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Verified property facts
621 Sandy Mountain Dr is listed at $1,249,000 with 4 bedrooms, 2 full bathrooms, 2,080 square feet, 0.07-acre lot. This places it above the 78643 median of $495,000.
621 Sandy Mountain Dr is zoned for Llano ISD with assigned schools: Packsaddle (elementary), Llano (middle), Llano (high). School assignments should be verified directly with the district.
621 Sandy Mountain Dr is a Residential built in 1970 featuring 4 bedrooms, 2 full bathrooms, 2,080 square feet, 0.07-acre lot.
621 Sandy Mountain 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 621 Sandy Mountain Dr is $9,309. 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
Listing timeline with current price, original ask, and market time.
Lake LBJ waterfront home located in the quaint City of Sunrise Beach in the beautiful Texas Hill Country. Made for fun, family and friends, the home sleeps up to 16 and has preferred east-facing exposure. The home has open living with a beautifully remodeled kitchen including freshly painted cabinets and hardware, new Silestone countertops, large island with seating and more. The dining and living area are arranged for expansive views of open water from a wall of windows. The main level has a newly remodeled bathroom highlighted with fresh tile, new countertop, and a refinished tub plus upgraded fixtures. Two bedrooms are included on the main level, with the primary king room having access to an upper deck. The lower level has a bedroom with 3 beds, a nicely finished bath and combination bunk room and second living area. The bunk room is the fun place to be with 3 sets of twin xl bunk beds and game room space. The kids and grandkids will love it. The lower level also opens to a patio with a hot tub and lounging area. The back yard is large and has a gentle slope to the lakeside with a large dock with electric lifts for a boat and 2 personal watercraft. Beyond the dock is a wide cove for swimming and floating that flows to the open water. There is a storage building in the front yard, recently built 2 car covered carport and a new class 3 roof. This is the perfect home for someone looking for a move in ready lake home. Most furnishings and watercraft are available and negotiable.
Property Type
Residential
Year Built
1970
Lot Size
0.07 acres
$/Sq Ft
$600
Garage
6 spaces
Listed by Trammell & Associates LLC
Property Details
Features
Appliances
Flooring
Features
Construction
Lot Features
Fencing
Foundation
Patio / Porch
Parking
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% ($250K)
$1,249,000
Luxury property intelligence
A sourced read on Sunrise Beach pricing, timing, and property scale. No automated valuation claim.
List price
$1,249,000
Price per sqft
$600/sqft
Vs. Sunrise Beach median
Not available
Days on market
92 days
Original to current
No verified reduction
$1.2M original
Active inventory context
Ask for current inventory
Source: MLS Grid / Unlock MLS and Keenan Group review as of Apr 10, 2026.
Request Private Market AnalysisWith 20% down ($249,800) on a 30-year fixed mortgage at approximately 6.75%, the estimated monthly payment for 621 Sandy Mountain Dr is around $7,257 including principal, interest, and estimated taxes. Actual payment varies by rate, down payment, insurance, and HOA fees.
At $1,249,000, 621 Sandy Mountain Dr is in the Sunrise Beach market where there are currently 33 active listings in 78643.
621 Sandy Mountain Dr was built in 1970 (56 years ago). Buyers should budget for potential updates to major systems.
621 Sandy Mountain Dr includes verified waterfront access. Buyers should confirm shoreline, dock rights, and floodplain status during due diligence.
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
$1,249,000
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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