OFF MARKET

Off Market Oct 2019 for $1.5M

$2,284,001

Est. refi paymentEst. refi $10,874/mo

•

2,369

sq ft

888 Castle Rock Rd, Walnut Creek, CA 94598

About this home

Upscale country living home nestled in the heart of Northgate's equestrian community. This 1.1 acre estate is feature-packed with craftsmanship and amenities only found in the highest quality of homes. Open concept living room, dining room and kitchen with vaulted ceilings waiting to entertain your large gatherings of friends/family. Spectacular Mt. Diablo views from within and outside on the expansive rear patio quintessential for dining, relaxation while soaking up the sun, and stargazing at night. Rare unincorporated A-2 zoning makes this parcel horse and farm animal friendly with plenty of space for your rural lifestyle in beautiful natural surroundings. The charming carriage house is a perfect space for home arts and crafts, an office, or workshop. And the unique "cave" is ideal for wine storage. Close to top rated K-12 schools, Castle Rock Park and Shell Ridge. You won't find a better opportunity to realize your country dreams by proudly calling this fabulous property your own!

Single-familyProperty Type

1975Year Built

1.09 acresLot Size

$964Est. Price/Sq.Ft.

3 car garageParking

Listed by Richard Hoag •DRE #01487192 • Premier Realty Associates

Bought with Jason Phuong Pham •DRE #01882266 • Intero Real Estate Services

Redfin checked: 3 minutes ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #40876121

Redfin Estimate

$2,284,001

$734K since sold in October 2019$43K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 31.9% higher than the average sale price ($1.73M) of 6 comparable homes.

SOLD MAR 26, 2026
$1,900,000
A
4 beds2.5 baths2,665 sq ft
726 Buckingham Ct, Walnut Creek, CA 94598
SOLD JUL 14, 2026
$1,672,500
B
4 beds2.5 baths2,296 sq ft
801 Cheyenne Dr, Walnut Creek, CA 94598
SOLD JUN 26, 2026
$1,710,000
C
4 beds2.5 baths2,429 sq ft
106 Mandala Ct, Walnut Creek, CA 94596
SOLD AUG 25, 2026
$1,760,000
D
4 beds2.5 baths2,127 sq ft
2871 Bowling Green Dr, Walnut Creek, CA 94598
SOLD JUN 11, 2026
$1,600,000
E
4 beds3 baths2,366 sq ft
1433 Walnut Ave, Walnut Creek, CA 94598
SOLD MAY 26, 2026
$1,750,000
F
4 beds3 baths2,366 sq ft
2866 Bowling Green Dr, Walnut Creek, CA 94598

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Earn from this home

Refinance

Est. cash available

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Market trends in 94598, CA

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

100.6%

0.8% MoM

Median sale price

$1.4M

$101K MoM

Avg. days on market

18d

2 days MoM

Recently sold homes

15 MoM

New listings for sale

OPEN TODAY, 2PM TO 4PM
$899,000
2 beds2.5 baths1,752 sq ft
1931 Stratton Cir, Walnut Creek, CA 94598
COMING SOON
$340,000
1 bed1 bath660 sq ft
1441 Marchbanks Dr #2, Walnut Creek, CA 94598
OPEN TODAY, 1PM TO 3PM
$325,000
1 bed1 bath677 sq ft
100 Kinross Dr #30, Walnut Creek, CA 94598
OPEN TODAY, 1PM TO 4PM
$1,285,000
3 beds2 baths1,242 sq ft
418 Marshall Dr, Walnut Creek, CA 94598
OPEN TODAY, 1PM TO 4PM
$1,895,000
4 beds2.5 baths2,412 sq ft
2548 Casa Grande Ct, Walnut Creek, CA 94598
OPEN TODAY, 1:30PM TO 4PM
$1,649,000
5 beds3 baths2,606 sq ft
1465 Cortez Ct, Walnut Creek, CA 94598
$325,000
1 bed1 bath665 sq ft
1447 Marchbanks Dr #1, Walnut Creek, CA 94598
OPEN TODAY, 12PM TO 2PM
$1,499,900
4 beds2 baths1,890 sq ft
3002 Deerpark Dr, Walnut Creek, CA 94598
OPEN TODAY, 1PM TO 4PM
$2,379,000
4 beds4 baths2,939 sq ft
101 La Bolsa Rd, Walnut Creek, CA 94598
$1,675,000
4 beds2 baths1,930 sq ft
608 Banyan Ln, Walnut Creek, CA 94598
See all

Provided by Redfin

Redfin agents who toured

Unique property in a remote part of Walnut Creek. Great view, acreage, and planty of open space. The "man cave" under the home appears to be an actual bomb shelter.
10 years ago• May not reflect the current state of the home
Cody Speer
Redfin Associate agent

Sale history for 888 Castle Rock Rd

Date

Event

Price

bridgeMLS, Bay East AOR, or Contra Costa AOR #40876121

Oct 15, 2019

Sold

$1,550,000

$654/sq ft

Sep 11, 2019

Pending

—

Jul 27, 2019

Listed

$1,699,000

$717/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #40870173

Jul 19, 2019

Listing Removed

—

Jun 28, 2019

Relisted

—

Jun 27, 2019

Listing Removed

—

Jun 14, 2019

Listed

SDMLS #190032670

Jul 22, 2019

Listing Removed

—

Jun 13, 2019

Listed

$1,849,000

$780/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #40774855

Oct 2, 2017

Sold

$1,170,000

$494/sq ft

Aug 28, 2017

Pending

—

Aug 24, 2017

Price Changed

$1,199,000

$506/sq ft

Jun 17, 2017

Relisted

—

May 2, 2017

Pending

—

Mar 27, 2017

Listed

$1,225,000

$517/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #40747973

Nov 13, 2016

Listing Removed

—

Nov 12, 2016

Relisted

—

Nov 10, 2016

Pending

—

Oct 24, 2016

Relisted

—

Oct 9, 2016

Pending

—

Sep 16, 2016

Price Changed

Jul 21, 2016

Price Changed

Jul 7, 2016

Listed

bridgeMLS, Bay East AOR, or Contra Costa AOR #11131218

May 20, 2002

Sold

$770,000

$325/sq ft

Mar 22, 2002

Listing Removed

—

Mar 11, 2002

Listed

$795,000

$336/sq ft

Public Records

Mar 4, 1994

Sold

$310,000

$131/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$18,784 (+2.3%)

$1,195,833 + $533,217

$1,729,050

2024

$18,367 (+1.5%)

$1,172,386 + $522,762

$1,695,148

2023

$18,098 (+0.9%)

$1,149,399 + $512,512

$1,661,911

2022

$17,942 (+2.1%)

$1,126,862 + $502,463

$1,629,325

2021

$17,569 (+0.4%)

$1,104,767 + $492,611

$1,597,378

2020

$17,498 (+28.0%)

$1,083,105 + $482,952

$1,566,057

2019

$13,670 (+3.6%)

$1,072,000 + $478,000

$1,550,000

2018

$13,191 (+19.1%)

$732,360 + $461,040

$1,193,400

2017

$11,073 (+2.2%)

$655,537 + $341,487

$997,024

2016

$10,833 (+0.3%)

$655,537 + $341,487

$997,024

2015

$10,797 (+1.0%)

$642,684 + $334,792

$977,476

2014

$10,691 (+2.3%)

$620,631 + $323,305

$943,936

2013

$10,452 (+1.7%)

$620,631 + $323,305

$943,936

2012

$10,273 (+3.6%)

$617,827 + $321,844

$939,671

2011

$9,912 (+0.9%)

$605,713 + $315,534

$921,247

2010

$9,819 (+0.4%)

$593,837 + $309,348

$903,185

2009

$9,785 (+2.7%)

$589,399 + $307,037

$896,436

2008

$9,527

$590,800 + $307,767

$898,567

Tax history for 888 Castle Rock Rd

Year

Property tax

Land + Additions

Assessment*

2025

$18,784 (+2.3%)

$1,195,833 + $533,217

$1,729,050

2024

$18,367 (+1.5%)

$1,172,386 + $522,762

$1,695,148

2023

$18,098 (+0.9%)

$1,149,399 + $512,512

$1,661,911

2022

$17,942 (+2.1%)

$1,126,862 + $502,463

$1,629,325

2021

$17,569 (+0.4%)

$1,104,767 + $492,611

$1,597,378

2020

$17,498 (+28.0%)

$1,083,105 + $482,952

$1,566,057

2019

$13,670 (+3.6%)

$1,072,000 + $478,000

$1,550,000

2018

$13,191 (+19.1%)

$732,360 + $461,040

$1,193,400

2017

$11,073 (+2.2%)

$655,537 + $341,487

$997,024

2016

$10,833 (+0.3%)

$655,537 + $341,487

$997,024

2015

$10,797 (+1.0%)

$642,684 + $334,792

$977,476

2014

$10,691 (+2.3%)

$620,631 + $323,305

$943,936

2013

$10,452 (+1.7%)

$620,631 + $323,305

$943,936

2012

$10,273 (+3.6%)

$617,827 + $321,844

$939,671

2011

$9,912 (+0.9%)

$605,713 + $315,534

$921,247

2010

$9,819 (+0.4%)

$593,837 + $309,348

$903,185

2009

$9,785 (+2.7%)

$589,399 + $307,037

$896,436

2008

$9,527

$590,800 + $307,767

$898,567

*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
Permits

Beds

—

Baths

—

Stories

Lot width

—

Lot depth

—

Lot size

1.09 Acres

Year renovated

1995

Sq. Ft.

2,369

Year built

1962

Style

Vacant Land

County

Contra Costa County

APN

1382400032

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 13, 2026.

Aug 12, 2021 • Final

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Battery

Electrical

Ev charger

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 Information
Has Attached Garage
Garage Spaces: 3
Covered Spaces: 3
Parking Features: Attached, Int Access From Garage, Off Street, Garage Door Opener

Interior

Virtual Tour

Bathroom Information
# of Bathrooms Total: 3
# of Bathrooms Full: 2
# of Bathrooms Partial: 1
Other Bathrooms Included Features: Shower Over Tub, Tub with Jets, Updated Baths
Primary Bathroom Included Features: Solid Surface, Stall Shower, Tile, Updated Baths

Interior Features
Interior Features: Bonus/Plus Room, Kitchen/Family Combo, Stone Counters, Kitchen Island, Pantry, Updated Kitchen, Smart Home, Smart Thermostat
Appliances: Dishwasher, Double Oven, Electric Range, Disposal, Plumbed For Ice Maker, Oven, Gas Water Heater
Laundry Features: Dryer, Laundry Room, Washer
Street Level Features: 4 Bedrooms, 2.5 Baths, Primary Bedrm Suite - 1
Window Features: Window Coverings
Fireplaces Total: 1
Has Fireplace
Flooring: Engineered Wood

Room Information
Kitchen Features: 220 Volt Outlet,Counter - Stone,Dishwasher,Double Oven,Electric Range/Cooktop,Garbage Disposal,Ice Maker Hookup,Island,Oven Built-in,Pantry,Updated Kitchen
Rooms Total: 12
Fireplace Features: Living Room, Stone, Wood Burning

Exterior

Building Information
Construction Materials: Stucco
Building Area Total: 2,369
Foundation Details: Slab

Exterior Features
Patio And Porch Features: Deck, Patio
Exterior Features: Back Yard, Front Yard, Side Yard, Sprinklers Automatic, Sprinklers Front, Sprinklers Side, Storage
Fencing: Fenced
Roof: Shingle

Mobile Home Information
Skirt: Brick

Property Information
Living Area: 2369
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1975

Lot Information
Other Structures: Shed(s)
Lot Size Square Feet: 47524
Lot Size Area: 1.09
Lot Size Units: Acres
Lot Size Acres: 1.09
Lot Features: Agricultural, Horses Possible, Premium Lot
Waterfront
Waterfront Features: Creek

Utilities

Green Features Information
Green Energy Generation: Solar

Utility Information
Water Source: Private, Public
Electric: Photovoltaics Seller Owned, 220 Volts in Kitchen
Sewer: Public Sewer

Heating & Cooling
Has Heating
Heating: Forced Air, Propane
Cooling: Ceiling Fan(s), Central Air

Public facts

Beds: —
Baths: —
Sq. Ft.: 2,369
Stories: 1.0
Lot Size: 1.09 acres
Style: Vacant Land
Year Built: 1962
Year Renovated: 1995
County: Contra Costa County
APN: 1382400032

Home facts updated by county records on Jul 13, 2026

Around this home

Schools

Walnut Acres Elementary School

Public K-5 • Assigned • 1.5mi

8/10

Foothill Middle School

Public 6-8 • Assigned • 1.5mi

9/10

Northgate High School

Public 9-12 • Assigned • 0.5mi

9/10

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

6/10 Fire Factor

9% 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

17 unhealthy days expected this year, 17 days in 30 years

Provided by First Street

Historical weather

Walnut Creek, CA • 94598

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 11.5 hours in June and 4.9 hours in December, placing it above the U.S. average for solar exposure.

11.5 hrs

4.9 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$2.17M – $2.63M

Sell confidently with a local market expert in Walnut Creek. 3 minutes to get started.

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Home values near 888 Castle Rock Rd

Data from public records.

Address	Redfin Estimate
980 Castle Rock Road, Walnut Creek, CA 3 Beds \| 2 Baths \| 1410 Sq. Ft.	$1,795,812
1000 Castle Rock Road, Walnut Creek, CA 3 Beds \| 1 Baths \| 1422 Sq. Ft.	$1,939,583

Address	Redfin Estimate
750 Castle Rock Road, Walnut Creek, CA 3 Beds \| 2 Baths \| 1790 Sq. Ft.	$1,510,767
1030 Castle Rock Road, Walnut Creek, CA 3 Beds \| 1.5 Baths \| 1909 Sq. Ft.	$1,627,511

Address	Redfin Estimate
825 Castle Rock Road, Walnut Creek, CA 4 Beds \| 3 Baths \| 4207 Sq. Ft.	$2,489,370
980 Castle Rock Road, Walnut Creek, CA 3 Beds \| 2 Baths \| 1410 Sq. Ft.	$211,967

Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2019. This data may not match . Learn more.

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