# Tosca Gruber, REALTOR®, Coldwell Banker Realty > Luxury and waterfront real estate and executive relocation in Austin, Texas. Licensed since 1984 (TREC #0447620). Coldwell Banker Global Luxury Specialist; ABR, CRS, GRI, CMRS, LPS. Austin Business Journal #1 selling agent 1998-2001, #1 selling team 2002; Multi-Million Dollar Producer since 1997. Direct (512) 789-5253 (789-LAKE). Office (512) 789-4663 (789-HOME). Email tgruber@cbunited.com. Office: Coldwell Banker Realty, 1250 S. Capital of Texas Hwy, Building 3, Suite 400, West Lake Hills, TX 78746. ## Areas - https://toscagruber.com/neighborhoods/west-lake-hills/ West Lake Hills and Westlake: The small incorporated city west of MoPac where Tosca has kept her office, plus the wider Westlake area the Eanes school district draws its name from. - https://toscagruber.com/neighborhoods/lake-austin/ Lake Austin waterfront: The constant-level stretch of the Colorado River between Mansfield Dam and Tom Miller Dam, and the waterfront market Tosca has worked since the 1980s. - https://toscagruber.com/neighborhoods/rob-roy/ Rob Roy: The gated Rob Roy neighborhoods off Loop 360 and Bee Cave Road, on the hills above Lake Austin and Barton Creek. - https://toscagruber.com/neighborhoods/davenport-ranch/ Davenport Ranch: The neighborhood built around Austin Country Club at Loop 360 and Westlake Drive, with the Pennybacker Bridge at its back door. - https://toscagruber.com/neighborhoods/barton-creek/ Barton Creek and Lost Creek: The resort-and-fairway neighborhoods southwest of Westlake, on the hills above the Barton Creek Greenbelt. - https://toscagruber.com/neighborhoods/downtown-austin/ Downtown and Central West Austin: High-rise living on Congress and Lady Bird Lake, and the old-Austin neighborhoods just west of it that her Coldwell Banker profile lists: Tarrytown, Old Enfield, Old West Austin and Clarksville. - https://toscagruber.com/neighborhoods/lake-travis/ Lake Travis, Lakeway and Bee Cave: The Hill Country lake west of town, its gated waterfront enclaves, and the Lakeway and Bee Cave communities along RR 620 and Highway 71. ## Sold, listed by Tosca (from her MLS sold feed; prices not published there) - 4 Humboldt Lane, Rob Roy, Austin 78746: 5 bed, 7 bath, 7,110 sq ft - 709 Furlong Drive, Rob Roy on the Creek, Austin 78746: 5 bed, 8 bath, 9,275 sq ft - 4311 Churchill Downs Drive, Davenport Ranch, Austin 78746: 5 bed, 7 bath, 8,341 sq ft - 1502 Rockcliff Road, Lake Austin waterfront, Austin 78746: 6 bed, 7 bath, 6,940 sq ft - 4501 Mantle Drive, Westview on Lake Austin, Austin 78746: 5 bed, 7 bath, 10,345 sq ft - 204 Bella Vista Cove, Costa Bella, Lake Travis, Austin 78734: 6 bed, 8 bath ## Reviews (checked 2026-09-14) - Google 4.7 stars, 12 reviews: https://g.page/CallTosca - Yelp 5.0 stars, 6 reviews: https://www.yelp.com/biz/tosca-gruber-coldwell-banker-realty-austin - Quoted with attribution at https://toscagruber.com/reviews/ ## Pages - https://toscagruber.com/about/ Story, timeline, credentials, team, community - https://toscagruber.com/services/ Luxury and waterfront, buying, selling, executive relocation - https://toscagruber.com/portfolio/ Six sold estates + 42 of her own marketing pieces, photo credits - https://toscagruber.com/reviews/ Ratings, quotes, social feeds - https://toscagruber.com/videos/ Her listing video, Coldwell Banker Global Luxury, area footage - https://toscagruber.com/contact/ Phone, email, map, compliance - https://toscagruber.com/faq/ and https://toscagruber.com/sources/ - https://toscagruber.com/insights/lake-austin-or-lake-travis/ Lake Austin or Lake Travis? The first question waterfront buyers ask - https://toscagruber.com/insights/executive-relocation-to-austin/ Executive relocation to Austin: what a CMRS-certified agent actually does - https://toscagruber.com/insights/preparing-a-westlake-listing/ Preparing a Westlake home for market: how a luxury listing gets sold ## Live listings (not copied here) - https://calltosca.com/listings/my-active-listings and https://calltosca.com/listings/my-sold-listings - https://www.coldwellbankerhomes.com/tx/austin/agent/tosca-gruber/aid_93830/ ## Machine-readable - https://toscagruber.com/api/agent.json, https://toscagruber.com/api/areas.json, https://toscagruber.com/api/reviews.json, https://toscagruber.com/api/faq.json, https://toscagruber.com/openapi.json, https://toscagruber.com/.well-known/mcp-server-card.json, https://toscagruber.com/.well-known/ai-plugin.json - https://toscagruber.com/AGENTS.md, https://toscagruber.com/llms-full.txt, every page has a Markdown twin at index.md ## Compliance - TREC IABS: https://drive.google.com/file/d/1BROmWOkOG_ysL-pBbiHylvSRIo0K4mRe/view (brokerage copy) and https://www.trec.texas.gov/forms/information-about-brokerage-services-sales - TREC Consumer Protection Notice: https://www.trec.texas.gov/forms/consumer-protection-notice - Equal Housing Opportunity. REALTOR® is a registered mark of the National Association of REALTORS®.