94546 homes for sale — Castro Valley, CA

Nestlyze tracks 9 active listings in ZIP code 94546, Castro Valley, CA. Median list price $497,000 ($451/sqft). Every home is analyzed by six AI domain agents — market valuation, structural condition, total cost of ownership, environmental risk, neighborhood quality, and legal review.

Homes in 94546

• 21103 Gary Dr Unit 304D — $439,000 · 2.0 bed · 2.0 bath · 1,025 sqft · built 1993
• 21109 Gary Dr #220 — $470,000 · 2.0 bed · 2.0 bath · 1,041 sqft · built 1981
• 21103 Gary Unit 318A — $475,000 · 2.0 bed · 2.0 bath · 1,100 sqft · built 1993
• 21109 Gary Dr #203 — $475,000 · 2.0 bed · 2.0 bath · 1,041 sqft · built 1981
• 21109 Gary Dr #303 — $497,000 · 2.0 bed · 2.0 bath · 1,215 sqft · built 1982
• 21103 Gary Dr Unit 116E — $545,000 · 3.0 bed · 2.0 bath · 1,354 sqft · built 1993

Why ZIP-level analysis matters

ZIP code 94546 sits in Castro Valley. Within a single ZIP, home values can swing 30%+ based on the assigned elementary school, flood zone status, or commute corridor. Nestlyze surfaces those differences address by address — not by ZIP average.

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