The Mount Diablo housing market is very competitive. The median sale price of a home in Mount Diablo was $606K last month, down 1.1% since last year. The median sale price per square foot in Mount Diablo is $477, down 9.39% since last year.
What is the housing market like in Mount Diablo today?
In June 2025, Mount Diablo home prices were down 1.1% compared to last year, selling for a median price of $606K. On average, homes in Mount Diablo sell after 20 days on the market compared to 24 days last year. There were 8 homes sold in June this year, down from 10 last year.
All Home Types
Median Sale PriceAll Home Types
Median Sale Price
(All Home Types)
$606,000
-1.1% YoY | Jun 2025
Based on Redfin calculations of home data from MLS and/or public records.
Location
Data
Jun 2025
Growth
% YoY
Mount Diablo, CA
$606,000
-1.1%
United States
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How hot is the Mount Diablo housing market?
Mount Diablo is very competitive. Homes sell in 18.5 days.
0
100
80
Very Competitive
Redfin Compete Score™
The Redfin Compete Score rates how competitive an area is on a scale of 0 to 100, where 100 is the most competitive.
Calculated over the last 9 months
Many homes get multiple offers, some with waived contingencies.
The average homes sell for around list price and go pending in around 19 days.
Hot homes
can sell for about 3% above list price and go pending in around 9 days.
School data provided by GreatSchools. School service boundaries are intended to be used as reference only. To verify enrollment eligibility for a property, contact the school directly.
Climate's impact on Mount Diablo housing
Learn about natural hazards and environmental risks, such as floods, fires, wind, and heat that
could impact homes in Mount Diablo.
Flood Factor - Moderate
36% of properties are at risk of severe flooding over the next 30 years
Flood Factor
Mount Diablo has a moderate risk of flooding. 6,684 properties in Mount Diablo are likely to be
severely affected
by flooding over the next 30 years. This represents 36% of all properties in Mount Diablo. Flood risk is increasing slower than the national average.
70% of properties are at risk of wildfire over the next 30 years
Fire Factor
Mount Diablo has a major risk of wildfire. There are 28,564 properties in Mount Diablo that have some risk of being affected by wildfire over the next 30 years. This represents 70% of all properties in Mount Diablo.
Mount Diablo has minimal risk of severe winds over the next 30 years
Wind Factor
Mount Diablo has a Minimal Wind Factor®, which means there is a very low likelihood that hurricane, tornado or severe storm winds will impact this area.