4435 County Road 123, Round Rock


6 Beds
7 Baths
9,225 Sqft
41¼ Acres
4 Garages

PRIVATE Hidden Gem is located in the heart of Williamson County.

One-of-a-kind compound, nestled on over 41+ gorgeous acres along historic Brushy Creek, this magnificent compound is built for gathering and entertaining! Drive through the gated entrance and over a private bridge to access this multigenerational property. At 6,827 SF, the spacious main estate is a custom-built executive home that was designed to capture the scenery and expansive views of the beautiful property accented with over 100 mature pecan trees, a guest house, and a sparkling gated pool/BBQ grill area. The primary bedroom has two separate bathrooms with individual walk-in showers AND individual closets. The kitchen will impress with its high-end kitchen aid appliances and large island/breakfast bar. The kitchen and breakfast bar opens to a beautiful sunroom that is perfect for entertaining and gatherings. Overlooking the backyard and the pool oasis. A perfectly placed butler’s pantry sits between the kitchen, dining room, and living room. The upstairs game room is handsomely detailed with custom stained glass, intricate flooring, window seats, and a bar fit for an Irish pub. Throughout the home, you will find thoughtful architecture, intricate crown molding, built-in shelving, 2 fireplaces, and handcrafted features with exotic materials such as; a burl wood staircase, Jerusalem tile, and cedar lined closet.

HUGE BONUS-A 2,398 SF three bedroom, two bath guest house stuns with beautiful wooden floors, custom built-in shelving, and detailed wooden finishes. The kitchen boasts a room-length island and a gorgeous baby blue vintage-style oven. One of two cozy bedrooms on the main level has four built-in bunk beds that younger guests will want to explore. Upstairs offers a spacious bedroom with a walk-in closet and luxurious bathroom. Enjoy the unique office space overlooking the downstairs family room.

Essential Information
MLS® #1005073
Full Baths6
Half Baths1
Square Footage9,225
Year Built1985
Sub-TypeSingle Family Residence
Community Information
Address4435 County Road 123
SubdivisionRobert McNutt Surv Abs #422
CityRound Rock
Zip Code78664
FeaturesSee Remarks
Garage Spaces4
GaragesGarage Door Opener
Has PoolYes

Cable Available, Electricity Connected, High Speed Internet Available, Propane


Circular Driveway, Driveway, Detached, Electric Gate, Garage, Garage Door Opener, Gated, Oversized, Private, RV Access/Parking, Garage Faces Side, See Remarks, Workshop in Garage


Panoramic, Creek/Stream, Trees/Woods

InteriorSee Remarks, Tile
# of Fireplaces2
FireplacesLiving Room
# of Stories2

Built-In Gas Oven, Built-In Gas Range, Built-In Refrigerator, Convection Oven, Dryer, Dishwasher, Electric Water Heater, Built-In Freezer, Disposal, Ice Maker, Microwave, Self Cleaning Oven, Stainless Steel Appliance(s), Water Softener, Trash Compactor, Vented Exhaust Fan, Water Purifier


Central, Fireplace(s), See Remarks

RoofAsphalt, Concrete, See Remarks
FoundationSee Remarks
Exterior Features

Barbecue, Covered Courtyard, Exterior Steps, Gas Grill, Outdoor Grill, Private Entrance, See Remarks, Fire Pit

Lot Description

Many Trees, Sprinklers Automatic, See Remarks, Trees Large Size, Views


Brick, Masonry, Natural Building, Concrete, See Remarks

School Information
DistrictHutto ISD
Additional Information
Date ListedJanuary 22nd, 2023
Days on Market13

Get directions to this property:

Property Listed by: eXp Realty, LLC

The information being provided is 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.

Based on information from the Austin Board of REALTORS® (alternatively, from ACTRIS) from February 4th, 2023 at 9:00am CST. Neither the Board nor ACTRIS guarantees or is in any way responsible for its accuracy. The Austin Board of REALTORS®, ACTRIS and their affiliates provide the MLS and all content therein "AS IS" and without any warranty, express or implied. Data maintained by the Board or ACTRIS may not reflect all real estate activity in the market.

All information provided is deemed reliable but is not guaranteed and should be independently verified.