Best Real Estate Agents in Diablo, CA• Updated

Looking for the best real estate agent in Diablo, CA? This page ranks the top realtors in Diablo by actual transaction data — not reviews or paid ads. Whether you want to find a top listing agent in Diablo, CA or buy a home in Diablo, our 2026 rankings use verified sales records, days on market, and price retention to surface the highest-performing agents.

Market Pulse
|Real-time Analysis

Market Pulse: Hot 🔥

The Diablo, CA real estate market is currently a Seller's Market. Homes are retaining 106% of their value (Sale Price to List Price Ratio). With 0 active listings and 3 closed sales this month, inventory remains at 0 months of supply. Trends over the last half-year show median values moving up by 282%, while Average Days on Market has decreased by 65%. Listings in Diablo are moving 34 days faster than the Contra Costa average.

Top Listing & Buyer's Agents in Diablo, CA

Detached Homes

11.52OctDecJanFeb
Sales Volume
Sales volume has grown by 112% over the last 4 months, showing a positive trend with currently 2 transactions.
Entry Level Detached Home Market Trends
Median Price
Market Trend
$990K$3.2M$5.4MOctDecJanFebMarilee Headen (Buyer): Median Price $4.9MMHLinda Williams (Buyer): Median Price $2.4MLWJessi Crummey (Seller): Median Price $4.9MJCMarilee Headen (Seller): Median Price $4.9MMHLinda Williams (Seller): Median Price $2.4MLWMaureen Aquino (Seller): Median Price $1.5MMA
The average price in the Entry Level Detached Home segment has risen by 149% over the last 3 months.
Days On Market Avg.
Market Trend
7d77d146dOctDecJanFebMarilee Headen (Buyer): Days On Market Avg. 23dMHLinda Williams (Buyer): Days On Market Avg. 30dLWJessi Crummey (Seller): Days On Market Avg. 23dJCMarilee Headen (Seller): Days On Market Avg. 23dMHLinda Williams (Seller): Days On Market Avg. 30dLWMaureen Aquino (Seller): Days On Market Avg. 130dMA
Lower is better
Days on market for Entry Level Detached Home is decreasing, with homes now staying on market for 23 days on average.
Sale Price to List Price Ratio
Market Trend
93%96%99%OctDecJanFebMarilee Headen (Buyer): Sale-to-List Ratio 98%MHLinda Williams (Buyer): Sale-to-List Ratio 96%LWJessi Crummey (Seller): Sale-to-List Ratio 98%JCMarilee Headen (Seller): Sale-to-List Ratio 98%MHLinda Williams (Seller): Sale-to-List Ratio 96%LWMaureen Aquino (Seller): Sale-to-List Ratio 94%MA
Higher is better
Lower is better
Seller leverage in the Entry Level Detached Home market is strengthening, with the Sale Price to List Price Ratio now at 98%.
Entry Level Detached Home Segment
($1.5M - $4.9M)
DEALS
5
AVG. DOM
58d
Sale Price to List Price Ratio
98%
DC
Danielle Cranston
Top Seller
1-3
15-30 days
107%
MH
Marilee Headen
Top Buyer
1-3
15-30 days
103%
Mid-Market Detached Home Market Trends
Median Price
Market Trend
$6.4M$6.4M$6.4MOctDecJanFebNonagent Represented Buyer (Buyer): Median Price $6.4MNBErin Carrigg (Seller): Median Price $6.4MECMary Bonham (Seller): Median Price $6.4MMB
The Mid-Market Detached Home tier commands a price of $6.4M.
Days On Market Avg.
Market Trend
9d9d9dOctDecJanFebNonagent Represented Buyer (Buyer): Days On Market Avg. 9dNBErin Carrigg (Seller): Days On Market Avg. 9dECMary Bonham (Seller): Days On Market Avg. 9dMB
Lower is better
Detached Home homes in the Mid-Market range average 9 days on market.
Sale Price to List Price Ratio
Market Trend
104%104%104%OctDecJanFebNonagent Represented Buyer (Buyer): Sale-to-List Ratio 104%NBErin Carrigg (Seller): Sale-to-List Ratio 104%ECMary Bonham (Seller): Sale-to-List Ratio 104%MB
Higher is better
Lower is better
Sellers of Mid-Market Detached Home assets receive 104% of list price.
Mid-Market Detached Home Segment
($6.4M - $6.4M)
DEALS
1
AVG. DOM
9d
Sale Price to List Price Ratio
104%
EC
Erin Carrigg
Top Seller
1-3
< 15 days
104%
NB
Nonagent Represented Buyer
Top Buyer
1-3
< 15 days
104%
High-End Detached Home Market Trends
Median Price
Market Trend
$11.2M$11.3M$11.3MOctDecJanFebElise Fornaci (Buyer): Median Price $11.3MEFErin Carrigg (Seller): Median Price $11.3MECMary Bonham (Seller): Median Price $11.3MMB
The High-End Detached Home tier commands a price of $11.3M.
Days On Market Avg.
Market Trend
15d15d15dOctDecJanFebElise Fornaci (Buyer): Days On Market Avg. 15dEFErin Carrigg (Seller): Days On Market Avg. 15dECMary Bonham (Seller): Days On Market Avg. 15dMB
Lower is better
Detached Home homes in the High-End range average 15 days on market.
Sale Price to List Price Ratio
Market Trend
115%115%116%OctDecJanFebElise Fornaci (Buyer): Sale-to-List Ratio 115%EFErin Carrigg (Seller): Sale-to-List Ratio 115%ECMary Bonham (Seller): Sale-to-List Ratio 115%MB
Higher is better
Lower is better
Sellers of High-End Detached Home assets receive 115% of list price.
High-End Detached Home Segment
($11.3M - $11.3M)
DEALS
1
AVG. DOM
15d
Sale Price to List Price Ratio
115%
EC
Erin Carrigg
Top Seller
1-3
< 15 days
115%
EF
Elise Fornaci
Top Buyer
1-3
< 15 days
115%

Diablo Real Estate Market Trends April 2026

Total Active Listings
0
Recently Listed (7d)
0
market entries
Average List Price
$0
current avg.

Inventory Breakdown by Segment

Property TypeEntry LevelHigh-EndMid-MarketTotal

Market Insights & FAQ

How is the real estate market in Diablo, CA performing right now?

The data indicates a high-intensity environment in Diablo, 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 Diablo, CA real estate?

Currently, $7,517,000 represents the median entry point in Diablo, CA. Over the past half-year, home values in Diablo have moved upward by approximately 282% based on regional transaction data.

Are sellers in Diablo, CA getting their full asking price?

Sellers hold significant leverage in Diablo, CA, with a Sale Price to List Price Ratio of 105.8%. On average, properties in Diablo are transitioning from active to sold status in 16 days.

Who is the best agent to sell my home in Diablo?

Based on closed transaction data, Erin Carrigg ranks at the top of our Diablo leaderboard earning an algorithm performance score of -25. 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 Diablo, CA market compare to Contra Costa trends?

Diablo, CA maintains a distinct profile within the broader Contra Costa region. Median home values are currently 468% higher than the regional average, reflecting the unique demand and inventory dynamics of Diablo.

Who is a top listing agent for High-End Detached Home homes in Diablo, CA?

If you're selling a High-End Detached Home in Diablo, CA, the data points to Erin Carrigg as a standout choice. They've built a consistent track record in the High-End Detached Home category specifically — not just broad volume, but demonstrated results in this exact niche in Diablo, CA.

Who is a top listing agent for Entry Level Detached Home homes in Diablo, CA?

Our transaction-level analysis puts Danielle Cranston at the top for Entry Level Detached Home listings in Diablo, CA. The data points to a dual edge here: shorter time on market than is typical for this segment, and sale prices that hold closer to — or above — the asking price compared to local norms.

Which agent is best for buying a Entry Level Detached Home in Diablo, CA?

If you're hunting for a Entry Level Detached Home in Diablo, CA, Marilee Headen's track record speaks for itself. When inventory is limited, speed matters. Their track record in the Entry Level Detached Home segment shows they consistently move faster than most buyer's agents — without sacrificing due diligence.

Who is a top listing agent for Mid-Market Detached Home homes in Diablo, CA?

Erin Carrigg has been particularly active in Diablo's Mid-Market Detached Home segment, and the numbers back it up. They've built a consistent track record in the Mid-Market Detached Home category specifically — not just broad volume, but demonstrated results in this exact niche in Diablo, CA.

Which agent is best for buying a Mid-Market Detached Home in Diablo, CA?

Nonagent Represented Buyer has a strong showing as a buyer's agent in Diablo's Mid-Market Detached Home market. Our algorithm surfaces Nonagent Represented Buyer based on actual closed buyer deals in the Mid-Market Detached Home market. That's the kind of specific, verifiable track record buyers should look for in an agent.

Which agent is best for buying a High-End Detached Home in Diablo, CA?

For those looking to purchase a High-End Detached Home in Diablo, CA, Elise Fornaci has the deal history to support the choice. Buying in the High-End Detached Home space has its own dynamics. Elise Fornaci's history of closed deals in this exact category in Diablo, CA shows they understand those dynamics well.

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