1689 Donaldson Ct is a 1,211 square foot house on a 0.28 acre lot with 3 bedrooms and 2 bathrooms. - it last sold on September 24, 2020 for $665,000. Based on Redfin's Concord data, we estimate the home's value is $800,820.
Single-familyProperty Type
1950Year Built
0.28 acresLot Size
$661Est. Price/Sq.Ft.
4 car garageParking
Source:Public Records
Redfin Estimate
$800,820
$136K since sold in September 2020$27K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 10.2% higher than the average sale price ($727K) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #41062235
Jul 18, 2024
Listing Removed
—
Public Records
Sep 24, 2020
Sold
$665,000
$549/sq ft
Public Records
Apr 13, 2011
Sold
$225,000
$186/sq ft
Public Records
Aug 12, 1998
Sold
$145,000
$120/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #28257421
Jul 5, 1998
Listing Removed
—
Public Records
May 2, 1986
Sold
$87,000
$72/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$8,265 (+2.1%)
$441,631 + $292,580
$734,211
2025
$8,095 (+2.2%)
$441,631 + $292,580
$734,211
2024
$7,918 (+1.5%)
$432,972 + $286,844
$719,816
2023
$7,804 (+0.9%)
$424,483 + $281,220
$705,703
2022
$7,738 (+2.1%)
$416,160 + $275,706
$691,866
2021
$7,580 (+149.5%)
$408,000 + $270,300
$678,300
2020
$3,038 (+1.2%)
$400,000 + $265,000
$665,000
2019
$3,002 (+3.5%)
$210,863 + $52,713
$263,576
2018
$2,899 (+3.0%)
$206,729 + $51,680
$258,409
2017
$2,816 (+2.5%)
$198,702 + $49,674
$248,376
2016
$2,747 (+0.3%)
$198,702 + $49,674
$248,376
2015
$2,738 (+1.0%)
$194,806 + $48,700
$243,506
2014
$2,711 (+2.2%)
$188,122 + $47,030
$235,152
2013
$2,653 (+1.7%)
$188,122 + $47,030
$235,152
2012
$2,608 (+18.5%)
$187,272 + $46,818
$234,090
2011
$2,202 (+0.9%)
$183,600 + $45,900
$229,500
2010
$2,182 (+0.3%)
$83,204 + $113,034
$196,238
2009
$2,175 (+2.6%)
$82,583 + $112,190
$194,773
2008
$2,119
$82,780 + $112,457
$195,237
Tax history for 1689 Donaldson Ct
Year
Property tax
Land + Additions
Assessment*
2026
$8,265 (+2.1%)
$441,631 + $292,580
$734,211
2025
$8,095 (+2.2%)
$441,631 + $292,580
$734,211
2024
$7,918 (+1.5%)
$432,972 + $286,844
$719,816
2023
$7,804 (+0.9%)
$424,483 + $281,220
$705,703
2022
$7,738 (+2.1%)
$416,160 + $275,706
$691,866
2021
$7,580 (+149.5%)
$408,000 + $270,300
$678,300
2020
$3,038 (+1.2%)
$400,000 + $265,000
$665,000
2019
$3,002 (+3.5%)
$210,863 + $52,713
$263,576
2018
$2,899 (+3.0%)
$206,729 + $51,680
$258,409
2017
$2,816 (+2.5%)
$198,702 + $49,674
$248,376
2016
$2,747 (+0.3%)
$198,702 + $49,674
$248,376
2015
$2,738 (+1.0%)
$194,806 + $48,700
$243,506
2014
$2,711 (+2.2%)
$188,122 + $47,030
$235,152
2013
$2,653 (+1.7%)
$188,122 + $47,030
$235,152
2012
$2,608 (+18.5%)
$187,272 + $46,818
$234,090
2011
$2,202 (+0.9%)
$183,600 + $45,900
$229,500
2010
$2,182 (+0.3%)
$83,204 + $113,034
$196,238
2009
$2,175 (+2.6%)
$82,583 + $112,190
$194,773
2008
$2,119
$82,780 + $112,457
$195,237
*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
May 21, 2014 • Final
Bldhp historical
Construct a garage and master bedroom addition. Install a new electrical service and a new heating and air conditioning system in the attic.
Addition
Electrical
HVAC
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: 8
Exterior
Property Information
Subdivision Name: AYERS RANCH SUB
Living Sq. Ft: 1,211
Ground Floor Sq. Ft: 1,211
Building Sq. Ft: 1,211
# of Stories: 1
Legal Description: AYERS RANCH SUB POR LOT 7 .280 AC
Parking & Garage Information
Garage/Parking Sq. Ft: 792
Lot Information
# of Buildings: 1
Land Sq. Ft: 12,197
Legal Lot Number: 7
Acres: 0.28
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,211
Stories: 1.0
Lot Size: 0.28 acres
Style: Single Family Residential
Year Built: 1950
Year Renovated: 1970
County: Contra Costa County
APN: 1171500034
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
Ayers Elementary School
Public K-5 • Assigned • 0.6mi
5/10
Pine Hollow Middle School
Public 6-8 • Assigned • 1.2mi
6/10
Concord High School
Public 9-12 • Assigned • 2.1mi
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
9% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 95° 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 • 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
$761,000 – $921,000
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