2434 Caballo Ranchero Dr is a 4,292 square foot house on a 0.92 acre lot with 6 bedrooms and 4 bathrooms. Based on Redfin's Diablo data, we estimate the home's value is $3,665,719.
Single-familyProperty Type
1962Year Built
0.92 acresLot Size
$854Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$3,665,719
$151K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 7.3% higher than the average sale price ($3.42M) of 6 comparable homes.
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$3,472,269
Est. take-home
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Rent
$4,666/mo
Redfin rental estimate
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Market trends in 94528, CA
Last updated September 2026
Buyer's Market
Seller's Market
Balanced market
Sale-to-List Price
115.8%
0.0% MoM
Median sale price
$11.0M
$5K MoM
Avg. days on market
14d
0 days MoM
Recently sold homes
1
0 MoM
Provided by Redfin
Sale history for 2434 Caballo Ranchero Dr
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$16,831 (+2.2%)
$488,276 + $949,585
$1,437,861
2024
$16,476 (+0.8%)
$478,702 + $930,966
$1,409,668
2023
$16,353 (+0.9%)
$469,316 + $912,712
$1,382,028
2022
$16,214 (+2.2%)
$460,114 + $894,816
$1,354,930
2021
$15,861 (+1.0%)
$451,093 + $877,271
$1,328,364
2020
$15,705 (+1.2%)
$442,249 + $860,070
$1,302,319
2019
$15,516 (+3.8%)
$437,715 + $851,252
$1,288,967
2018
$14,941 (+4.2%)
$429,133 + $834,561
$1,263,694
2017
$14,332 (+1.3%)
$412,470 + $802,155
$1,214,625
2016
$14,154 (+1.3%)
$412,470 + $802,155
$1,214,625
2015
$13,972 (+1.4%)
$404,383 + $786,427
$1,190,810
2014
$13,783 (−0.6%)
$390,507 + $759,442
$1,149,949
2013
$13,869 (+5.5%)
$390,507 + $759,442
$1,149,949
2012
$13,146 (+1.8%)
$388,743 + $756,010
$1,144,753
2011
$12,914 (+1.2%)
$381,121 + $741,187
$1,122,308
2010
$12,761 (−0.1%)
$373,649 + $726,654
$1,100,303
2009
$12,777 (+3.2%)
$370,857 + $721,224
$1,092,081
2008
$12,380
$371,739 + $722,938
$1,094,677
Tax history for 2434 Caballo Ranchero Dr
Year
Property tax
Land + Additions
Assessment*
2025
$16,831 (+2.2%)
$488,276 + $949,585
$1,437,861
2024
$16,476 (+0.8%)
$478,702 + $930,966
$1,409,668
2023
$16,353 (+0.9%)
$469,316 + $912,712
$1,382,028
2022
$16,214 (+2.2%)
$460,114 + $894,816
$1,354,930
2021
$15,861 (+1.0%)
$451,093 + $877,271
$1,328,364
2020
$15,705 (+1.2%)
$442,249 + $860,070
$1,302,319
2019
$15,516 (+3.8%)
$437,715 + $851,252
$1,288,967
2018
$14,941 (+4.2%)
$429,133 + $834,561
$1,263,694
2017
$14,332 (+1.3%)
$412,470 + $802,155
$1,214,625
2016
$14,154 (+1.3%)
$412,470 + $802,155
$1,214,625
2015
$13,972 (+1.4%)
$404,383 + $786,427
$1,190,810
2014
$13,783 (−0.6%)
$390,507 + $759,442
$1,149,949
2013
$13,869 (+5.5%)
$390,507 + $759,442
$1,149,949
2012
$13,146 (+1.8%)
$388,743 + $756,010
$1,144,753
2011
$12,914 (+1.2%)
$381,121 + $741,187
$1,122,308
2010
$12,761 (−0.1%)
$373,649 + $726,654
$1,100,303
2009
$12,777 (+3.2%)
$370,857 + $721,224
$1,092,081
2008
$12,380
$371,739 + $722,938
$1,094,677
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Jan 30, 2010 • Final
Building/residential/rp/repair
Work on a pool.
Pool and hot tub
Jan 30, 2010 • Final
Building/residential/cg/carport garage
Finish construction on a garage with storage space.
ADU
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Room Information
# of Rooms: 12
Exterior
Pool Information
Has Pool
Property Information
Subdivision Name: MOUNT DIABLO ESTATE PARK 03
Living Sq. Ft: 4,292
Ground Floor Sq. Ft: 2,631
Building Sq. Ft: 4,292
# of Stories: 2
Legal Description: MT DIABLO EST PARK #3 POR LOT 20
Parking & Garage Information
Garage/Parking Sq. Ft: 788
Lot Information
# of Buildings: 1
Land Sq. Ft: 40,000
Legal Lot Number: 20
Acres: 0.9183
Zoning Code: R-40
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 6
Baths: 4.0
Sq. Ft.: 4,292
Stories: 2.0
Lot Size: 0.92 acres
Style: Single Family Residential
Year Built: 1962
Year Renovated: 1980
County: Contra Costa County
APN: 1953510102
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Green Valley Elementary School
Public K-5 • Assigned • 1.4mi
10/10
Los Cerros Middle School
Public 6-8 • Assigned • 1.4mi
10/10
Monte Vista High School
Public 9-12 • Assigned • 1.4mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
6/10 Fire Factor
11% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 95° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
14 unhealthy days expected this year, 15 days in 30 years
Provided by First Street
Historical weather
Diablo, CA • 94528
Average low and high temperatures (°F)
59
41
62
43
69
47
68
48
75
51
80
54
83
56
86
58
81
60
76
54
62
46
57
43
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.8 hours in
June and 4.8 hours in December, placing it above the
U.S. average for solar exposure.
11.8 hrs
4.8 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$3.48M – $4.22M
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