Best Real Estate Agents in Port Costa, CA• Updated
Looking for the best real estate agent in Port Costa, CA? This page ranks the top realtors in Port Costa by actual transaction data — not reviews or paid ads. Whether you want to find a top listing agent in Port Costa, CA or buy a home in Port Costa, our 2026 rankings use verified sales records, days on market, and price retention to surface the highest-performing agents.
Market Pulse: Opportunity 📈
The Port Costa, CA real estate market is currently a Buyer's Market. Homes are retaining 90% of their value (Sale Price to List Price Ratio). With 0 active listings and 1 closed sales this month, inventory remains at 0 months of supply. Trends over the last half-year show median values moving down by 10%, while Average Days on Market has increased by 15%. Transaction speed in Port Costa is currently 43 days slower than the broader Contra Costa benchmark.
Top Listing & Buyer's Agents in Port Costa, CA
Detached Homes
Mid-Market Detached Home Market Trends Median Price Market Trend The Mid-Market Detached Home tier commands a price of $713K. Days On Market Avg. Market Trend Lower is better Detached Home homes in the Mid-Market range average 92 days on market. Sale Price to List Price Ratio Market Trend Higher is better Lower is better Sellers of Mid-Market Detached Home assets receive 90% of list price.
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Port Costa Real Estate Market Trends June 2026
Inventory Breakdown by Segment
| Property Type | High-End | Mid-Market | Total |
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Market Insights & FAQ
How is the real estate market in Port Costa, CA performing right now?
The data indicates a high-intensity environment in Port Costa, CA. Inventory is at 0 months, meaning a fast-paced market where inventory is limited. Inventory is critically low, meaning well-priced homes move rapidly often with multiple offers.
What are the current pricing trends for Port Costa, CA real estate?
Currently, $713,000 represents the median entry point in Port Costa, CA. Over the past half-year, home values in Port Costa have moved downward by approximately 10% based on regional transaction data.
Are sellers in Port Costa, CA getting their full asking price?
Buyers have room for negotiation in Port Costa, CA, with a Sale Price to List Price Ratio of 89.7%. On average, properties in Port Costa are transitioning from active to sold status in 92 days.
Who is the best agent to sell my home in Port Costa?
Based on closed transaction data, Alyson Straub ranks at the top of our Port Costa leaderboard earning an algorithm performance score of -29. Agent Algo's rankings are built entirely from real deal outcomes — not reviews or paid placements — so this reflects actual results in the local market.
How does the Port Costa, CA market compare to Contra Costa trends?
Port Costa, CA maintains a distinct profile within the broader Contra Costa region. Median home values are currently 47% lower than the regional average, reflecting the unique demand and inventory dynamics of Port Costa.
Who is a top listing agent for Mid-Market Detached Home homes in Port Costa, CA?
If you're selling a Mid-Market Detached Home in Port Costa, CA, the data points to Alyson Straub as a standout choice. Their listings in this segment have consistently closed faster than the local average while achieving above-average sale-to-list ratios — a rare combination that directly benefits sellers on both time and final price.
Which agent is best for buying a Mid-Market Detached Home in Port Costa, CA?
Our data flags Mirna Hernandez as a top buyer's advocate for Mid-Market Detached Home properties in Port Costa, CA. Across their deals in the Mid-Market Detached Home category, Mirna Hernandez has consistently achieved better-than-average terms relative to asking price in Port Costa, CA. That kind of negotiating edge compounds over a transaction.
Who is a top listing agent for High-End Multi-Family (2-4 Unit) homes in Port Costa, CA?
Among agents with recent closings in the High-End Multi-Family (2-4 Unit) space, Mohsen Aliakbar has the strongest performance metrics in Port Costa, CA. Real estate is hyper-local. Mohsen Aliakbar's repeated activity in Port Costa's High-End Multi-Family (2-4 Unit) niche demonstrates the kind of specific, proven familiarity that matters when the stakes are high.