1138 San Miguel Rd is a 1,032 square foot house on a 8,000 square foot lot with 2 bedrooms and 1 bathroom. - it last sold on September 28, 2018 for $400,000. Based on Redfin's Concord data, we estimate the home's value is $584,791.
Single-familyProperty Type
1950Year Built
8,000 sq ftLot Size
$567Est. Price/Sq.Ft.
1 car garageParking
Source:Public Records
Redfin Estimate
$584,791
$185K since sold in September 2018$12K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 6.6% lower than the average sale price ($626K) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40364859
Aug 25, 2008
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #10237546
Sep 18, 1997
Listing Removed
—
Public Records
Sep 18, 1997
Sold
$111,000
$108/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #27237546
Aug 11, 1997
Listing Removed
—
Public Records
Nov 8, 1974
Sold
$6,000
$6/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$6,095 (+2.6%)
$432,371 + $22,754
$455,125
2025
$5,939 (+2.7%)
$432,371 + $22,754
$455,125
2024
$5,782 (+2.1%)
$423,894 + $22,308
$446,202
2023
$5,665 (+1.5%)
$415,583 + $21,871
$437,454
2022
$5,581 (+2.6%)
$407,435 + $21,443
$428,878
2021
$5,438 (+0.8%)
$399,447 + $21,023
$420,470
2020
$5,395 (+1.2%)
$391,615 + $20,611
$412,226
2019
$5,330 (+106.6%)
$387,600 + $20,400
$408,000
2018
$2,580 (+4.0%)
$380,000 + $20,000
$400,000
2017
$2,480 (+3.9%)
$92,092 + $68,791
$160,883
2016
$2,386 (+2.4%)
$92,092 + $68,791
$160,883
2015
$2,330 (+3.0%)
$90,287 + $67,443
$157,730
2014
$2,263 (+3.5%)
$87,189 + $65,129
$152,318
2013
$2,186 (+3.2%)
$87,189 + $65,129
$152,318
2012
$2,118 (+2.8%)
$86,795 + $64,835
$151,630
2011
$2,059 (+1.6%)
$85,094 + $63,564
$148,658
2010
$2,026 (+0.3%)
$83,426 + $62,318
$145,744
2009
$2,021 (+6.9%)
$82,803 + $61,853
$144,656
2008
$1,891
$83,000 + $62,000
$145,000
Tax history for 1138 San Miguel Rd
Year
Property tax
Land + Additions
Assessment*
2026
$6,095 (+2.6%)
$432,371 + $22,754
$455,125
2025
$5,939 (+2.7%)
$432,371 + $22,754
$455,125
2024
$5,782 (+2.1%)
$423,894 + $22,308
$446,202
2023
$5,665 (+1.5%)
$415,583 + $21,871
$437,454
2022
$5,581 (+2.6%)
$407,435 + $21,443
$428,878
2021
$5,438 (+0.8%)
$399,447 + $21,023
$420,470
2020
$5,395 (+1.2%)
$391,615 + $20,611
$412,226
2019
$5,330 (+106.6%)
$387,600 + $20,400
$408,000
2018
$2,580 (+4.0%)
$380,000 + $20,000
$400,000
2017
$2,480 (+3.9%)
$92,092 + $68,791
$160,883
2016
$2,386 (+2.4%)
$92,092 + $68,791
$160,883
2015
$2,330 (+3.0%)
$90,287 + $67,443
$157,730
2014
$2,263 (+3.5%)
$87,189 + $65,129
$152,318
2013
$2,186 (+3.2%)
$87,189 + $65,129
$152,318
2012
$2,118 (+2.8%)
$86,795 + $64,835
$151,630
2011
$2,059 (+1.6%)
$85,094 + $63,564
$148,658
2010
$2,026 (+0.3%)
$83,426 + $62,318
$145,744
2009
$2,021 (+6.9%)
$82,803 + $61,853
$144,656
2008
$1,891
$83,000 + $62,000
$145,000
*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
RS6
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-6 corresponding to the minimum lot size 6000. 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
Dec 7, 2025 • Final
Miscellaneous mechanical, electrical or plumbing
Replace the main electrical service panel for a residential building to upgrade the service from 100 amps to 200 amps.
Electrical
Oct 21, 2014 • Final
Building
Tear off the existing roof, resheath the surface, and install new composition shingles.
Roofing
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
Heating & Cooling
Heating Type: Wall Furnace
Room Information
# of Rooms: 4
Exterior
Exterior Information
Physical Condition: Good
Building Construction Quality: Average
Property Information
Subdivision Name: COWELL PARK
Living Sq. Ft: 1,032
Ground Floor Sq. Ft: 1,032
Building Sq. Ft: 1,032
# of Stories: 1
Legal Description: COWELL PARK LOT 13
Parking & Garage Information
Garage/Parking Sq. Ft: 240
Lot Information
# of Buildings: 1
Land Sq. Ft: 8,000
Legal Lot Number: 13
Acres: 0.1837
Depth Footage: 99
Front Footage: 80
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 1,032
Stories: 1.0
Lot Size: 8,000 square feet
Style: Single Family Residential
Year Built: 1950
Year Renovated: 1950
County: Contra Costa County
APN: 1261810020
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 • 1.0mi
6/10
El Dorado Middle School
Public 6-8 • Assigned • 2.3mi
3/10
Mt. Diablo High School
Public 9-12 • Assigned • 1.2mi
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°
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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
$556,000 – $673,000
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