House Prices

House Prices & Home Values Diablo, CA 2026


Average Data

average house price$3,061,000
average size per house4405 ft²
average price per ft²695 $ / ft²

05/31/2026 - The value range (VR) for house prices in Diablo, CA is $686/ sqft to $686/ sqft. An average home with 4405 sqft costs approximately $3,021,830 to $3,021,830. Diablo, CA includes 1 ZIP codes and it is located in Contra Costa county. The lowest prices are found in ZIP 94528, while the highest are in ZIP 94528. The average price per sqare feet is $695. Our analysis is based on 7 property listings.

Avergage prices by ZIP codes Diablo

94528668 $ / ft²




Historical development of home values in Diablo

Year Estimated value (USD) Change vs. 2025
2010 $1,421,584 -53.6%
2011 $1,366,611 -55.4%
2012 $1,362,931 -55.5%
2013 $1,413,874 -53.8%
2014 $1,484,178 -51.5%
2015 $1,560,352 -49.0%
2016 $1,641,782 -46.4%
2017 $1,730,395 -43.5%
2018 $1,826,061 -40.3%
2019 $1,910,732 -37.6%
2020 $2,009,508 -34.4%
2021 $2,285,599 -25.3%
2022 $2,664,495 -13.0%
2023 $2,809,833 -8.2%
2024 $2,972,386 -2.9%
2025 $3,061,000 0.0%

Graph: estimated home values in Diablo over time (USD)



Example: 100% financing house in Diablo

Loan amount: $3,061,000

Interest rate: 6.00%

Fixed monthly payment: $18,352.24

Breakdown in the 1st month:
Interest portion: $15,305.00  –  Principal portion: $3,047.24

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $182,637.46 $37,589.44 $3,023,410.56
2 $180,319.03 $39,907.87 $2,983,502.69
3 $177,857.60 $42,369.30 $2,941,133.39
4 $175,244.35 $44,982.55 $2,896,150.84
5 $172,469.92 $47,756.97 $2,848,393.86
6 $169,524.38 $50,702.52 $2,797,691.34
7 $166,397.16 $53,829.74 $2,743,861.60
8 $163,077.06 $57,149.84 $2,686,711.76
9 $159,552.18 $60,674.72 $2,626,037.04
10 $155,809.90 $64,417.00 $2,561,620.04
11 $151,836.80 $68,390.10 $2,493,229.94
12 $147,618.65 $72,608.25 $2,420,621.69
13 $143,140.33 $77,086.57 $2,343,535.11
14 $138,385.80 $81,841.10 $2,261,694.01
15 $133,338.02 $86,888.88 $2,174,805.13
16 $127,978.90 $92,248.00 $2,082,557.13
17 $122,289.25 $97,937.65 $1,984,619.48
18 $116,248.66 $103,978.23 $1,880,641.24
19 $109,835.51 $110,391.38 $1,770,249.86
20 $103,026.82 $117,200.08 $1,653,049.77
21 $95,798.17 $124,428.73 $1,528,621.05
22 $88,123.68 $132,103.22 $1,396,517.83
23 $79,975.84 $140,251.06 $1,256,266.77
24 $71,325.46 $148,901.44 $1,107,365.34
25 $62,141.55 $158,085.35 $949,279.99
26 $52,391.19 $167,835.71 $781,444.28
27 $42,039.45 $178,187.45 $603,256.83
28 $31,049.24 $189,177.66 $414,079.17
29 $19,381.18 $200,845.72 $213,233.45
30 $6,993.45 $213,233.45 $0.00

Note: The calculation is based on a standard annuity mortgage with a fixed monthly payment over the entire term. Extra payments, interest rate changes, and additional purchase costs (e.g. taxes, notary fees) are not included.


How to sell in Diablo, CA


1500 sqft3900 sqft
Ø selling price$1,261,425$2,683,395
Ø fast selling$1,146,750$2,415,056
Ø high price sale$1,376,100$2,951,735

In 2026, houses in Diablo, CA will be offered at an average price of $695 per square foot. A 1,500 sqft home priced at $1,261,425 is 22.38% more expensive per square foot than a 3,900 sqft home priced at $2,683,395. Home prices in Diablo, CA vary significantly depending on the neighborhood and location. For a quick sale, a 2,700 sqft home should be listed at around $1,857,736. Sellers who can wait longer may achieve a higher price of up to $2,270,566.


Discover Diablo, CA

Community and Setting

Diablo, CA is an exclusive unincorporated community in Contra Costa County nestled in the East Bay foothills.
Centered around the historic Diablo Country Club, the neighborhood blends heritage charm with a serene, small-town feel.
Residents enjoy tree-lined streets, spacious lots, and proximity to the natural beauty of Mount Diablo.

Lifestyle and Recreation

Outdoor enthusiasts appreciate quick access to Mount Diablo State Park for hiking, cycling, and panoramic Bay Area views.
The community?s quiet lanes and private ambiance foster a relaxed lifestyle while remaining minutes from dining, boutiques, and services in nearby Danville.
Families value the area?s connection to top-rated East Bay schools and a strong sense of neighborhood pride.

Real Estate and Housing

Diablo, California real estate features luxury estates and custom homes, often with golf course frontages and meticulously landscaped grounds.
Low turnover and high demand make Diablo CA homes for sale a rare opportunity for buyers seeking privacy and prestige.

Access and Climate

Commuters benefit from convenient access to I?680 and regional transit options connecting to Oakland, San Francisco, and Silicon Valley.
With a sunny Mediterranean climate, refined amenities, and timeless character, Diablo offers an exceptional East Bay living experience.



FAQ – Home Values in Diablo

What is the median home value in Diablo in 2026?

In 2026, the typical home value in Diablo is about $3,061,000 for an average home size of 4405 square feet. This corresponds to an average price of roughly $695 per square foot.

What is the average cost per square foot in Diablo?

In 2026, homes in Diablo sell for an average of around $695 per square foot, with a typical range between $686 and $686 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in ?

The average home size in Diablo is about 4405 square feet, with an estimated 2026 value around $3,061,000.



Locations close to Diablo, CA

El Cerrito, CA563 $ / ft²
Antioch, CA288 $ / ft²
Fairfield, CA308 $ / ft²
Crockett, CA445 $ / ft²
Pleasant Hill, CA486 $ / ft²
Concord, CA376 $ / ft²
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