OFF MARKET

Off Market Nov 2008 for $1.5M

$2,770,908

Est. refi paymentEst. refi $8,230/mo

•

5,447

sq ft

705 Castle Rock Rd, Walnut Creek, CA 94598

About this home

Single-familyProperty Type

1989Year Built

2.36 acresLot Size

$509Est. Price/Sq.Ft.

3 car garageParking

Listed by Debra Smith •DRE #01372278 • Coldwell Banker

Listed by Leslie Mills •DRE #00798045 • Coldwell Banker

Bought with Ruth Ann Davidson •DRE #00595870 • RE/MAX Accord

Redfin checked: a few seconds ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #40284634

Redfin Estimate

$2,770,908

$1.3M since sold in November 2008$125K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 5.2% lower than the average sale price ($2.92M) of 6 comparable homes.

SOLD AUG 11, 2026
$3,000,000
A
6 beds5 baths6,916 sq ft
2050 Shell Ridge Trl, Walnut Creek, CA 94598
SOLD JUL 15, 2026
$3,500,000
B
4 beds3.5 baths3,800 sq ft
39 Comistas Ct, Walnut Creek, CA 94598
SOLD JUN 26, 2026
$3,405,000
C
4 beds3.5 baths5,309 sq ft
295 Pine Creek Rd, Walnut Creek, CA 94598
SOLD JUN 18, 2026
$2,500,000
D
4 beds3.5 baths4,256 sq ft
165 Pine Creek Rd, Walnut Creek, CA 94598
SOLD APR 30, 2026
$2,325,000
E
5 beds3.5 baths3,389 sq ft
2737 Harland Ct, Walnut Creek, CA 94598
SOLD APR 20, 2026
$2,800,000
F
5 beds3.5 baths3,895 sq ft
2648 Comistas Dr, Walnut Creek, CA 94598

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Earn from this home

Sell

$1,964,435

Est. take-home

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Refinance

Est. cash available

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Rent

$8,383/mo

Redfin rental estimate

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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

101.5%

0.0% MoM

Median sale price

$1.5M

$43K MoM

Avg. days on market

16d

1 days MoM

Recently sold homes

2 MoM

New listings for sale

OPEN THU, 4PM TO 7PM
$1,349,995
4 beds2 baths1,807 sq ft
2737 San Antonio Dr, Walnut Creek, CA 94598
OPEN TODAY, 11AM TO 1PM
$1,499,000
3 beds2 baths1,928 sq ft
945 Natchez Dr, Walnut Creek, CA 94598
OPEN TODAY, 11AM TO 1PM
$1,599,000
4 beds3 baths1,970 sq ft
169 Venado Corte, Walnut Creek, CA 94598
OPEN TODAY, 10:30AM TO 1PM
$1,499,999
5 beds2 baths2,018 sq ft
2330 Gill Port Ln, Walnut Creek, CA 94598
OPEN SAT, 1PM TO 4PM
$879,000
2 beds2 baths1,402 sq ft
509 Tampico, Walnut Creek, CA 94598
EARLY ACCESS
$1,250,000
3 beds3 baths2,069 sq ft
1652 Siskiyou Dr, Walnut Creek, CA 94598
$1,999,000
3 beds2 baths1,855 sq ft
1069 Homestead Ave, Walnut Creek, CA 94598
EARLY ACCESS
$2,199,999
4 beds3 baths3,043 sq ft
3318 Cottingham Ct, Walnut Creek, CA 94598
COMING SOON
$725,000
3 beds2 baths1,364 sq ft
1959 Olmo Way, Walnut Creek, CA 94598
COMING SOON
$1,448,000
4 beds5 baths2,958 sq ft
1299 Sheppard Ct, Walnut Creek, CA 94598
See all

Provided by Redfin

Sale history for 705 Castle Rock Rd

Date

Event

Price

bridgeMLS, Bay East AOR, or Contra Costa AOR #40284634

Nov 25, 2008

Sold

$1,500,000

$275/sq ft

Oct 25, 2008

Listing Removed

—

Oct 8, 2008

Price Changed

$1,749,000

$321/sq ft

Aug 18, 2008

Price Changed

$1,895,000

$348/sq ft

Jun 5, 2008

Price Changed

$1,999,999

$367/sq ft

Apr 30, 2008

Relisted

—

Mar 11, 2008

Listing Removed

—

Jan 16, 2008

Price Changed

$2,300,000

$422/sq ft

Jul 20, 2007

Listed

$2,499,000

$459/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #11048780

Jul 17, 2000

Sold

$1,600,000

$294/sq ft

Jun 16, 2000

Listing Removed

—

Apr 17, 2000

Listed

$1,699,000

$312/sq ft

Public Records

Sep 22, 1988

Sold

$250,000

$46/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$22,215 (+2.7%)

$1,050,812 + $919,457

$1,970,269

2024

$21,634 (+1.6%)

$1,030,208 + $901,429

$1,931,637

2023

$21,300 (+0.9%)

$1,010,008 + $883,754

$1,893,762

2022

$21,114 (+2.2%)

$990,204 + $866,426

$1,856,630

2021

$20,659 (+0.7%)

$970,789 + $849,438

$1,820,227

2020

$20,516 (+1.2%)

$951,754 + $832,783

$1,784,537

2019

$20,278 (+3.7%)

$941,995 + $824,244

$1,766,239

2018

$19,553 (+3.2%)

$923,525 + $808,083

$1,731,608

2017

$18,953 (+2.3%)

$887,664 + $776,705

$1,664,369

2016

$18,534 (+0.5%)

$887,664 + $776,705

$1,664,369

2015

$18,441 (+1.1%)

$870,259 + $761,476

$1,631,735

2014

$18,233 (+2.5%)

$840,396 + $735,346

$1,575,742

2013

$17,797 (+1.9%)

$840,396 + $735,346

$1,575,742

2012

$17,465 (+16.2%)

$836,598 + $732,023

$1,568,621

2011

$15,030 (−9.7%)

$820,195 + $717,670

$1,537,865

2010

$16,646 (+0.3%)

$716,000 + $626,500

$1,342,500

2009

$16,588 (−13.6%)

$798,104 + $698,341

$1,496,445

2008

$19,202

$800,000 + $700,000

$1,500,000

Tax history for 705 Castle Rock Rd

Year

Property tax

Land + Additions

Assessment*

2025

$22,215 (+2.7%)

$1,050,812 + $919,457

$1,970,269

2024

$21,634 (+1.6%)

$1,030,208 + $901,429

$1,931,637

2023

$21,300 (+0.9%)

$1,010,008 + $883,754

$1,893,762

2022

$21,114 (+2.2%)

$990,204 + $866,426

$1,856,630

2021

$20,659 (+0.7%)

$970,789 + $849,438

$1,820,227

2020

$20,516 (+1.2%)

$951,754 + $832,783

$1,784,537

2019

$20,278 (+3.7%)

$941,995 + $824,244

$1,766,239

2018

$19,553 (+3.2%)

$923,525 + $808,083

$1,731,608

2017

$18,953 (+2.3%)

$887,664 + $776,705

$1,664,369

2016

$18,534 (+0.5%)

$887,664 + $776,705

$1,664,369

2015

$18,441 (+1.1%)

$870,259 + $761,476

$1,631,735

2014

$18,233 (+2.5%)

$840,396 + $735,346

$1,575,742

2013

$17,797 (+1.9%)

$840,396 + $735,346

$1,575,742

2012

$17,465 (+16.2%)

$836,598 + $732,023

$1,568,621

2011

$15,030 (−9.7%)

$820,195 + $717,670

$1,537,865

2010

$16,646 (+0.3%)

$716,000 + $626,500

$1,342,500

2009

$16,588 (−13.6%)

$798,104 + $698,341

$1,496,445

2008

$19,202

$800,000 + $700,000

$1,500,000

*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

2.36 Acres

Year renovated

1991

Sq. Ft.

5,447

Year built

1989

Style

Single Family Residential

County

Contra Costa County

APN

1392900112

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 13, 2026.

Feb 8, 2013 • Final

Building - residential solar photovoltaic

Install a roof mounted solar system with modules on a residential building.

Electrical

Solar

Jan 16, 2013 • Final

Building - residential solar photovoltaic

Install a ground-mounted solar system with solar modules.

Electrical

Solar

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, Guest, Garage Door Opener

Interior

Virtual Tour

Bathroom Information
# of Bathrooms Total: 6
# of Bathrooms Full: 5
# of Bathrooms Partial: 1
Other Bathrooms Included Features: Shower Over Tub, Solid Surface, Tile
Primary Bathroom Included Features: Bidet, Stall Shower, Tile, Tub with Jets

Interior Features
Interior Features: Bonus/Plus Room, Den, Dining Area, Family Room, In-Law Floorplan, Kitchen/Family Combo, Office, Workshop, Breakfast Bar, Stone Counters, Pantry, Wet Bar, Central Vacuum
Appliances: Dishwasher, Double Oven, Disposal, Gas Range, Microwave, Oven, Refrigerator, Self Cleaning Oven, Trash Compactor, Gas Water Heater
Laundry Features: Gas Dryer Hookup
Upper Level Features: 2 Bedrooms, 2 Baths, Primary Bedrm Suite - 1, Laundry Facility
Street Level Features: 2 Bedrooms, 1.5 Baths, Main Entry
Window Features: Double Pane Windows, Window Coverings
Fireplaces Total: 3
Has Fireplace
Flooring: Hardwood, Tile, Carpet

Room Information
Kitchen Features: Breakfast Bar,Counter - Stone,Dishwasher,Double Oven,Garbage Disposal,Gas Range/Cooktop,Microwave,Oven Built-in,Pantry,Refrigerator,Self-Cleaning Oven,Trash Compactor,Wet Bar
Rooms Total: 13
Fireplace Features: Family Room, Living Room

Exterior

Building Information
Construction Materials: Stucco
Building Area Total: 5,447
Foundation Details: Raised

Exterior Features
Patio And Porch Features: Deck, Patio
Exterior Features: Back Yard, Dog Run, Garden/Play, Sprinklers Automatic, Terraced Down

Mobile Home Information
Model: Custom

Pool Information
Pool Features: Gunite, In Ground, Solar Heat, Spa
Has Private Pool
Has Spa

Property Information
Living Area: 5447
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1989

Lot Information
Lot Size Square Feet: 102801
Lot Size Area: 2.36
Lot Size Units: Acres
Lot Size Acres: 2.36
Lot Features: Sloped Down, Irregular Lot, Premium Lot
Zoning: R-65

Utilities

Utility Information
Water Source: Public
Sewer: Public Sewer

Heating & Cooling
Has Heating
Heating: Zoned
Cooling: Ceiling Fan(s), Zoned

Location

School Information
High School District: Mount Diablo (925) 682-8000

Public facts

Beds: 6
Baths: 5.0
Sq. Ft.: 5,447
Stories: 2.0
Lot Size: 2.36 acres
Style: Single Family Residential
Year Built: 1989
Year Renovated: 1991
County: Contra Costa County
APN: 1392900112

Home facts updated by county records on Jul 13, 2026

Around this home

Schools

Walnut Acres Elementary School

Public K-5 • Assigned • 1.4mi

8/10

Foothill Middle School

Public 6-8 • Assigned • 1.4mi

9/10

Northgate High School

Public 9-12 • Assigned • 0.4mi

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

5/10 Fire Factor

7% chance of being in a wildfire in next 30 years

3/10 Heat Factor

7 days above 95° expected this year, 14 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

$2.63M – $3.19M

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Home values near 705 Castle Rock Rd

Data from public records.

Address	Redfin Estimate
715 Castle Rock Road, Walnut Creek, CA 4 Beds \| 3.5 Baths \| 5070 Sq. Ft.	$2,949,068
750 Castle Rock Road, Walnut Creek, CA 3 Beds \| 2 Baths \| 1790 Sq. Ft.	$1,570,844

Address	Redfin Estimate
638 Castle Rock Road, Walnut Creek, CA 4 Beds \| 4 Baths \| 4033 Sq. Ft.	$2,956,002
825 Castle Rock Road, Walnut Creek, CA 4 Beds \| 3 Baths \| 4207 Sq. Ft.	$2,560,441

Address	Redfin Estimate
650 Castle Rock Road, Walnut Creek, CA 4 Beds \| 3 Baths \| 3253 Sq. Ft.	$2,149,876
685 Castle Rock Road, Walnut Creek, CA 6 Beds \| 3.5 Baths \| 3534 Sq. Ft.	$2,757,620

Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2007. This data may not match . Learn more.

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