SOLD MAY 22, 2026
Sold on may 2026
$1,075,000
3
bd
•
2 ba
•
1,876
sq ft

21723 Shadyspring Rd, Castro Valley, CA 94546

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About this home

Single-familyProperty Type
1973Year Built
6,612 sq ftLot Size
$573Price/Sq.Ft.
2 car garageParking
Listed by Louise Lovewell •DRE #00689931 • RE/MAX Accord
Listed by Katie Lovewell •DRE #01912817 • RE/MAX Accord
Bought with Dennis Loewen •DRE #01902881 • North and Main Homes
Redfin checked: a minute ago
•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #41132948

Redfin Estimate

$1,292,606
$218K since sold in May 2026$22K since September

This home's estimate is 43% higher than the average sale price ($904K) of 6 comparable homes.

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Market trends in 94546, CA

Homeowner tools

Sale and tax history for 21723 Shadyspring Rd

Public record

Beds
3
Baths
2
Stories
1.5
Lot width
—
Lot depth
—
Lot size
6,612 Sq. Ft.
Year renovated
1974
Sq. Ft.
1,876
Year built
1973
Style
Single Family Residential
County
Alameda County
APN
415 019000700
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Sep 16, 2026.

Property details

Around this home

Schools

Fairview Elementary School

Public K-6 • Assigned • 1.7mi

2/10
Bret Harte Middle School

Public 7-8 • Assigned • 1.0mi

4/10
Hayward High School

Public 9-12 • Assigned • 1.2mi

5/10
Provided by GreatSchools

Local insights from Redfin agents

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

4/10 Heat Factor

7 days above 88° expected this year, 14 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

7/10 Air Factor

12 unhealthy days expected this year, 12 days in 30 years

Provided by First Street

Historical weather

Castro Valley, CA • 94546
Average low and high temperatures (°F)
63
43
64
46
71
49
69
49
73
53
74
54
75
57
79
57
79
60
77
54
65
48
61
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Sun exposure

78/ 100

Good sunlight

Sunscore

There appears to be minimal shading by surrounding buildings, terrain, and vegetation.

8.9 hrs
4.8 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.23M – $1.49M

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Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2026. This data may not match public records. Learn more.
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GreatSchools Ratings provided by GreatSchools.org.