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ActiveMLS #4874773

419 Matern CT, Horseshoe Bay TX 78657

Horseshoe Bay, TX 78657 · Matern Island

Single Family Residence for sale in Matern Island

9Bedrooms
9 full / 2 halfBathrooms
9,778Square Ft
0.70Acres
2Garage
2000Year Built
1 / 40
$11,500,000

Overview

Property Description

Experience extraordinary waterfront living on Lake LBJ in the prestigious Matern Island community of Horseshoe Bay. This remarkable open-water estate offers nearly 10,000 square feet of thoughtfully designed living space, with stunning lake views from every room. Designed for both grand-scale entertaining and comfortable everyday living, the home features expansive gathering areas, a dedicated game room, and a private workout room. With an exceptional layout that offers room for family, guests, and entertaining, this property embraces the ultimate Lake LBJ lifestyle. Boasting over 300 feet of open-water frontage and ideally situated at the end of a beautiful street, this extraordinary estate offers an impressive waterfront setting, expansive lake views, and a rare opportunity to own a substantial lakefront home in one of Horseshoe Bay's premier communities.

Financial Info
Price
$11,500,000
$ / Sqft
$1176
HOA
Yes - Mandatory / $3,375 / Annually
HOA Name
Matern Court
HOA Includes
Landscaping, Security
Tax Rate
1.32%
Est. Taxes
$91,000
Tax Year
2026
Exemptions
None
Legal Info
Address
419 Matern CT
County
Llano
City
Horseshoe Bay
State
TX
Zip
78657
Subdivision
Matern Island
Legal Description
MATERN ISLAND HORSESHOE BAY LT 18-A
Parcel
8493
Interior Features
Floor
Carpet, Tile, Wood
Num Living
4
Dining
1
Kitchen
Breakfast Bar, Eat-in Kitchen, Kitchen Island, Pantry
Appliances
Built-In Gas Range, Built-In Oven(s), Built-In Refrigerator, Dishwasher, Disposal, Dryer, Freezer, Gas Range, Microwave, Oven, Double Oven, Plumbed For Ice Maker, Refrigerator, Washer, Gas Water Heater
Laundry
In Hall, Laundry Room, Lower Level, Multiple Locations, Upper Level
Master Bed
2 Primary Baths, Walk-In Closet(s)
Master Main
Yes
Fireplaces
1
Fireplace Description
Family Room
Interior Features
2 Primary Baths, 2 Primary Suites, Bar, Bookcases, Breakfast Bar, Built-in Features, Ceiling Fan(s), High Ceilings, Electric Dryer Hookup, Eat-in Kitchen, Entrance Foyer, Kitchen Island, Multiple Dining Areas, Multiple Living Areas, Open Floorplan, Pantry, Sound System, Storage, Study/Home Office, Walk-In Closet(s), Washer Hookup, Wet Bar, Fire Alarm, Security Fence, Security System, Insulated Windows
General Info
Beds
9 Total / 2 Main Level / 7 Other Level
Full / Half Baths
9 / 2
Prop Type
Residential
Property Type
Single Family Residence
Stories
2
Year Built
2000 / Resale
Square Feet
9,778 / Public Records
Garages
2
Garage Desc
Additional Parking, Attached, Driveway, Electric Gate, Garage
Foundation
Slab
Roof
Tile
Construction
Stucco
Acres
0.70
Lot Description
Landscaped, Level, Private Maintained Road, Sprinkler - Automatic, Sprinkler - In-ground, Trees-Large (Over 40 Ft)
Restrictions
Building Size, Building Style, City Restrictions, Zoning
Flood Plain
Partial
View
Lake, Panoramic
Water Access
Yes
Waterfront
Yes
Area
LL
Utility Info
Water
Public
Sewer
Public Sewer
Utilities
Electricity Connected, Sewer Connected, Underground Utilities, Water Connected
Heat
Central, Fireplace(s)
A C
Ceiling Fan(s), Central Air
Exterior Features
Fence
Full, Gate, Wrought Iron
Exterior Features
Boat Dock - Private, Boat Lift, Gas Grill, Gutters Full, Outdoor Grill, Private Entrance, Private Yard, Restricted Access, Covered, Patio, Porch, Rear Porch, Side Porch
Pool On Property
Yes
Area Amenities
See Remarks

Price history

Days on market
$11,500,000
List price
0
Price reductions
Active
Since Oct 25, 2026
Property history1 event
DateEventPriceChange
Oct 25, 2026New Listing

Taxes

Tax data isn’t available for this property’s county yet.

Schools

School Info
District
Llano ISD
Elementary
Llano
Middle
Llano
High
Llano

Maps

Financing

Your preferences

  • 20% down
  • Conv/Jumbo
  • 30 years
  • 6.50% rate

Saved on this device

List price $11,500,000
Down payment
Stays 20% if you change the price
Note rate, not APR
From this listing’s tax record
*Estimated only (1% of price / yr)

Estimated monthly payment

$75,316 / mo

20% down · 6.50% interest · 30-year fixed

Estimated monthly payment $75,316

Principal & interest
$58,150
Property taxes
$7,583
Homeowners insurance
$9,583

*PITI only

These figures are estimates for general information only — not a loan offer, a quote, or a guarantee of financing terms.

Principal, interest and balance for each year
YearStarting balancePrincipal paidInterest paidEnding balancePrincipal vs interest
1$9,200,000$102,831$594,972$9,097,169
2$9,097,169$109,718$588,086$8,987,452
3$8,987,452$117,065$580,738$8,870,386
4$8,870,386$124,906$572,898$8,745,481
5$8,745,481$133,271$564,532$8,612,210
6$8,612,210$142,196$555,607$8,470,014
7$8,470,014$151,719$546,084$8,318,295
8$8,318,295$161,880$535,923$8,156,414
9$8,156,414$172,722$525,081$7,983,693
10$7,983,693$184,289$513,514$7,799,404
  • Year 1$9,097,169
    Principal paid
    $102,831
    Interest paid
    $594,972
    Starting balance
    $9,200,000
  • Year 2$8,987,452
    Principal paid
    $109,718
    Interest paid
    $588,086
    Starting balance
    $9,097,169
  • Year 3$8,870,386
    Principal paid
    $117,065
    Interest paid
    $580,738
    Starting balance
    $8,987,452
  • Year 4$8,745,481
    Principal paid
    $124,906
    Interest paid
    $572,898
    Starting balance
    $8,870,386
  • Year 5$8,612,210
    Principal paid
    $133,271
    Interest paid
    $564,532
    Starting balance
    $8,745,481
  • Year 6$8,470,014
    Principal paid
    $142,196
    Interest paid
    $555,607
    Starting balance
    $8,612,210
  • Year 7$8,318,295
    Principal paid
    $151,719
    Interest paid
    $546,084
    Starting balance
    $8,470,014
  • Year 8$8,156,414
    Principal paid
    $161,880
    Interest paid
    $535,923
    Starting balance
    $8,318,295
  • Year 9$7,983,693
    Principal paid
    $172,722
    Interest paid
    $525,081
    Starting balance
    $8,156,414
  • Year 10$7,799,404
    Principal paid
    $184,289
    Interest paid
    $513,514
    Starting balance
    $7,983,693
First 10 of 30 years

Nearby

Courtesy of Horseshoe Bay ONE Realty · (830) 282-3389

Listings courtesy of ACTRIS as distributed by MLS GRID.