Off market apr 2022 for $7.1M

$5,979,475

Est. refi paymentEst. refi $47,908/mo

•

3,860

sq ft

1525 N Castle Rd, Sonoma, CA 95476

About this home

Magical + rare describes this highly desirable North Castle location. Situated on an acre of prime real estate, this meticulously designed compound is comprised of a 3bd, 2.5ba main house, guest house with 1bd and 1 full bath, detached workout room/office, expansive grounds, swimming pool, hot tub, gardens, fruit trees, table grapes, firepit, chicken coop and ample area for animals, tennis or whatever your heart desires. The main house was taken down to the foundation in 2015 while the guest house was remodeled in 2021. Standout features include wide-plank oak flooring t/o, custom kitchen cabinetry, Calacatta marble island with wet bar/wine fridge, Wolf/SubZero appliances, walk-in pantry, 2 fireplaces, spa-like master bath with soaking tub, indoor/outdoor shower + a temp-controlled wine room. 2-car garage with plenty of on-site + off-site parking. Flat, usable acreage in an elegant yet relaxed park-like setting where interior and exterior living is seamless. Sq.ft. includes guest unit.

Single-familyProperty Type

2014Year Built

1 acresLot Size

$1,549Est. Price/Sq.Ft.

2 garage spacesParking

Listed by Gina Clyde •DRE #01829116 • Sotheby's International Realty

•707-529-8504 (agent)

•regina.clyde@sothebyshomes.com (agent)

Listed by Charles Lamp •DRE #00858966 • Sotheby's International Realty

•707-935-2288 (agent)

•charles.lamp@sothebys.realty (agent)

Bought with Erin Davis •DRE #01096782 • Compass

Redfin checked: a minute ago

•Source:BAREIS #322035300

Redfin Estimate

$5,979,475

$1.2M since sold in April 2022$80K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 94.6% higher than the average sale price ($3.07M) of 6 comparable homes.

SOLD MAY 14, 2026
$3,300,000
A
4 beds3.5 baths3,164 sq ft
1830 E Napa St, Sonoma, CA 95476
SOLD JUL 21, 2026
$3,690,000
B
4 beds3 baths3,791 sq ft
664 2nd St E, Sonoma, CA 95476
SOLD OCT 2, 2026
$5,900,000
C
3 beds5 baths4,814 sq ft
540 Denmark St, Sonoma, CA 95476
SOLD JUN 22, 2026
$2,100,000
D
4 beds3 baths3,150 sq ft
363 Saunders Dr, Sonoma, CA 95476
SOLD SEP 18, 2026
$1,850,000
E
4 beds3 baths2,553 sq ft
901 Donner Ave, Sonoma, CA 95476
SOLD AUG 3, 2026
$1,595,000
F
4 beds4 baths2,663 sq ft
1150 Brockman Ln, Sonoma, CA 95476

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$430,553

Est. take-home

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Est. cash available

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Rent

$4,695/mo

Redfin rental estimate

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Market trends in 95476, CA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

99.1%

+1.6% MoM

Median sale price

$920K

$68K MoM

Avg. days on market

56d

5 days MoM

Recently sold homes

120

2 MoM

New listings for sale

NEW 20 HRS AGO
$269,900
2 beds2 baths1,440 sq ft
56 Guadalajara Dr #56, Sonoma, CA 95476
EARLY ACCESS
$12,900,000
4 beds6 baths7,322 sq ft
17900 Norrbom Rd, Sonoma, CA 95476
$150,000
2 beds1 bath1,040 sq ft
307 Janero Pl, Sonoma, CA 95476
OPEN TODAY, 2PM TO 4PM
$1,328,000
3 beds2 baths1,316 sq ft
2904 Dale Ave, Sonoma, CA 95476
$1,795,000
1 bed1 bath1,836 sq ft
17980 7th St E, Sonoma, CA 95476
$905,000
3 beds2.5 baths1,659 sq ft
19071 Hickory St, Sonoma, CA 95476
OPEN TODAY, 1PM TO 3PM
$239,000
2 beds2 baths1,440 sq ft
80 Guaymas Dr, Sonoma, CA 95476
OPEN TODAY, 1PM TO 3PM
$575,000
2 beds2 baths1,378 sq ft
153 Temelec Cir, Sonoma, CA 95476
$815,000
3 beds2.5 baths1,615 sq ft
141 Theodor Ln, Sonoma, CA 95476
OPEN TODAY, 1PM TO 3PM
$539,000
2 beds1.5 baths1,190 sq ft
155 La Mancha Dr, Sonoma, CA 95476
See all

Provided by Redfin

Sale history for 1525 N Castle Rd

Year

Property tax

Land + Additions

Assessment*

2025

$85,884 (+1.8%)

$3,030,809 + $4,708,579

$7,739,388

2024

$84,348 (+1.9%)

$2,971,382 + $4,616,254

$7,587,636

2023

$82,752 (+325.2%)

$2,913,120 + $4,525,740

$7,438,860

2022

$19,461 (+1.8%)

$2,856,000 + $4,437,000

$7,293,000

2021

$19,120

$784,729 + $889,651

$1,674,380

2020

$19,114 (+2.5%)

$769,343 + $872,207

$1,641,550

2019

$18,642 (+2.0%)

$761,455 + $863,264

$1,624,719

2018

$18,270 (+1.6%)

$746,525 + $846,338

$1,592,863

2017

$17,979 (+5.5%)

$717,538 + $813,475

$1,531,013

2016

$17,040 (+49.9%)

$703,469 + $797,525

$1,500,994

2015

$11,370 (−16.6%)

$703,469 + $797,525

$1,500,994

2014

$13,627 (+0.9%)

$679,330 + $533,012

$1,212,342

2013

$13,499 (+1.6%)

$679,330 + $533,012

$1,212,342

2012

$13,282 (+2.4%)

$676,260 + $530,604

$1,206,864

2011

$12,965 (+3.9%)

$663,000 + $520,200

$1,183,200

2010

$12,477 (+0.9%)

$650,000 + $510,000

$1,160,000

2009

$12,367 (+2.7%)

$658,086 + $457,797

$1,115,883

2007

$12,036

$646,716 + $449,888

$1,096,604

Tax history for 1525 N Castle Rd

Year

Property tax

Land + Additions

Assessment*

2025

$85,884 (+1.8%)

$3,030,809 + $4,708,579

$7,739,388

2024

$84,348 (+1.9%)

$2,971,382 + $4,616,254

$7,587,636

2023

$82,752 (+325.2%)

$2,913,120 + $4,525,740

$7,438,860

2022

$19,461 (+1.8%)

$2,856,000 + $4,437,000

$7,293,000

2021

$19,120

$784,729 + $889,651

$1,674,380

2020

$19,114 (+2.5%)

$769,343 + $872,207

$1,641,550

2019

$18,642 (+2.0%)

$761,455 + $863,264

$1,624,719

2018

$18,270 (+1.6%)

$746,525 + $846,338

$1,592,863

2017

$17,979 (+5.5%)

$717,538 + $813,475

$1,531,013

2016

$17,040 (+49.9%)

$703,469 + $797,525

$1,500,994

2015

$11,370 (−16.6%)

$703,469 + $797,525

$1,500,994

2014

$13,627 (+0.9%)

$679,330 + $533,012

$1,212,342

2013

$13,499 (+1.6%)

$679,330 + $533,012

$1,212,342

2012

$13,282 (+2.4%)

$676,260 + $530,604

$1,206,864

2011

$12,965 (+3.9%)

$663,000 + $520,200

$1,183,200

2010

$12,477 (+0.9%)

$650,000 + $510,000

$1,160,000

2009

$12,367 (+2.7%)

$658,086 + $457,797

$1,115,883

2007

$12,036

$646,716 + $449,888

$1,096,604

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

Public record

Public record
Zoning
Permits

Beds

Baths

2.5

Stories

Lot width

—

Lot depth

—

Lot size

1 Acre

Year renovated

2015

Sq. Ft.

3,348

Year built

2014

Style

Single Family Residential

County

Sonoma County

APN

127111009000

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Aug 13, 2026.

RR B6 2

VOH

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 30, 2022 • Final

Building permit with plan check

Install a backup generator for a single-family home.

Generator

Feb 11, 2021 • Final

Building permit with plan check

Construct an addition to a guest house and add storage space.

Addition

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

Parking

Parking & Garage Information
Parking Total: 8
Parking Features: Attached, Enclosed, Garage Facing Front, Interior Access, Side-by-Side, Unassigned
Garage Spaces: 2

Interior

Bathroom Information
# of Bathrooms (Total): 4
# of Bathrooms (Full): 3
# of Bathrooms (Partial): 1
Master Bathroom Features: Double Sinks, Outside Access, Shower Stall(s), Soaking Tub, Tile
Other Bathroom Features: Double Sinks, Shower Stall(s), Tile, Window

Bedroom Information
# of Bedrooms (Total): 4
Master Bedroom Features: Ground Floor, Outside Access, Walk-In Closet

Heating & Cooling
Cooling: Ceiling Fan(s), Central, MultiUnits, MultiZone
Heating: Central, Fireplace(s), Gas

Interior Features
Appliances: Built-In Refrigerator, Dishwasher, Disposal, Free Standing Gas Range, Hood Over Range, Microwave, Wine Refrigerator
Fireplaces Total: 2
Fireplace Features: Living Room
Flooring: Simulated Wood, Wood
Interior Features: Wet Bar
Laundry Features: Cabinets, Dryer Included, Inside Area, Inside Room, Sink, Washer Included
# of Stories: 2

Room Information
Room Types: Converted Garage, Den, Great Room, Guest Quarters, Kitchen, Office, Temp Controlled Room, Wine Storage Area
Kitchen Features: Pantry Closet, Stone Counter
Living Room Features: Great Room, Open Beam Ceiling
Main Level: Bedroom(s), Dining Room, Full Bath(s), Garage, Kitchen, Living Room, Partial Bath(s)
Upper Level: Bedroom(s), Family Room, Full Bath(s), Loft, Retreat

Exterior

Exterior Features
Patio And Porch Features: Uncovered Patio
Allows Horses: No
Exterior Features: Fire Pit
Roof: Composition, Shingle

Pool Information
Pool Features: Built-In, Pool Cover
Has Private Pool: Yes
Has Spa: Yes
Spa Features: Spa/Hot Tub Personal

Property Information
ADU 2nd Unit: Yes
Property Condition: Updated/Remodeled
Property Type: Residential
Property Sub Type: Single Family Residence

Lot Information
Lot Size Square Feet: 43,560
Lot Size Acres: 1
Lot Size Source: Not Verified
Lot Features: Corner, Garden, Landscape Misc, Private

Utilities

Utilities Information
Utilities: Internet Available, Natural Gas Connected
Sewer: Septic System

Location

HOA Information
Association YN: No

Community Information
Senior Community: No

Public facts

Beds: 4
Baths: 2.5
Sq. Ft.: 3,348
Stories: 2.0
Lot Size: 1 acres
Style: Single Family Residential
Year Built: 2014
Year Renovated: 2015
County: Sonoma County
APN: 127111009000

Home facts updated by county records on Aug 13, 2026

Around this home

Schools

Prestwood Elementary School

Public K-5 • Assigned • 1.5mi

5/10

Adele Harrison Middle School

Public 6-8 • Assigned • 1.8mi

4/10

Sonoma Valley High School

Public 9-12 • Assigned • 1.7mi

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

$5.68M – $6.88M

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New listings for sale in 95476

NEW 20 HRS AGO

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OPEN TODAY, 2PM TO 4PM

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OPEN TODAY, 1PM TO 3PM

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Home values near 1525 N Castle Rd

Data from public records.

Address	Redfin Estimate
1535 N Castle Road, Sonoma, CA 2 Beds \| 1 Baths \| 1344 Sq. Ft.	$1,277,245
1531 N Castle Road, Sonoma, CA 3 Beds \| 3 Baths \| 2257 Sq. Ft.	$1,770,805

Address	Redfin Estimate
1450 N Castle Road, Sonoma, CA 2 Beds \| 1 Baths \| 2170 Sq. Ft.	$1,585,274
1290 Castle Road, Sonoma, CA 3 Beds \| 3.5 Baths \| 3041 Sq. Ft.	$3,634,787

Address	Redfin Estimate
1582 N Castle Road, Sonoma, CA 3 Beds \| 2 Baths \| 2206 Sq. Ft.	$3,381,108
1385 N Castle Road, Sonoma, CA 4 Beds \| 2 Baths \| 1890 Sq. Ft.	$2,103,290

Property information provided by BAREIS when last listed in 2022. This data may not match . Learn more.

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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 1525 N Castle Rd

Tax history for 1525 N Castle Rd

Public record

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 1525 N Castle Rd

More real estate resources