400 Marsanne Ct

• Thu Feb 19, 11:00 am - 2:00 pm

  Stunning Monterosso estate offering 4,241 sqft of expansive living space with 6 bedrooms + loft and 4.5 baths, ideally situated on a private corner court lot. The thoughtfully designed floor plan includes a full bedroom and bath on the main level, along with a formal dining room featuring French doors that open to a covered courtyard complete with a fireplace and mounted TV—creating an inviting outdoor living space. A well-appointed butler’s pantry provides additional storage and prep space, seamlessly connecting to the granite kitchen with a large center island and high-end stainless steel appliances. The luxurious primary suite showcases a spacious bedroom with a private retreat, built-in desk with custom cabinetry, dual vanities, soaking tub, walk-in shower, and two oversized closets. Upstairs features Jack-and-Jill bedrooms, a spacious loft, an additional two bedrooms with an adjacent full bath, and a convenient laundry room. Enjoy seamless indoor-outdoor living.

• Sat Feb 21, 1:30 pm - 4:00 pm

  Stunning Monterosso estate offering 4,241 sqft of expansive living space with 6 bedrooms + loft and 4.5 baths, ideally situated on a private corner court lot. The thoughtfully designed floor plan includes a full bedroom and bath on the main level, along with a formal dining room featuring French doors that open to a covered courtyard complete with a fireplace and mounted TV—creating an inviting outdoor living space. A well-appointed butler’s pantry provides additional storage and prep space, seamlessly connecting to the granite kitchen with a large center island and high-end stainless steel appliances. The luxurious primary suite showcases a spacious bedroom with a private retreat, built-in desk with custom cabinetry, dual vanities, soaking tub, walk-in shower, and two oversized closets. Upstairs features Jack-and-Jill bedrooms, a spacious loft, an additional two bedrooms with an adjacent full bath, and a convenient laundry room. Enjoy seamless indoor-outdoor living.

• Sun Feb 22, 1:30 pm - 4:00 pm

  Stunning Monterosso estate offering 4,241 sqft of expansive living space with 6 bedrooms + loft and 4.5 baths, ideally situated on a private corner court lot. The thoughtfully designed floor plan includes a full bedroom and bath on the main level, along with a formal dining room featuring French doors that open to a covered courtyard complete with a fireplace and mounted TV—creating an inviting outdoor living space. A well-appointed butler’s pantry provides additional storage and prep space, seamlessly connecting to the granite kitchen with a large center island and high-end stainless steel appliances. The luxurious primary suite showcases a spacious bedroom with a private retreat, built-in desk with custom cabinetry, dual vanities, soaking tub, walk-in shower, and two oversized closets. Upstairs features Jack-and-Jill bedrooms, a spacious loft, an additional two bedrooms with an adjacent full bath, and a convenient laundry room. Enjoy seamless indoor-outdoor living.

Stunning Monterosso estate offering 4,241 sqft of expansive living space with 6 bedrooms + loft and 4.5 baths, ideally situated on a private corner court lot. The thoughtfully designed floor plan includes a full bedroom and bath on the main level, along with a formal dining room featuring French doors that open to a covered courtyard complete with a fireplace and mounted TV—creating an inviting outdoor living space. A well-appointed butler’s pantry provides additional storage and prep space, seamlessly connecting to the granite kitchen with a large center island and high-end stainless steel appliances. The luxurious primary suite showcases a spacious bedroom with a private retreat, built-in desk with custom cabinetry, dual vanities, soaking tub, walk-in shower, and two oversized closets. Upstairs features Jack-and-Jill bedrooms, a spacious loft, an additional two bedrooms with an adjacent full bath, and a convenient laundry room. Enjoy seamless indoor-outdoor living with a built-in outdoor kitchen, tandem 3-car garage, owned solar, and access to excellent schools.

Current Status

New

Original Price

$2,698,000

List Price

$2,698,000

On Market Date

Feb 14, 2026

Property Type

Detached

D/N/S

Monterosso

Zip Code

94506

MLS ID

41124088

APN

2066300159

Year Built

2007

Stories in Building

2

Possession

Negotiable

Data Source

MAXEBRDI

Origin MLS System

CONTRA COSTA

Bed

6

Bath

4.5 (4/1)

Parking

3

Attached, Tandem, Garage Door Opener

SQ FT

4,241

SQ FT Source

Public Records

Lot SQ FT

7,543.0

Lot Acres

0.17 Acres

Pool Info

None

Kitchen

Dishwasher, Double Oven, Gas Range, Microwave, Refrigerator, Breakfast Nook, Stone Counters, Eat-in Kitchen, Disposal, Gas Range/Cooktop, Kitchen Island, Pantry

Cooling

Ceiling Fan(s), Central Air

Disclosures

Other - Call/See Agent

Entry Level

Exterior Details

Back Yard, Dog Run, Front Yard, Garden/Play

Flooring

Tile, Carpet

Foundation

Fire Place

Family Room, Gas, Living Room, Master Bedroom, Two-Way

Heating

Zoned

Laundry

Laundry Room

Main Level

1 Bedroom, 1.5 Baths, Main Entry

Possession

Negotiable

Architectural Style

Traditional

Construction Status

Existing

Additional Miscellaneous Features

Back Yard, Dog Run, Front Yard, Garden/Play

Location

Corner Lot, Court, Level

Roof

Tile

Water and Sewer

Public

Fee

$40

MLS and other Information regarding properties for sale as shown in Theo have been obtained from various sources such as sellers, public records, agents and other third parties. This information may relate to the condition of the property, permitted or unpermitted uses, zoning, square footage, lot size/acreage or other matters affecting value or desirability. Unless otherwise indicated in writing, neither brokers, agents nor Theo have verified, or will verify, such information. If any such information is important to buyer in determining whether to buy, the price to pay or intended use of the property, buyer is urged to conduct their own investigation with qualified professionals, satisfy themselves with respect to that information, and to rely solely on the results of that investigation.

School data provided by GreatSchools. School service boundaries are intended to be used as reference only. To verify enrollment eligibility for a property, contact the school directly.