bridgeMLS, Bay East AOR, or Contra Costa AOR #40295535
Oct 18, 2007
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #40224262
Jan 26, 2007
Listing Removed
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bridgeMLS, Bay East AOR, or Contra Costa AOR #40216689
Nov 9, 2006
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #20012409
Apr 5, 2000
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #26227065
Sep 1, 1997
Listing Removed
—
Year
Property tax
Land + Additions
Assessment*
2026
$17,792 (+2.2%)
$884,255 + $723,479
$1,607,734
2025
$17,406 (+1.6%)
$884,255 + $723,479
$1,607,734
2024
$17,129
$866,917 + $709,294
$1,576,211
Tax history for 9851 Deer Valley Rd
Year
Property tax
Land + Additions
Assessment*
2026
$17,792 (+2.2%)
$884,255 + $723,479
$1,607,734
2025
$17,406 (+1.6%)
$884,255 + $723,479
$1,607,734
2024
$17,129
$866,917 + $709,294
$1,576,211
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Mar 24, 2021 • Final
Building - residential electrical
Install energy storage batteries, electrical subpanels, and a backup gateway system. Update the equipment locations and wire sizes according to the revised plans.
Battery
Electrical
Aug 9, 2017 • Final
Building - residential solar photovoltaic
Install a ground-mounted solar system with modules.
Electrical
Solar
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
Exterior
Property Information
Living Sq. Ft: 2,690
Ground Floor Sq. Ft: 2,690
Building Sq. Ft: 2,690
# of Stories: 1
Legal Description: PCL MAP 76 PG 34 PCL C EX 1/2 MR
Lot Information
# of Buildings: 1
Land Sq. Ft: 784,080
Legal Lot Number: C
Acres: 18
Zoning Code: A-2
County Use Description: DRY FARM/GRAZE 10-40
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: —
Baths: —
Sq. Ft.: 2,690
Stories: 1.0
Lot Size: 18 acres
Style: Ranch
Year Built: 1981
Year Renovated: 1981
County: Contra Costa County
APN: 0070900279
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
R. Paul Krey Elementary School
Public K-5 • Assigned • 2.1mi
9/10
Adams (J. Douglas) Middle School
Public 6-8 • Assigned • 1.5mi
9/10
Heritage High School
Public 9-12 • Assigned • 1.7mi
9/10
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
9/10 Fire Factor
50% chance of being in a wildfire in next 30 years
6/10 Heat Factor
7 days above 99° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
17 unhealthy days expected this year, 18 days in 30 years
Provided by First Street
Historical weather
Brentwood, CA • 94513
Average low and high temperatures (°F)
59°
40°
64°
45°
73°
50°
74°
50°
83°
56°
91°
60°
93°
62°
95°
63°
88°
63°
75°
55°
64°
47°
56°
44°
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 12.2 hours in
June and 4.7 hours in December, placing it above the
U.S. average for solar exposure.
12.2 hrs
4.7 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.53M – $1.85M
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