Single Family for Sale: 11445 Casa Nella Montagna, Marthasville, MO 63357

4 beds
3 full, 2 half baths
3,000 sqft
$899,000
$899,000
11445 Casa Nella Montagna, Marthasville, MO 63357
4 beds
3 full, 2 half baths
3,000 sqft
$899,000
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Price:
$899,000
$26,000 - 06/24/2026
Est. payment: Skip to Mortgage Calculator

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Type Single Family
Style 1 Story
Beds 4
Baths 3 full, 2 half baths
Total Living Area 5,100 sqft
Square Footage 3,000 sqft
Garage Spaces 3
Lot Size 3.00 acres
Year Built 2003
Taxes Paid $5,047
City Marthasville
County Warren
School District Washington
Subdivision None
MLS 26034066
Status Active
DOM 39 days
NOW OFFERED AT A NEW PRICE! This stunning custom-built ranch sits on 3 private, wooded acres and lives like a secluded retreat. Extensive landscaping and uninterrupted views surround the home, creating unmatched serenity and beauty from the moment you arrive. *Inside, over 5,100 sq. ft. of refined living space features a soaring great room with hardwood floors, dramatic masonry fireplace, large windows that frame the landscape, and skylights fill the home with soft, natural light. The beautiful wood domed ceiling and wall of windows create a picture-perfect dining experience, with nature providing the backdrop. The gourmet kitchen includes Wolf appliances featuring a sub-zero refrigerator, gas cooktop and double ovens. Spacious walk-in pantry, sleek countertops and butterfly breakfast bar complete the kitchen area. Wake each morning to the serene views from the main floor primary bedroom that is both generously sized and offers a cozy reading alcove. Spa-like bath and expansive closet space complete the suite. Two additional bedrooms, a full bath, guest 1/2 bath, laundry room and utility room with additional half bath complete the main level. *A covered patio expands the main-level living outdoors, ideal for relaxing, outdoor dining or hosting while overlooking the lush gardens. *The finished lower level extends your living and entertaining options with a spacious family room, a 2nd cozy fireplace, recreation area, stone bar, media/exercise area, full bath and 4th bedroom—plus bonus space perfect for a wine cellar/hunting closet/safe room. Walk out to the stone patios and enjoy quiet evenings surrounded by nature. Flagstone steps lead down to the 30x50 fenced vegetable garden- awaiting plantings of your choice. *Additional highlights include a 3-car oversized side-entry garage with workspace, dual geothermal heating and cooling systems and irrigation system. * Private, tranquil, and beautifully designed—this is more than a residence-it's a destination. Tucked away in the heart of wine country and only 15–20 minutes from I-70, it offers the perfect balance of feeling worlds apart while still being easily accessible. Make this quiet haven your home today!

Room Features

Basement Description Daylight, Exterior Entry, Egress Window, Sleeping Area, Sump Pump, Storage Space, Bathroom, Walk-Out Access, Partially Finished, Full

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Lot & Building Features

Appliances Propane Water Heater, Humidifier, Wall Oven, Double Oven, Gas Cooktop, Gas Water Heater, Stainless Steel Appliance(s), Disposal, Refrigerator, Microwave, Dishwasher
Architecture Ranch, Traditional
Construction Fiber Cement, Stone, Brick
Cooling Geothermal, Dual, Ceiling Fan(s), Electric, Central Air
Heating Geothermal, Electric
Interior Decor Central Vacuum, Coffered Ceiling(s), Cathedral Ceiling(s), Chandelier, Bar, Special Millwork, Workshop/Hobby Area, Bookcases, Walk-In Pantry, Soaking Tub, High Speed Internet, Solid Surface Countertop(s), Recessed Lighting, Separate Shower, Storage, Vaulted Ceiling(s), High Ceilings, Breakfast Room, Breakfast Bar, Double Vanity, Custom Cabinetry, Entrance Foyer, Separate Dining, Open Floorplan, Walk-In Closet(s), Ceiling Fan(s)
Parking Description Workshop in Garage, Garage Faces Side, Additional Parking, Driveway, Garage Door Opener, Attached
Sewer Shared Septic, Septic Tank
Tax Year 2025
Taxes Paid $5,047
Water Well
Windows And Doors Palladian Window(s), Skylight(s), Wood Frames, Bay Window(s), Insulated Windows
Fireplaces 2

Community and Schools

Elementary School Augusta Elem.
Junior High School Washington Middle
Senior High School Washington High

Price History of 11445 Casa Nella Montagna, Marthasville, MO

Date Name Price Difference
06/24/2026 Price Adjustment $899,000 2.81%
06/05/2026 Listing Price $925,000 N/A
*Information provided by REWS for your reference only. The accuracy of this information cannot be verified and is not guaranteed.

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Map of 11445 Casa Nella Montagna, Marthasville, MO

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Inquire About This Property

Photo of Kelly Gaebe
Direct: 636-583-5900
Office
210 Hwy 50 West
Union, MO 63084
636-583-5900
Listed by Dolan, Realtors, Terri Kile
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11445 Casa Nella Montagna (MLS #26034066) is a 1 story single family home located in Marthasville, MO. This single family home is 3,000 sqft and on a lot of 130,680 sqft (or 3.00 acres) with 4 bedrooms and 5 baths. This property was listed on 06/01/2026 and has been priced for sale at $899,000.

Nearby zip codes are 63090, 63332, 63348, 63383 and 63390. This property neighbors other cities such as Innsbrook, Lake Sherwood, Warrenton, Washington and Wright City.

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Listing information courtesy of: Dolan Realtors

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