3170 Cowell Rd is a 1,760 square foot house on a 10,367 square foot lot with 3 bedrooms and 3 bathrooms. - it last sold on March 22, 2005 for $555,000. Based on Redfin's Concord data, we estimate the home's value is $900,250.
Single-familyProperty Type
1956Year Built
10,367 sq ftLot Size
$512Est. Price/Sq.Ft.
28 car garageParking
Source:Public Records
Redfin Estimate
$900,250
$345K since sold in March 2005$2,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0.3% higher than the average sale price ($898K) of 5 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40033103
Oct 8, 2004
Listing Removed
—
Public Records
Aug 5, 2003
Sold
$360,000
$205/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$9,782 (+2.4%)
$447,856 + $341,218
$789,074
2025
$9,549 (+2.6%)
$447,856 + $341,218
$789,074
2024
$9,310 (+1.8%)
$439,075 + $334,528
$773,603
2023
$9,142 (+1.3%)
$430,466 + $327,969
$758,435
2022
$9,028 (+2.4%)
$422,026 + $321,539
$743,565
2021
$8,812 (+6.7%)
$413,751 + $315,235
$728,986
2020
$8,256 (+2.6%)
$405,639 + $309,054
$714,693
2019
$8,044 (+5.7%)
$376,000 + $287,000
$663,000
2018
$7,609 (+6.7%)
$363,245 + $276,755
$640,000
2017
$7,129 (+6.3%)
$330,609 + $251,891
$582,500
2016
$6,706 (+5.2%)
$330,609 + $251,891
$582,500
2015
$6,377 (+24.7%)
$312,163 + $237,837
$550,000
2014
$5,113 (+12.1%)
$234,122 + $178,378
$412,500
2013
$4,560 (+14.5%)
$234,122 + $178,378
$412,500
2012
$3,983 (−16.2%)
$211,987 + $161,513
$373,500
2011
$4,754 (+0.6%)
$183,892 + $140,108
$324,000
2010
$4,728 (+0.5%)
$227,027 + $172,973
$400,000
2009
$4,702 (−29.7%)
$227,028 + $172,972
$400,000
2008
$6,688
$227,028 + $172,972
$400,000
Tax history for 3170 Cowell Rd
Year
Property tax
Land + Additions
Assessment*
2026
$9,782 (+2.4%)
$447,856 + $341,218
$789,074
2025
$9,549 (+2.6%)
$447,856 + $341,218
$789,074
2024
$9,310 (+1.8%)
$439,075 + $334,528
$773,603
2023
$9,142 (+1.3%)
$430,466 + $327,969
$758,435
2022
$9,028 (+2.4%)
$422,026 + $321,539
$743,565
2021
$8,812 (+6.7%)
$413,751 + $315,235
$728,986
2020
$8,256 (+2.6%)
$405,639 + $309,054
$714,693
2019
$8,044 (+5.7%)
$376,000 + $287,000
$663,000
2018
$7,609 (+6.7%)
$363,245 + $276,755
$640,000
2017
$7,129 (+6.3%)
$330,609 + $251,891
$582,500
2016
$6,706 (+5.2%)
$330,609 + $251,891
$582,500
2015
$6,377 (+24.7%)
$312,163 + $237,837
$550,000
2014
$5,113 (+12.1%)
$234,122 + $178,378
$412,500
2013
$4,560 (+14.5%)
$234,122 + $178,378
$412,500
2012
$3,983 (−16.2%)
$211,987 + $161,513
$373,500
2011
$4,754 (+0.6%)
$183,892 + $140,108
$324,000
2010
$4,728 (+0.5%)
$227,027 + $172,973
$400,000
2009
$4,702 (−29.7%)
$227,028 + $172,972
$400,000
2008
$6,688
$227,028 + $172,972
$400,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
RS10
Residential Single-Family District
The RS district is applied to areas of the city appropriate for single-family residential uses in neighborhoods at densities of 2.5 to 10 units per net acre, subject to appropriate standards. The RS zoning districts generally apply to the single-family residential districts with development existing at the time of the adoption of this development code. The specific allowable density for each parcel is shown on the zoning map by a numerical suffix residential density designator RS-10 corresponding to the minimum lot size 10000. The RS district is consistent with and implements the low density residential (LDR) land use designation of the general plan.
Permitted uses
Include but are not limited to:
Housing-Single unit
Housing-Senior
Recreation
Agriculture-Cropland
Agriculture-Grove / orchard / vineyard
Park & open space
Feb 22, 2013 • Final
Building
Replace windows throughout the house. Remodel bathrooms and install new countertops in the kitchen.
Bathroom
Kitchen
Remodel
Feb 22, 2013 • Final
Bldhp historical
Replace the water heater in a residential building.
Plumbing
Water heater
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: 7
Exterior
Property Information
Living Sq. Ft: 1,760
Ground Floor Sq. Ft: 1,760
Building Sq. Ft: 1,760
# of Stories: 1
Legal Description: T192PM30 PCL A
Lot Information
# of Buildings: 1
Land Sq. Ft: 10,367
Acres: 0.238
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 3.0
Sq. Ft.: 1,760
Stories: 1.0
Lot Size: 10,367 square feet
Style: Single Family Residential
Year Built: 1956
Year Renovated: 1956
County: Contra Costa County
APN: 1300110309
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
El Monte Elementary School
Public K-5 • Assigned • 0.6mi
6/10
El Dorado Middle School
Public 6-8 • Assigned • 1.9mi
3/10
Mt. Diablo High School
Public 9-12 • Assigned • 1.4mi
3/10
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
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
4/10 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
9/10 Air Factor
18 unhealthy days expected this year, 19 days in 30 years
Provided by First Street
Historical weather
Concord, CA • 94518
Average low and high temperatures (°F)
61°
41°
64°
44°
72°
49°
71°
50°
79°
55°
83°
57°
85°
59°
90°
60°
84°
62°
74°
54°
65°
47°
57°
45°
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.5 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.5 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$856,000 – $1.04M
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