---
listing_id: BA325085716
status: Active
price: 7800000
beds: 5
baths_full: 4
baths_half: 2
sqft_living: 5736
sqft_lot: 272250
lot_acres: 6.25
year_built: 2005
property_type: Residential
property_subtype: Single Family Residence
address: "18455 Half Moon St"
city: Sonoma
state: CA
zip: 95476
county: "Sonoma County"
lat: 38.3021851
lng: -122.4345464
days_on_market: 233
hoa_fee: 
hoa_frequency: 
garage_spaces: 4
list_agent: "Matt Sevenau"
list_office: "Compass"
list_agent_phone: "(707) 934-5630"
list_agent_license: 01890164
mls_source: REBAREIS
modified: 2026-04-06
transaction_type: buy
---

Home | Sonoma County | Sonoma | 95476 | 18455 Half Moon St

18455 Half Moon St, Sonoma, CA 95476

MLS: BA325085716 | Status: Active | Price: $7,800,000
Beds/Baths: 5 / 4 /2
Property Type: Residential

Quick Facts

Beds Baths Sq Ft Acres Lot Yr Built
5 4 /2 5,736 6.25 2005

Remarks

The minute you arrive at this property you're immediately immersed in the peaceful, natural surroundings. The main house boasts spacious bedrooms with ensuite bathrooms, a tranquil primary suite, and an open living area with a four way fireplace. The kitchen features an island with a live edge walnut top, premium appliances and a walk-in pantry. A separate guest housesits above the four car garage and has a treehouse feel as you take in the gorgeous surroundings from the wraparound balcony. A rare find is the in-ground wine cellar. This space can hold an impressive collection of wine and features native rock from around the property. The outdoor entertaining areas are spectacular with an expansive stone patio overlooking the pond complete with a lighted fountain and floating islands. The gardens and landscaping are truly breathtaking with an incredible variety of plants, flowers, fruit and citrus trees and more.18455 Half Moon Street holds a sense of magic that cannot be found elsewhere.

MLS Listing Information

Field Value
MLS # BA325085716
MLS Source Bay Area Real Estate Information Services, Inc.
Days on Site 233

Features

Interior Features

Feature Details
Bathrooms Granite, Marble, Stall Shower, Tub
Kitchen Breakfast Nook, Breakfast Room, Countertop - Concrete, Pantry
Appliances Hood Over Range, Ice Maker, Oven Range - Built-In, Gas, Refrigerator, Dryer, Washer
Dining Room Formal Area, Formal Dining Room
Family Room Kitchen/Family Room Combo
Fireplace Den, Living Room, Primary Bedroom
Flooring Wood
Laundry In Laundry Room
Cooling Central Forced Air
Heating Central Forced Air

Exterior Features

Feature Details
Roof Tile
Pool Cabana, In Ground, Pool - Yes
Style Mediterranean, Spanish

Parking, School, and Other Information

Feature Details
Garage/Parking Detached, Garage: 4 Car(s)
Sewer Septic Tank
Water Well
Complex Amenities Community Security Gate

Contact Information

Listing Agent Co-Listing Agent
Matt Sevenau Maurice Tegelaar
Compass Compass
License #: 01890164 License #: 01465653
Phone: (707) 934-5630 Phone: (707) 484-8088

Property Units

# Buildings # Leased Units # Total Units
0

School Ratings

School data provided by GreatSchools.org

Nearby Schools

School Type Grades Distance Rating
Prestwood Elementary School public K-5 1.64 mi 5
Creekside High School public 9-12 1.87 mi 1
Sonoma Valley High School public 9-12 1.87 mi 7
Sassarini Elementary School public K-5 1.99 mi 3
Adele Harrison Middle School public 6-8 2.02 mi 4
El Verano Elementary School public K-5 2.77 mi 4
Flowery Elementary School public K-5 3.09 mi 5
Altimira Middle School public 6-8 3.47 mi 2

Nearby Homes

Address Price Beds Baths Sq Ft Status
20742 Denmark Ct $8,950,000 4 5/1 4,822 Active

Disclosures

©2026 Bay Area Real Estate Information Services, Inc. All rights reserved. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Information provided is for personal, non-commercial use by the viewer and may not be redistributed without explicit authorization from Bay Area Real Estate Information Services, Inc.

Presently MLSListings.com displays Active, Contingent, Pending, and Recently Sold listings. Recently Sold listings are properties which were sold within the last three years. After that period listings are no longer displayed in MLSListings.com. Pending listings are properties under contract and no longer available for sale. Contingent listings are properties where there is an accepted offer, and seller may be seeking back-up offers. Active listings are available for sale.

This listing information is up-to-date as of April 06, 2026. For the most current information, please contact Matt Sevenau, (707) 934-5630.