DRE #02250755“I help Bay Area buyers and sellers make confident moves with the latest market data, real local expertise, and the patience to find what's actually right for you, not the fastest close.”
DRE #02250755“I help Bay Area buyers and sellers make confident moves with the latest market data, real local expertise, and the patience to find what's actually right for you, not the fastest close.”
Data through Jul 2026
Columbia favors sellers and competition is intensifying. Here's the picture:
Based on 5 homes sold in the 3 months ending July 2026. Includes all residential types (SFH, condo, townhouse, multi-family, and others). Enough to see the trend, but individual sales still move the median. Updated weekly.
Data through July 2026
See how prices, monthly costs, and mortgage rates have moved in Columbia.
Includes principal, interest, estimated CA property tax (~1.25%), and estimated insurance (~$2,200/yr). HOA fees not included.
Columbia, Castro Valley favors sellers and competition is intensifying. Buyers should prepare strong offers and expect limited room to negotiate on well-priced listings.
At $1.65M, Columbia, Castro Valley's median is close to the Bay Area average of $1.80M.
Within Castro Valley, this area trades about 44% above the city-wide median of $1.15M.
Columbia, Castro Valley currently favors sellers:
Buyer strategy: well-priced homes still move quickly, but there is modest room for strong offers. Come in pre-approved with a clear plan.
At $1.65M with 20% down at 6.71%, your estimated total monthly cost is approximately $10,425:
HOA fees are extra.
→“Mel did an amazing job helping us buy our first home. When we first met her, we had done literally zero of the steps needed to buy a house, and 28 days later we closed.”
“I work in commercial real estate with many different agents and I can proudly say that Mel is above the rest.”
“Working with Mel was the best decision I made in my home-buying journey. She was incredibly patient, taking the time to explain every detail of the process to me.”
“Mel did an incredible job helping me find and purchase my first home! She was very responsive, professional, and knowledgeable.”
“Working with Mel was a fantastic experience from start to finish. We were immediately impressed by her active listening and her ability to translate our needs.”
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