21 Lynch Ct is a 1,694 square foot house on a 0.27 acre lot with 4 bedrooms and 2 bathrooms. - it last sold on February 01, 1980 for $65,500. Based on Redfin's Concord data, we estimate the home's value is $885,322.
Single-familyProperty Type
1973Year Built
0.27 acresLot Size
$523Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$885,322
$820K since sold in February 1980$8,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 14% lower than the average sale price ($1.03M) of 6 comparable homes.
*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
Aug 18, 2020 • Final
Building
Replace the air conditioning coil with a 16 SEER unit.
HVAC
Jan 30, 2017 • Final
Building
Install a gas line and electrical connections for a fireplace insert.
Electrical
Gas
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: 9
Exterior
Property Information
Living Sq. Ft: 1,694
Ground Floor Sq. Ft: 1,694
Building Sq. Ft: 1,694
# of Stories: 1
Legal Description: PARCEL MAP 21 PG 16 PCL D
Parking & Garage Information
Garage/Parking Sq. Ft: 483
Lot Information
# of Buildings: 1
Land Sq. Ft: 11,880
Acres: 0.2727
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 1,694
Stories: 1.0
Lot Size: 0.27 acres
Style: Single Family Residential
Year Built: 1973
Year Renovated: 1980
County: Contra Costa County
APN: 1210400618
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
Highlands Elementary School
Public K-5 • Assigned • 0.2mi
7/10
Pine Hollow Middle School
Public 6-8 • Assigned • 0.2mi
6/10
Concord High School
Public 9-12 • Assigned • 3.2mi
5/10
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
13% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 93° 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
17 unhealthy days expected this year, 17 days in 30 years
Provided by First Street
Historical weather
Concord, CA • 94521
Average low and high temperatures (°F)
60
40
64
43
72
47
72
48
80
52
85
55
87
57
92
59
85
60
74
52
64
46
57
44
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
$842,000 – $1.02M
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