Google street view image for 91 Castle Crest Rd, Alamo, CA 94507

Off market feb 2000 for $850K

$2,719,072

Est. refi paymentEst. refi $5,211/mo

•

3 ba

•

3,224

sq ft

91 Castle Crest Rd, Alamo, CA 94507

About this home

91 Castle Crest Rd is a 3,224 square foot house on a 1.23 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on February 29, 2000 for $850,000. Based on Redfin's Alamo data, we estimate the home's value is $2,719,072.

Single-familyProperty Type

1941Year Built

1.23 acresLot Size

$843Est. Price/Sq.Ft.

2 car garageParking

Source:Public Records

Redfin Estimate

$2,719,072

$1.9M since sold in February 2000$22K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 8.1% higher than the average sale price ($2.52M) of 6 comparable homes.

SOLD AUG 31, 2026
$2,385,000
A
4 beds3 baths2,638 sq ft
16 Crest Estate Dr, Alamo, CA 94507
SOLD OCT 22, 2026
$2,225,000
B
5 beds3.5 baths2,703 sq ft
118 Glen Ct, Walnut Creek, CA 94595
SOLD OCT 5, 2026
$2,450,000
C
4 beds3 baths3,623 sq ft
166 Castle Crest Rd, Alamo, CA 94507
SOLD JUN 26, 2026
$3,150,000
D
4 beds3 baths3,294 sq ft
196 Castle Hill Ranch Rd, Walnut Creek, CA 94595
SOLD AUG 21, 2026
$2,550,000
E
4 beds3.5 baths3,659 sq ft
61 Crest Ave, Alamo, CA 94507
SOLD JUN 8, 2026
$2,330,001
F
4 beds3.5 baths2,847 sq ft
20 Santa Rita Dr, Walnut Creek, CA 94596

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Earn from this home

Sell

$2,455,321

Est. take-home

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Refinance

Est. cash available

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Rent

$7,446/mo

Redfin rental estimate

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Market trends in 94507, CA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

101.6%

0.3% MoM

Median sale price

$3.2M

$199K MoM

Avg. days on market

24d

3 days MoM

Recently sold homes

5 MoM

New listings for sale

OPEN SUN, 1PM TO 4PM
$3,995,000
5 beds4 baths4,939 sq ft
33 Ranger Ct, Alamo, CA 94507
(415) 609-0914
3D WALKTHROUGH
$2,398,000
4 beds3 baths2,699 sq ft
137 Dean Rd, Alamo, CA 94507
HOT HOME
$1,095,000
4 beds3 baths2,468 sq ft
2031 Ridgewood Rd, Alamo, CA 94507
$4,285,000
5 beds4.5 baths5,312 sq ft
28 Kimberley Pl, Alamo, CA 94507
$3,288,000
5 beds5 baths5,100 sq ft
370 Vernal Dr, Alamo, CA 94507
See all

Provided by Redfin

Sale history for 91 Castle Crest Rd

Year

Property tax

Land + Additions

Assessment*

2026

$20,694 (+2.3%)

$641,972 + $1,103,652

$1,745,624

2025

$20,219 (+1.2%)

$641,972 + $1,103,652

$1,745,624

2024

$19,972 (+2.5%)

$629,385 + $1,082,012

$1,711,397

2023

$19,492 (+0.6%)

$617,045 + $1,060,797

$1,677,842

2022

$19,377 (+2.8%)

$604,947 + $1,039,998

$1,644,945

2021

$18,842 (+1.1%)

$593,086 + $1,019,606

$1,612,692

2020

$18,642 (+1.1%)

$581,457 + $999,614

$1,581,071

2019

$18,437 (+3.5%)

$575,495 + $989,365

$1,564,860

2018

$17,814 (+1.9%)

$564,211 + $969,966

$1,534,177

2017

$17,475 (+5.3%)

$542,303 + $932,302

$1,474,605

2016

$16,599 (+2.4%)

$542,303 + $932,302

$1,474,605

2015

$16,216 (+4.0%)

$531,670 + $865,002

$1,396,672

2014

$15,586 (+12.5%)

$513,426 + $835,320

$1,348,746

2013

$13,859 (+19.8%)

$513,426 + $835,320

$1,348,746

2012

$11,568 (−7.3%)

$471,549 + $730,451

$1,202,000

2011

$12,478 (−5.2%)

$394,266 + $610,734

$1,005,000

2010

$13,156 (−5.9%)

$425,650 + $659,350

$1,085,000

2009

$13,986 (+3.7%)

$452,915 + $701,585

$1,154,500

2008

$13,487

$488,748 + $757,091

$1,245,839

Tax history for 91 Castle Crest Rd

Year

Property tax

Land + Additions

Assessment*

2026

$20,694 (+2.3%)

$641,972 + $1,103,652

$1,745,624

2025

$20,219 (+1.2%)

$641,972 + $1,103,652

$1,745,624

2024

$19,972 (+2.5%)

$629,385 + $1,082,012

$1,711,397

2023

$19,492 (+0.6%)

$617,045 + $1,060,797

$1,677,842

2022

$19,377 (+2.8%)

$604,947 + $1,039,998

$1,644,945

2021

$18,842 (+1.1%)

$593,086 + $1,019,606

$1,612,692

2020

$18,642 (+1.1%)

$581,457 + $999,614

$1,581,071

2019

$18,437 (+3.5%)

$575,495 + $989,365

$1,564,860

2018

$17,814 (+1.9%)

$564,211 + $969,966

$1,534,177

2017

$17,475 (+5.3%)

$542,303 + $932,302

$1,474,605

2016

$16,599 (+2.4%)

$542,303 + $932,302

$1,474,605

2015

$16,216 (+4.0%)

$531,670 + $865,002

$1,396,672

2014

$15,586 (+12.5%)

$513,426 + $835,320

$1,348,746

2013

$13,859 (+19.8%)

$513,426 + $835,320

$1,348,746

2012

$11,568 (−7.3%)

$471,549 + $730,451

$1,202,000

2011

$12,478 (−5.2%)

$394,266 + $610,734

$1,005,000

2010

$13,156 (−5.9%)

$425,650 + $659,350

$1,085,000

2009

$13,986 (+3.7%)

$452,915 + $701,585

$1,154,500

2008

$13,487

$488,748 + $757,091

$1,245,839

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

Permits

Mar 16, 2020 • Final

Building - residential solar photovoltaic

Install roof mounted solar panels on a residential building.

Electrical

Solar

Feb 24, 2020 • Final

Building/residential/ad/single family addition

Construct a bay window, entry, and kitchen addition. Remove and replace the entire roof and perform an extensive interior remodel according to plans.

Addition

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

Interior

Room Information
# of Rooms: 10

Exterior

Pool Information
Has Pool

Property Information
Subdivision Name: WALNUT CREEK PARK
Living Sq. Ft: 3,224
Ground Floor Sq. Ft: 2,849
Building Sq. Ft: 3,224
# of Stories: 1
Legal Description: WALNUT CREEK PARK POR LOT 11

Parking & Garage Information
Garage/Parking Sq. Ft: 2,401

Lot Information
# of Buildings: 2
Land Sq. Ft: 53,579
Legal Lot Number: 11
Acres: 1.23
Zoning Code: R-20
County Use Description: SINGLE FAMILY

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 3,224
Stories: 1.0
Lot Size: 1.23 acres
Style: Single Family Residential
Year Built: 1941
Year Renovated: 1985
County: Contra Costa County
APN: 1884500180

Home facts updated by county records on Oct 30, 2026

Around this home

Schools

K - 12
Preschool & daycare

Murwood Elementary School

Public K-5 • Assigned • 0.9mi

9/10

Walnut Creek Intermediate School

Public 6-8 • Assigned • 2.7mi

9/10

Las Lomas High School

Public 9-12 • Assigned • 1.4mi

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

3/10 Heat Factor

8 days above 96° 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

Alamo, CA • 94507

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

$2.58M – $3.13M

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Nearby similar homes

OPEN SUN, 1PM TO 4PM

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3D WALKTHROUGH

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2 beds2 baths2,082 sq ft

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New listings for sale in 94507

OPEN SUN, 1PM TO 4PM

$3,995,000

5 beds4 baths4,939 sq ft

33 Ranger Ct, Alamo, CA 94507

Copper-roofed turret • Barrel-vaulted foyer • Dekton countertops

(415) 609-0914

3D WALKTHROUGH

$2,398,000

4 beds3 baths2,699 sq ft

137 Dean Rd, Alamo, CA 94507

Mount diablo views • Designer kitchen • Wet bar

HOT HOME

$1,095,000

4 beds3 baths2,468 sq ft

2031 Ridgewood Rd, Alamo, CA 94507

Valley views • Masonry fireplace • Walk-in pantry

$4,285,000

5 beds4.5 baths5,312 sq ft

28 Kimberley Pl, Alamo, CA 94507

Gated neighborhood • Chef's kitchen • Expansive great room

$3,288,000

5 beds5 baths5,100 sq ft

370 Vernal Dr, Alamo, CA 94507

Expansive property • Top-rated schools • Scenic hiking trails

Home values near 91 Castle Crest Rd

Data from public records.

Address	Redfin Estimate
128 Castle Crest Rd, Alamo, CA 6 Beds \| 5.5 Baths \| 3612 Sq. Ft.	$3,810,051
146 Castle Crest Rd, Alamo, CA 4 Beds \| 4 Baths \| 3644 Sq. Ft.	$2,383,941
110 Castle Crest Rd, Alamo, CA 5 Beds \| 3 Baths \| 3776 Sq. Ft.	$2,080,649
116 Castle Crest Rd, Alamo, CA 3 Beds \| 3 Baths \| 1699 Sq. Ft.	$1,696,936
118 Castle Crest Rd, Alamo, CA 4 Beds \| 2.5 Baths \| 2486 Sq. Ft.	$2,308,663
190 Castle Hill Ranch Rd, Walnut Creek, CA 3 Beds \| 2 Baths \| 1482 Sq. Ft.	$1,286,875
7 Navajo Ct, Alamo, CA 4 Beds \| 4 Baths \| 3329 Sq. Ft.	$1,987,966

Address	Redfin Estimate
124 Castle Crest Rd, Alamo, CA 4 Beds \| 2 Baths \| 1812 Sq. Ft.	$1,592,262
140 Castle Crest Rd, Alamo, CA 5 Beds \| 3 Baths \| 2668 Sq. Ft.	$1,804,841
61 Castle Crest Rd, Alamo, CA 3 Beds \| 3 Baths \| 2471 Sq. Ft.	$2,147,494
70 Castle Crest Rd, Alamo, CA 4 Beds \| 3 Baths \| 2935 Sq. Ft.	$1,996,061
50 Castle Crest Rd, Alamo, CA 4 Beds \| 4.5 Baths \| 5200 Sq. Ft.	$2,396,766
4 Navajo Ct, Alamo, CA 4 Beds \| 3 Baths \| 2801 Sq. Ft.	$2,110,281
120 Kell Ct, Alamo, CA 4 Beds \| 2 Baths \| 2323 Sq. Ft.	$1,973,321

Address	Redfin Estimate
144 Castle Crest Rd, Alamo, CA 3 Beds \| 1.5 Baths \| 1683 Sq. Ft.	$1,681,899
158 Castle Crest Rd, Alamo, CA 4 Beds \| 3 Baths \| 2516 Sq. Ft.	$2,036,517
106 Castle Crest Rd, Alamo, CA 4 Beds \| 3 Baths \| 2487 Sq. Ft.	$1,717,742
150 Castle Crest Rd, Alamo, CA 5 Beds \| 3 Baths \| 2516 Sq. Ft.	$1,991,535
122 Castle Crest Rd, Alamo, CA 3 Beds \| 3 Baths \| 2425 Sq. Ft.	$1,827,864
8 Navajo Ct, Alamo, CA 3 Beds \| 2 Baths \| 1804 Sq. Ft.	$1,621,691
115 Bando Ct, Alamo, CA 4 Beds \| 3.5 Baths \| 3420 Sq. Ft.	$2,454,692

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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 94507, CA

Sale history for 91 Castle Crest Rd

Tax history for 91 Castle Crest Rd

Permits

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94507

Home values near 91 Castle Crest Rd

More real estate resources