Down A Private Lane with Fantastic Views of Mt Diablo & Briones Regional Park Ridgeline, off Reliez Valley Road, this 4 Acre property with an ADU offers tranquility and spacious living on a single level with 3 large Bedrooms, Spacious Living Room & Family Room that shares a Open Kitchen with views, Indoor Laundry, spacious Patio looks out onto pool area and expansive lot, Horses Allowed, Small Stable, Large Detached Tack Building Additional Oversized Shop, Pool House, Goat & Chicken Coop, Also separate ADU approximately 600 sqft very accommodating for guests or short term tenants, Short Term Rents for $1950/month, Property saddles both sides of Lane with other side backing to Briones Regional Park, Deck is perfect for evening relaxing and Private Gate leads to Park, RV Parking and small corral, many possiblities and more....
bridgeMLS, Bay East AOR, or Contra Costa AOR #41145303
Aug 18, 2026
Listed
$1,699,000
$762/sq ft
Public Records
Dec 2, 1988
Sold
$400,000
$179/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$9,658 (+4.7%)
$477,176 + $348,891
$826,067
2024
$9,224 (+1.6%)
$467,820 + $342,050
$809,870
2023
$9,080 (+1.7%)
$458,648 + $335,344
$793,992
2022
$8,925 (+2.1%)
$449,655 + $328,769
$778,424
2021
$8,744 (+1.0%)
$440,839 + $322,323
$763,162
2020
$8,653 (+1.3%)
$432,196 + $316,003
$748,199
2019
$8,546 (+2.7%)
$427,765 + $312,763
$740,528
2018
$8,320 (+1.1%)
$419,378 + $306,631
$726,009
2017
$8,228 (+7.5%)
$403,094 + $294,725
$697,819
2016
$7,652 (+0.6%)
$403,094 + $294,725
$697,819
2015
$7,610 (+1.2%)
$395,191 + $288,947
$684,138
2014
$7,520 (+0.5%)
$381,631 + $279,032
$660,663
2013
$7,485 (+3.1%)
$381,631 + $279,032
$660,663
2012
$7,257 (+1.5%)
$379,907 + $277,771
$657,678
2011
$7,149 (+0.6%)
$372,458 + $272,325
$644,783
2010
$7,103 (+0.9%)
$365,155 + $266,986
$632,141
2009
$7,037 (+5.0%)
$362,426 + $264,991
$627,417
2008
$6,702
$363,287 + $265,621
$628,908
Public record
Public record
Zoning
Beds
3
Baths
3
Stories
1
Lot width
—
Lot depth
—
Lot size
4 Acres
Year renovated
1978
Finished Sq. Ft.
2,231
Unfinished Sq. Ft.
—
Total Sq. Ft.
2,231
Year built
1977
Style
Single Family Residential
County
Contra Costa County
APN
3651500500
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 13, 2026.
ECD-R-80
Environmental Conservation- One Family Residential District
Environmental Conservation: The Environmental Conservation Districts are established as companion districts, to be used in conjunction with residential, industrial or undesignated use districts. The combined ECD District shall be subject to the regulations of this Chapter and the regulations prescribed in this Title for the companion residential or industrial or undesignated district. In addition to the objectives prescribed in Section 22.02.010 of this Title, the ECD Environmental Conservation Districts are included in the zoning regulations to accomplish the following objectives: To implement the provisions of the open space, conservation, seismic safety and scenic roadway elements of the General Plan; To provide for the accommodation of a level of development consonant with the protection of environmental values in those portions of the City with high natural environmental qualities; To protect the health, safety and welfare of residents of the City through the protections and preservation of the community; One Family Residential: In addition to the objectives prescribed in Section 22.02.010 of this Title the R Residential Districts are included in the zoning regulations to achieve the following purposes: Reserve appropriately located areas tar residential living in a variety of types of dwellings, at a reasonable range of population densities consistent with sound standards of public health and safety; Ensure adequate light, air and privacy for each dwelling unit; Provide adequate amounts of private open space in proximity to each dwelling unit; Provide space for community facilities needed to complement urban residential areas; Provide space for institutions which require a residential environment; Minimize traffic congestion and to avoid the overloading of utilities by preventing the construction of buildings of excessive size in relation to the land around them; Provide necessary space for off-street parking of automobiles and, where appropriate for off-street loading of trucks; Protect residential properties from the hazs, noise and congestion created by commercial and industrial traffic; Protect residential properties from noise, illumination, unsightliness, odors, dust, dirt, smoke, vibration, heat, glare and other objectionable influences; Protect residential properties from fire, explosion, noxious fumes and other hazards.
Permitted uses
Include but are not limited to:
Agriculture
Agriculture-Other
Housing-Group
Housing-Single unit
Housing-Multiple units
Housing-Senior
Housing-Other
Recreation
Agriculture-Cropland
Park & open space
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
6/10 Fire Factor
8% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 96° 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
13 unhealthy days expected this year, 13 days in 30 years
Provided by First Street
Historical weather
Martinez, CA • 94553
Average low and high temperatures (°F)
60
43
62
45
70
49
70
49
77
53
80
55
80
56
87
59
84
59
78
56
64
49
56
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
97/ 100
Exceptional sunlight
Sunscore
There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
11.2 hrs
6.8 hrs
JuneDecember
Provided by Shadowmap
Redfin Estimate for 834 Carter Acres Ln
$1,705,923
$6,923 over list price of $1.70M
Nearby comparable homes
The Redfin Estimate uses 6 recent nearby sales, priced between $883K to $1.6M.