available
Days on market
21 days
Original to current
No verified reduction
$2.8M original
Active inventory context
Ask for current inventory
Source: MLS Grid / Unlock MLS and Keenan Group review as of May 31, 2026.
Request Private Market AnalysisZIP-level neighborhoods, schools, lifestyle, and Austin market context
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#1 ABOR Team 2024 with $1B+ career sales volume
With 20% down ($555,000) on a 30-year fixed mortgage at approximately 6.75%, the estimated monthly payment for 5100 W Fm 2147 RD is around $16,422 including principal, interest, and estimated taxes. Actual payment varies by rate, down payment, insurance, and HOA fees.
At $2,775,000, 5100 W Fm 2147 RD is in the Castle Acres market where there are currently 146 active listings in 78657.
5100 W Fm 2147 RD includes verified waterfront access: Lake Front. Buyers should confirm shoreline, dock rights, and floodplain status during due diligence.
5100 W Fm 2147 RD sits on a 0.75-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.
1 event on record
Current Price
$2,775,000
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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