1830 Castle Hill Rd, Walnut Creek, CA 94595

Off market jan 1999 for $549K

$1,769,068

Est. refi paymentEst. refi $3,738/mo

•

sq ft

1830 Castle Hill Rd, Walnut Creek, CA 94595

About this home

Single-familyProperty Type

1.6 acresLot Size

$17,869Est. Price/Sq.Ft.

2 car garageParking

Listed by Elizabeth Barsell •DRE #01040435 • Liz A. Barsell

Bought with • UNITED CALIF. BROKERS OF LAF.

Redfin checked: 3 minutes ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #10261325

Redfin Estimate

$1,769,068

$1.2M since sold in January 1999$36K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 15.6% higher than the average sale price ($1.53M) of 6 comparable homes.

SOLD JUN 24, 2026
$1,525,000
A
3 beds2 baths1,558 sq ft
1989 Meadow Rd, Walnut Creek, CA 94595
SOLD APR 13, 2026
$1,780,000
B
3 beds2 baths1,637 sq ft
261 Montecillo Dr, Walnut Creek, CA 94595
SOLD MAR 12, 2026
$1,600,000
C
4 beds2 baths1,687 sq ft
1537 Arbutus Dr, Walnut Creek, CA 94595
SOLD JUL 30, 2026
$800,000
D
3 beds2 baths1,521 sq ft
1616 Poplar Dr, Walnut Creek, CA 94595
SOLD JUL 13, 2026
$1,825,000
E
4 beds2 baths1,891 sq ft
186 Arlene Dr, Walnut Creek, CA 94595
SOLD APR 23, 2026
$1,649,000
F
4 beds2 baths2,296 sq ft
205 Castle Hill Ranch Rd, Walnut Creek, CA 94595

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Earn from this home

Sell

$1,620,192

Est. take-home

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Refinance

Est. cash available

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Rent

$5,709/mo

Redfin rental estimate

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Market trends in 94595, CA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

99.6%

0.2% MoM

Median sale price

$658K

$55K MoM

Avg. days on market

40d

16 days MoM

Recently sold homes

154

12 MoM

New listings for sale

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1 bed1 bath842 sq ft
3081 Golden Rain Rd - Entry 24 #2, Walnut Creek, CA 94595
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1549 Oakmont Dr #4, Walnut Creek, CA 94595
OPEN SUN, 1PM TO 4PM
$1,749,000
4 beds2.5 baths2,031 sq ft
30 Autumn Trail Ln, Walnut Creek, CA 94595
COMING SOON
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2 beds2 baths1,336 sq ft
638 Terra California Dr #3, Walnut Creek, CA 94595
$218,000
1 bed1 bath601 sq ft
1860 Tice Creek Dr #1218, Walnut Creek, CA 94595
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2 beds2 baths1,406 sq ft
2520 Ptarmigan #1, Walnut Creek, CA 94595
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COMING SOON
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See all

Provided by Redfin

Sale history for 1830 Castle Hill Rd

Date

Event

Price

bridgeMLS, Bay East AOR, or Contra Costa AOR #10261325

Sep 16, 1999

Sold

$549,000

$5,545/sq ft

Nov 9, 1998

Listing Removed

—

Aug 9, 1998

Listed

$549,000

$5,545/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #28261325

Jan 1, 1999

Sold

$549,000

$5,545/sq ft

Nov 7, 1998

Listing Removed

—

Aug 9, 1998

Listed

$549,000

$5,545/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #10235696

Oct 10, 1997

Listing Removed

—

bridgeMLS, Bay East AOR, or Contra Costa AOR #27235696

Oct 10, 1997

Sold

$300,000

$3,030/sq ft

Sep 4, 1997

Listing Removed

—

Apr 25, 1997

Listed

$375,000

$3,788/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #10231885

Oct 10, 1997

Listing Removed

—

Aug 6, 1997

Sold

$300,000

$3,030/sq ft

Feb 21, 1997

Listed

$375,000

$3,788/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #27231885

Oct 10, 1997

Sold

$300,000

$3,030/sq ft

Aug 6, 1997

Listing Removed

—

Feb 21, 1997

Listed

$375,000

$3,788/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$11,011 (+1.4%)

$597,243 + $322,171

$919,414

2024

$10,857 (+2.4%)

$585,533 + $315,854

$901,387

2023

$10,598 (+2.2%)

$574,052 + $309,661

$883,713

2022

$10,369 (+2.8%)

$562,797 + $303,590

$866,387

2021

$10,088 (+1.0%)

$551,762 + $297,638

$849,400

2020

$9,984 (+1.1%)

$540,944 + $291,802

$832,746

2019

$9,876 (+3.5%)

$535,398 + $288,810

$824,208

2018

$9,543 (+1.9%)

$524,900 + $283,148

$808,048

2017

$9,366 (+1.9%)

$504,518 + $272,154

$776,672

2016

$9,188 (+2.3%)

$504,518 + $272,154

$776,672

2015

$8,978 (+1.2%)

$494,626 + $266,818

$761,444

2014

$8,872 (+1.4%)

$477,654 + $257,663

$735,317

2013

$8,749 (+3.2%)

$477,654 + $257,663

$735,317

2012

$8,477 (+1.6%)

$475,496 + $256,499

$731,995

2011

$8,347 (+1.4%)

$466,173 + $251,470

$717,643

2010

$8,233 (+1.2%)

$457,033 + $246,540

$703,573

2009

$8,137 (+1.4%)

$453,618 + $244,698

$698,316

2008

$8,026

$454,696 + $245,280

$699,976

Tax history for 1830 Castle Hill Rd

Year

Property tax

Land + Additions

Assessment*

2025

$11,011 (+1.4%)

$597,243 + $322,171

$919,414

2024

$10,857 (+2.4%)

$585,533 + $315,854

$901,387

2023

$10,598 (+2.2%)

$574,052 + $309,661

$883,713

2022

$10,369 (+2.8%)

$562,797 + $303,590

$866,387

2021

$10,088 (+1.0%)

$551,762 + $297,638

$849,400

2020

$9,984 (+1.1%)

$540,944 + $291,802

$832,746

2019

$9,876 (+3.5%)

$535,398 + $288,810

$824,208

2018

$9,543 (+1.9%)

$524,900 + $283,148

$808,048

2017

$9,366 (+1.9%)

$504,518 + $272,154

$776,672

2016

$9,188 (+2.3%)

$504,518 + $272,154

$776,672

2015

$8,978 (+1.2%)

$494,626 + $266,818

$761,444

2014

$8,872 (+1.4%)

$477,654 + $257,663

$735,317

2013

$8,749 (+3.2%)

$477,654 + $257,663

$735,317

2012

$8,477 (+1.6%)

$475,496 + $256,499

$731,995

2011

$8,347 (+1.4%)

$466,173 + $251,470

$717,643

2010

$8,233 (+1.2%)

$457,033 + $246,540

$703,573

2009

$8,137 (+1.4%)

$453,618 + $244,698

$698,316

2008

$8,026

$454,696 + $245,280

$699,976

*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

Stories

Lot width

—

Lot depth

—

Lot size

1.6 Acres

Year renovated

1975

Sq. Ft.

1,883

Year built

1952

Style

Single Family Residential

County

Contra Costa County

APN

1843600048

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 13, 2026.

R20

Single-Family Residential District

The purpose of the Single-Family Residential Zoning District is to provide for single-family residential development that is consistent with the General Plan. The intent is to promote and encourage a suitable environment for family life. This would include those conditionally permitted uses that are generally an integral part of single-family residential neighborhoods and that are compatible with residential activities including parks, playgrounds, religious assembly, day care, and schools.

Permitted uses

Include but are not limited to:

Housing-Single unit
Housing-Senior
Infrastructure

Jul 9, 2016 • Final

Building new construction, additions, alterations or sign

Install electrical or plumbing fixtures in a garage and bathroom.

Bathroom

Remodel

Jul 9, 2016 • Final

Building new construction, additions, alterations or sign

Replace the cripple stubs along the entire perimeter of the building.

Remodel

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
Garage Spaces: 2
Covered Spaces: 2

Interior

Bathroom Information
# of Bathrooms Total: 2
# of Bathrooms Full: 2

Interior Features
Appliances: Free-Standing Range
Laundry Features: Hookups Only
Has Fireplace
Flooring: Hardwood, Tile, Carpet

Room Information
Kitchen Features: Range/Oven Free Standing
Rooms Total: 7
Fireplace Features: Living Room

Exterior

Building Information
Construction Materials: Wood Siding
Building Area Total: 99

Exterior Features
Roof: Shingle

Pool Information
Pool Features: Lap
Has Private Pool

Property Information
Living Area: 99
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 0

Lot Information
Other Structures: Shed(s)
Lot Size Square Feet: 69696
Lot Size Area: 1.6
Lot Size Units: Acres
Lot Size Acres: 1.6
Zoning: R2

Utilities

Utility Information
Water Source: Public
Sewer: Septic Tank

Heating & Cooling
Has Heating
Heating: Forced Air

Location

School Information
High School District: Acalanes (925) 280-3900

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 1,883
Stories: 1.0
Lot Size: 1.6 acres
Style: Single Family Residential
Year Built: 1952
Year Renovated: 1975
County: Contra Costa County
APN: 1843600048

Home facts updated by county records on Jul 13, 2026

Around this home

Schools

Parkmead Elementary School

Public K-5 • Assigned • 0.5mi

8/10

Walnut Creek Intermediate School

Public 6-8 • Assigned • 2.0mi

9/10

Las Lomas High School

Public 9-12 • Assigned • 0.8mi

10/10

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

0.93% chance of being in a wildfire in next 30 years

4/10 Heat Factor

8 days above 95° expected this year, 16 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

8/10 Air Factor

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

Provided by First Street

Historical weather

Walnut Creek, CA • 94595

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

$1.68M – $2.04M

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Home values near 1830 Castle Hill Rd

Data from public records.

Address	Redfin Estimate
1824 Castle Hill Road, Walnut Creek, CA 3 Beds \| 1.5 Baths \| 99 Sq. Ft.	$1,496,796
1891 Castle Hill Road, Walnut Creek, CA 2 Beds \| 1 Baths \| 1200 Sq. Ft.	$1,375,507

Address	Redfin Estimate
1861 Castle Hill Road, Walnut Creek, CA 1 Beds \| 1 Baths \| 738 Sq. Ft.	$720,369
1901 Castle Hill Road, Walnut Creek, CA 4 Beds \| 4 Baths \| 3655 Sq. Ft.	$2,317,740

Address	Redfin Estimate
1825 Castle Hill Road, Walnut Creek, CA 3 Beds \| 2 Baths \| 1375 Sq. Ft.	$1,471,204
1855 Castle Hill Road, Walnut Creek, CA 4 Beds \| 3 Baths \| 2234 Sq. Ft.	$2,022,559

Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 1998. 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 94595, CA

Sale history for 1830 Castle Hill Rd

Tax history for 1830 Castle Hill Rd

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94595

Home values near 1830 Castle Hill Rd

More real estate resources