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Keenan Group#1 Austin Board of Realtors Team 2024

$4,500,000

6Beds
7.2Baths
9,406Sq Ft
2.49 acresLot

3575 Lost Creek Blvd, Austin, TX 78735

Barton Creek·MLS# 4300619·Built 2001·1 day on market

6 bed, 7 bath, 9,406 sqft on 2.49 acres in Barton Creek. Austin, TX 78735. $4,500,000. Austin ISD.

About This Home

Mansion Plus Guest House - Just completed $350,000 Master Suite renovation. Everything you would expect from a 2.5 acre, 9,500 square foot Barton Creek Estate home, plus…. features you won’t find anywhere else. Wow features at every turn. Exceptional styling and craftsmanship including a to-die-for master suite and over the top luxury closet with a place to highlight your most treasured possessions plus a secret room to safeguard your favorite items (see the video for the full demo), a great room designed with style while focused on fun, over a dozen exotic granites, wall sized handmade glass mosaic mural, imported Spanish marble and travertines, huge hand-painted wine “living room”, monster-size home theater, multiple home office configurations, dedicated detached resort-style designed guest house with separate entrance and parking, swim-up pool bar with pool-side TV, and even a huge private meditation pond, stream, and pergola. The list goes on and on. The home can be configured for multiple bedroom suites, and/or offices, living rooms, games rooms, spas or gyms, etc. (Property may be larger than TCAD estimates - Buyer to verify all information independently) Available fully furnished for an additional price.

Property Type
Residential
Year Built
2001
Lot Size
2.49 acres
Price / Sq Ft
$478
HOA
$480/quarter
Garage
3 spaces
Pool
Yes

Listing information last updated October 19, 2026.

Listed by Hippie Hollow Realty

MLS# 4300619 • Active

IDX inquiries: Keenan Group at Compass · (512) 415-7653

Highlights

Private pool and outdoor entertaining setup
3-car garage with additional parking capacity
Generous 2.49-acre lot
Two Primary Baths
Two Primary Suties
Bookcases

Facts & Features

Interior

Features

  • Two Primary Baths
  • Two Primary Suties
  • Bar
  • Bidet
  • Bookcases
  • Ceiling Fan(s)
  • Ceiling-High
  • Granite Counters
  • Kitchen Island
  • Multiple Dining Areas
  • Multiple Living Areas
  • Open Floorplan
  • Primary Bedroom on Main
  • Recessed Lighting
  • Walk-In Closet(s)

Appliances

  • Built-In Freezer
  • Built-In Gas Range
  • Built-In Oven(s)
  • Built-In Refrigerator
  • Cooktop
  • Dishwasher
  • Disposal
  • Dryer
  • Exhaust Fan
  • Free-Standing Freezer
  • Gas Cooktop
  • Ice Maker
  • Microwave
  • Double Oven
  • Plumbed For Ice Maker
  • Stainless Steel Appliance(s)
  • Tankless Water Heater
  • Warming Drawer

Flooring

  • Carpet
  • Marble
  • Stone
  • Tile
  • Wood
Heating
Central,Natural Gas
Cooling
Ceiling Fan(s),Central Air,Multi Units
Fireplaces
4
Exterior & Lot

Features

  • Balcony
  • Barbecue
  • Gas Grill
  • Rain Gutters
  • Outdoor Grill

Construction

  • Stucco

Lot Features

  • Back Yard
  • Front Yard
  • Gentle Sloping
  • Landscaped
  • Level
  • Private Maintained Road
  • Rock Outcropping
  • Sprinkler - Automatic
  • Sprinklers In Rear
  • Sprinklers In Front
  • Sprinkler - Partial

Fencing

  • Back Yard
  • Fenced
  • Gate
  • Wrought Iron

Foundation

  • Slab

Patio / Porch

  • Covered
  • Rear Porch
  • Side Porch
  • Wrap Around
Roof
Membrane,Mixed,Spanish Tile
Lot Size
2.49 Acres

Parking

  • Additional Parking
  • Attached
  • Circular Driveway
  • Door-Single
  • Driveway
  • Enclosed
  • Garage
  • Garage Door Opener
  • Garage Faces Side
  • Guest
Garage Spaces
3
Pool
Yes
Financial
HOA Fee
$480 / quarter
Original List Price
$4,500,000
Price per Sq Ft
$478
Utilities
  • Cable Connected
  • Electricity Connected
  • High Speed Internet
  • Natural Gas Connected
  • Phone Available
  • Sewer Connected
  • Water Connected
Water Source
MUD
Sewer
Septic Tank

Transaction History

2 records on file

Every recorded listing, sale, and lease at 3575 Lost Creek BLVD, whoever represented it.

  1. ActiveListed 2026
    Current price: $4,500,000Original list: $4,500,000MLS 4300619
    1. Listed · October 19, 2026$4,500,000
  2. ExpiredListed 2023
    Current price: $5,400,000Original list: $5,400,000MLS 7061260

Prices shown are list prices. Closed sale prices are available to registered clients in accordance with ACTRIS rules.

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Price & Listing History

Listed with current price, original ask, and market time.

View Timeline
Current list
$4,500,000
Original list
$4,500,000
Price movement
No verified reduction
Listed / DOM
Oct 19, 2026 · 1 day

Tax Record

Public record data from county appraisal records. Market value can differ from assessed value.

Assessed Value
$3,707,614
Assessment Year
2025
Year Built
2001
Parcel ID
000000437639
$4.8M
$2.6M
$2,598,200
2022
$4,450,651
+71.3% from prev
2023
$4,754,947
+6.8% from prev
2024
$3,707,614
-22.0% from prev
2025
YearTaxesTotal AssessmentLandAdditions
2025-22.0%
—$3,707,614——
2024+6.8%
—$4,754,947$1,399,811$2,100,189
2023+71.3%
—$4,450,651$593,750$4,161,197
2022
—$2,598,200$593,750$3,856,901
5-Year Change42.7%

Virtual Tour

Virtual tour of 3575 Lost Creek Blvd
Map showing 3575 Lost Creek BLVD
3575 Lost Creek BLVD
Directions

Zoned Schools

Austin ISD →

1 High School1 Middle School1 Elementary School

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.

Principal & interest
$24,926
HOA dues
$160

Excluded from this estimate: property taxes and home insurance. Each requires verified amount, cadence or unit, source, and as-of details.

HOA source: MLS Grid / Unlock MLS, as of 2026-10-19T16:43:05.303+00:00; normalized from quarterly dues.

20% ($900K)

Adjustable assumption - not a lending recommendation.

$4,500,000

Loan: $3.6M
Mortgage rate%
Payoff: ~2056
Rate source: Freddie Mac 30-year fixed average (PMMS via FRED), as of 2026-10-15
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Keenan Market Position

A sourced read on Barton Creek pricing, timing, and property scale. No automated valuation claim.

List price

$4,500,000

Price per sqft

$478/sqft

Vs. Neighborhood guide reference price

+58.0%

$2.8M · Barton Creek neighborhood guide · reference price

Days on market

1 day

Original to current

No verified reduction

$4.5M original

Active inventory context

17 listings

Price Position in Barton Creek

Neighborhood guide reference price $2.8MThis home $4.5M

Listed 58% above the Barton Creek neighborhood guide reference price. Barton Creek neighborhood guide · reference price.

Seller's Market - 17 active listings, 1 days on market

Source: MLS Grid / Unlock MLS and Keenan Group review as of Oct 19, 2026.

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Homes sold by Keenan Group.

Verified property facts

Frequently Asked Questions

How much is 3575 Lost Creek Blvd?

3575 Lost Creek Blvd is listed at $4,500,000 with 6 bedrooms, 7 full, 2 half bathrooms, 9,406 square feet, 2.49-acre lot. This places it above the ZIP 78735 single-family closed-sale median price of $860,000 (ZIP 78735 geography · single-family closed sales · median sale price · trailing 12 months as of Oct 19, 2026).

What school district is 3575 Lost Creek Blvd in?

3575 Lost Creek Blvd is zoned for Austin ISD with assigned schools: Oak Hill (elementary), O Henry (middle), Austin (high). School assignments should be verified directly with the district.

What are the property details for 3575 Lost Creek Blvd?

3575 Lost Creek Blvd is a Residential built in 2001 featuring 6 bedrooms, 7 full, 2 half bathrooms, 9,406 square feet, 2.49-acre lot.

What is the price per square foot at 3575 Lost Creek Blvd?

3575 Lost Creek Blvd is priced at $478 per square foot across 9,406 sqft. The Barton Creek neighborhood guide reference price is $2,847,500 (Barton Creek neighborhood guide · reference price).

What are the property taxes for 3575 Lost Creek Blvd?

The most recent annual property tax for 3575 Lost Creek Blvd is $73,984. 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.

How should a buyer estimate the monthly payment for 3575 Lost Creek Blvd?

This page does not assume a mortgage rate or publish a monthly payment for 3575 Lost Creek Blvd. A property-specific estimate requires a current lender rate, chosen down payment, taxes, insurance, and any verified association dues.

How does 3575 Lost Creek Blvd compare with other homes in Barton Creek?

As of Oct 19, 2026, 3575 Lost Creek Blvd is offered at $4,500,000. The current MLS snapshot shows 32 active listings in 78735. Keenan Group has completed 12 verified transactions in 78735 within its 1,000+ completed transactions and $1B+ career volume across Austin. See Keenan Group's Barton Creek guide for current neighborhood analysis.

What is the community structure at 3575 Lost Creek Blvd?

The MLS listing reports HOA or association dues of $480 quarterly for 3575 Lost Creek Blvd. It does not establish included amenities, services, rules, reserves, or current assessments; verify those items in current association documents.

Answers use visible listing facts, school context, and neighborhood data available on this page. Verify time-sensitive details before making decisions.

What should buyers know about Barton Creek?

Barton Creek is one of Austin's established neighborhoods, zoned for Austin ISD in the 78735 area. The Keenan Group has specialized in Barton Creek real estate for 25+ years with 1,000+ career transactions. Contact (512) 415-7653 for current market conditions and available homes.

  • Barton Creek area specialists
  • Austin ISD zoning
  • #1 Austin Board of Realtors Team 2024
  • 25+ years Austin luxury real estate

Source: Keenan Group at Compass Real Estate, #1 Austin Board of Realtors Team (2024)

Why Choose the #1 Austin Board Team for Barton Creek

#1 ABoR Team 20241,000+ Career SalesCompass Luxury Collection Specialist

#1 Austin Board of Realtors Team. 1,000+ homes sold and $1B+ in career sales over 25+ years in Austin.

25+ years advising buyers and sellers in this community

Unlock MLSMLS GRID

Listing courtesy of Unlock MLS as distributed by MLS GRID. Information deemed reliable but not guaranteed. Neither the listing broker nor Compass RE Texas, LLC shall be responsible for any typographical errors, misinformation, or misprints.

IDX information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed by MLS GRID. Use of MLS GRID data may be subject to an end user license agreement prescribed by the applicable MLS, as amended from time to time.

Based on information submitted to MLS GRID as of 10/19/2026, 11:43:05 AM. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

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Last updated: 10/19/2026, 11:43:05 AM

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