Google street view image for 3003 Castle Rd, Sonoma, CA 95476

OFF MARKET

$7,132,933

•

5 ba

•

7,631

sq ft

3003 Castle Rd, Sonoma, CA 95476

About this home

3003 Castle Rd is a 7,631 square foot house on a 25.02 acre lot with 3 bedrooms and 5 bathrooms. Based on Redfin's Sonoma data, we estimate the home's value is $7,132,933.

Single-familyProperty Type

2004Year Built

25.02 acresLot Size

$935Est. Price/Sq.Ft.

2 car garageParking

Source:Public Records

Redfin Estimate

$7,132,933

$890K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 54% higher than the average sale price ($4.63M) of 5 comparable homes.

SOLD DEC 30, 2025
$3,555,000
A
3 beds4.5 baths7,979 sq ft
1195 Castle Rd, Sonoma, CA 95476
SOLD JUL 1, 2026
$6,000,000
B
3 beds3.5 baths3,450 sq ft
19696 7th St E, Sonoma, CA 95476
SOLD JUL 13, 2026
$3,450,000
C
2 beds4.5 baths3,635 sq ft
1245 Castle Rd, Sonoma, CA 95476
SOLD JUL 22, 2026
$1,659,000
D
3 beds3.5 baths2,875 sq ft
1183 Pearce Dr, Sonoma, CA 95476
SOLD JUL 17, 2026
$8,500,000
E
4 beds5.5 baths4,822 sq ft
20742 Denmark Ct, Sonoma, CA 95476

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Earn from this home

Sell

$6,757,454

Est. take-home

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Rent

$5,606/mo

Redfin rental estimate

List your home for rent

Market trends in 95476, CA

Last updated August 2026

Buyer's Market

Seller's Market

Balanced market

Sale-to-List Price

97.9%

0.4% MoM

Median sale price

$1.1M

$78K MoM

Avg. days on market

48d

9 days MoM

Recently sold homes

121

0 MoM

New listings for sale

EARLY ACCESS
$149,000
2 beds1 bath600 sq ft
50 Ramon St, Sonoma, CA 95476
EARLY ACCESS
$1,350,000
4 beds3 baths2,290 sq ft
185 Cooper St, Sonoma, CA 95476
$798,000
3 beds2 baths1,565 sq ft
18343 Lucas Ave, Sonoma, CA 95476
$1,295,000
4 beds3 baths— sq ft
18350 Arnold Dr, Sonoma, CA 95476
$750,000
2 beds2 baths1,436 sq ft
483 La Quinta Ln, Sonoma, CA 95476
$1,095,000
2 beds2 baths1,100 sq ft
21355 Hyde Rd, Sonoma, CA 95476
$699,000
2 beds2 baths1,376 sq ft
177 Temelec Cir, Sonoma, CA 95476
OPEN THU, 3PM TO 5PM
$1,599,000
4 beds3 baths2,380 sq ft
405 Brockman Ln, Sonoma, CA 95476
$288,000
2 beds2 baths1,440 sq ft
25 Benicia Way, Sonoma, CA 95476
$785,000
3 beds2 baths— sq ft
191 Theodor Ln, Sonoma, CA 95476
See all

Provided by Redfin

Sale history for 3003 Castle Rd

Year

Property tax

Land + Additions

Assessment*

2021

$31,907

$235,251 + $2,529,197

$2,764,448

2020

$31,897 (+2.2%)

$235,251 + $2,529,197

$2,764,448

2019

$31,220 (+1.7%)

$232,839 + $2,503,264

$2,736,103

2018

$30,697 (+1.6%)

$228,274 + $2,454,181

$2,682,455

2017

$30,209 (+8.8%)

$219,411 + $2,358,883

$2,578,294

2015

$27,761 (+1.5%)

$215,109 + $2,312,631

$2,527,740

2014

$27,355 (+1.0%)

$207,728 + $2,233,274

$2,441,002

2013

$27,096 (+1.6%)

$207,728 + $2,233,274

$2,441,002

2012

$26,661 (+2.5%)

$206,790 + $2,223,181

$2,429,971

2011

$26,016 (+0.8%)

$202,736 + $2,179,590

$2,382,326

2010

$25,821 (+0.9%)

$198,761 + $2,136,853

$2,335,614

2009

$25,589 (+2.8%)

$197,276 + $2,120,883

$2,318,159

2007

$24,901

$193,868 + $2,084,238

$2,278,106

Tax history for 3003 Castle Rd

Year

Property tax

Land + Additions

Assessment*

2021

$31,907

$235,251 + $2,529,197

$2,764,448

2020

$31,897 (+2.2%)

$235,251 + $2,529,197

$2,764,448

2019

$31,220 (+1.7%)

$232,839 + $2,503,264

$2,736,103

2018

$30,697 (+1.6%)

$228,274 + $2,454,181

$2,682,455

2017

$30,209 (+8.8%)

$219,411 + $2,358,883

$2,578,294

2015

$27,761 (+1.5%)

$215,109 + $2,312,631

$2,527,740

2014

$27,355 (+1.0%)

$207,728 + $2,233,274

$2,441,002

2013

$27,096 (+1.6%)

$207,728 + $2,233,274

$2,441,002

2012

$26,661 (+2.5%)

$206,790 + $2,223,181

$2,429,971

2011

$26,016 (+0.8%)

$202,736 + $2,179,590

$2,382,326

2010

$25,821 (+0.9%)

$198,761 + $2,136,853

$2,335,614

2009

$25,589 (+2.8%)

$197,276 + $2,120,883

$2,318,159

2007

$24,901

$193,868 + $2,084,238

$2,278,106

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Zoning and permits

Zoning
Permits

RR B6 2

VOH

RC 100'

Rural Residential - B6 Combining District - 2 Acres Per Dwelling Unit

The RR zone preserves the rural character and amenities in areas best utilized for low-density residential development. Rural residential uses are intended to take precedence over agricultural uses. Agricultural service uses are not allowed. The adopted zoning maps shall specify the maximum permitted density, determined by gross acreage for all residential uses. Minimum front, side and rear yard requirements and the minimum parcel or lot size, if not otherwise specified, shall conform to the base district with which the B6 district is combined unless specifically approved otherwise by the planning commission.

Zone overlays

Valley Oak Habitat Combining District

Permitted uses

Include but are not limited to:

Greenhouse / nursery
Livestock production
Housing-Group
Housing-Single unit
Agriculture-Cropland

Jun 11, 2016 • Final

Building permit no plan check

Perform a tear off and reroof on a single-family home using a Class A built-up roofing system.

Roofing

Jun 11, 2016 • Final

Building permit with plan check

Grading

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Interior

Bathroom Information
# of Full Baths: 4
# of 1/2 Baths: 2

Fireplace Information
# of Fireplaces: 3
Has Fireplace

Room Information
# of Rooms: 13

Exterior

Exterior Information
Building Construction Quality: Excellent

Property Information
Living Sq. Ft: 7,631
Building Sq. Ft: 8,365
# of Stories: 2
Legal Description: MAP 574 PG 1 LOT 3

Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 734
Garage / Carport Type: Attached

Lot Information
# of Buildings: 1
Land Sq. Ft: 1,089,871
Legal Lot Number: 3
Acres: 25.02
County Use Description: RURAL RESID-1 RESID

Financial

Assessor Information
Assessment Year: 2021

Public facts

Beds: 3
Baths: 5.0
Sq. Ft.: 7,631
Stories: 2.0
Lot Size: 25.02 acres
Style: Single Family Residential
Year Built: 2004
Year Renovated: 2004
County: Sonoma County
APN: 127051092000

Home facts updated by county records on Jan 20, 2023

Around this home

Schools

Prestwood Elementary School

Public K-5 • Assigned • 1.1mi

5/10

Adele Harrison Middle School

Public 6-8 • Assigned • 1.4mi

4/10

Sonoma Valley High School

Public 9-12 • Assigned • 1.3mi

7/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

4/10 Fire Factor

2% chance of being in a wildfire in next 30 years

4/10 Heat Factor

7 days above 95° expected this year, 15 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

9/10 Air Factor

16 unhealthy days expected this year, 16 days in 30 years

Provided by First Street

Historical weather

Sonoma, CA • 95476

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 11.3 hours in June and 4.9 hours in December, placing it above the U.S. average for solar exposure.

11.3 hrs

4.9 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$6.78M – $8.20M

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New listings for sale in 95476

EARLY ACCESSSOTHEBY'S INTERNATIONAL REALTY COMING SOON

$149,000

2 beds1 bath600 sq ft

50 Ramon St, Sonoma, CA 95476

EARLY ACCESSCOMPASS COMING SOON

$1,350,000

4 beds3 baths2,290 sq ft

185 Cooper St, Sonoma, CA 95476

$798,000

3 beds2 baths1,565 sq ft

18343 Lucas Ave, Sonoma, CA 95476

$1,295,000

4 beds3 baths— sq ft

18350 Arnold Dr, Sonoma, CA 95476

$750,000

2 beds2 baths1,436 sq ft

483 La Quinta Ln, Sonoma, CA 95476

$1,095,000

2 beds2 baths1,100 sq ft

21355 Hyde Rd, Sonoma, CA 95476

$699,000

2 beds2 baths1,376 sq ft

177 Temelec Cir, Sonoma, CA 95476

OPEN THU, 3PM TO 5PM3D WALKTHROUGH

$1,599,000

4 beds3 baths2,380 sq ft

405 Brockman Ln, Sonoma, CA 95476

$288,000

2 beds2 baths1,440 sq ft

25 Benicia Way, Sonoma, CA 95476

Home values near 3003 Castle Rd

Data from public records.

Address	Redfin Estimate
1045 Castle Rd, Sonoma, CA 3 Beds \| 2.5 Baths \| 2096 Sq. Ft.	$1,614,385
1010 Castle Rd, Sonoma, CA 3 Beds \| 1.5 Baths \| 1344 Sq. Ft.	$1,290,018

Address	Redfin Estimate
1065 Castle Rd, Sonoma, CA 3 Beds \| 2.5 Baths \| 2215 Sq. Ft.	$1,388,284
1050 Castle Rd, Sonoma, CA 2 Beds \| 3 Baths \| 2688 Sq. Ft.	$2,804,215

Address	Redfin Estimate
1015 Castle Rd, Sonoma, CA 3 Beds \| 2 Baths \| 1941 Sq. Ft.	$1,690,141
19200 7th St E, Sonoma, CA 3 Beds \| 2 Baths \| 1732 Sq. Ft.	$1,450,229

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 95476, CA

Sale history for 3003 Castle Rd

Tax history for 3003 Castle Rd

Zoning and permits

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 95476

Home values near 3003 Castle Rd

More real estate resources