Castro Valley Real Estate

17529 Mayflower Drive

$1,549,888

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25489 Palomares Road

$2,889,000

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Castro Valley Listings Summary

Castro Valley - Town vs. County Stats

Avg Price in Castro Valley: $1,269,100 / County Avg $1,190,600

107%

Avg Sq. Ft. in Castro Valley: 2,239 / County Avg 1,708

131%

Avg Price per/sqft in Castro Valley:$567 / County Avg $697

81%

Avg Year Built in Castro Valley: 1965 / County Avg 1977

99%

Avg Days on Website in Castro Valley: 58 / County Avg 47

123%

Castro Valley Real Estate Market Health

New Listings

Reductions

Foreclosures

Short Sales

Weichert, Realtors® - Rainbow Properties - Newark

6658 Thornton Avenue
Newark, CA 94560

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All information deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) or information provider(s) shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Listing(s) information is provided for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of the Multiple Listing Service. Real estate listings held by brokerage firms other than Weichert, Realtors® - Rainbow Properties - Newark may be marked with the Internet Data Exchange logo and detailed information about those properties will include the name of the listing broker(s) when required by the MLS. Copyright ©2026 All rights reserved. Last Updated: September 26, 2026 5:00 AM UTC Show More...