1660 Delta Rd is a 1,083 square foot house on a 5,000 square foot lot with 2 bedrooms and 1 bathroom. Based on Redfin's Knightsen data, we estimate the home's value is $446,130.
Single-familyProperty Type
1905Year Built
5,000 sq ftLot Size
$412Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$446,130
$10K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 19.9% lower than the average sale price ($557K) of 6 comparable homes.
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Earn from this home
Sell
$421,943
Est. take-home
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Rent
$1,903/mo
Redfin rental estimate
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Market trends in 94548, CA
Last updated September 2026
Sale-to-List Price
97.3%
0.0% MoM
Median sale price
$399K
$0 MoM
Avg. days on market
0d
0 days MoM
Recently sold homes
1
0 MoM
Provided by Redfin
Sale history for 1660 Delta Rd
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$861 (+1.9%)
$28,772 + $51,979
$80,751
2024
$845 (+1.6%)
$28,208 + $50,960
$79,168
2023
$832 (+1.9%)
$27,655 + $49,961
$77,616
2022
$817 (+2.0%)
$27,113 + $48,982
$76,095
2021
$801 (+0.4%)
$26,582 + $48,022
$74,604
2020
$797 (−5.0%)
$26,061 + $47,081
$73,142
2019
$840 (−2.7%)
$25,794 + $46,599
$72,393
2018
$863 (−9.3%)
$25,289 + $45,686
$70,975
2017
$952 (+24.9%)
$24,308 + $43,913
$68,221
2016
$762 (+0.7%)
$24,308 + $43,913
$68,221
2015
$757 (+0.9%)
$23,832 + $43,052
$66,884
2014
$750 (+0.7%)
$23,016 + $41,576
$64,592
2013
$745 (+2.4%)
$23,016 + $41,576
$64,592
2012
$727 (+1.1%)
$22,912 + $41,389
$64,301
2011
$720 (+0.7%)
$22,463 + $40,578
$63,041
2010
$715 (−0.4%)
$22,023 + $39,783
$61,806
2009
$718 (+2.8%)
$21,859 + $39,486
$61,345
2008
$698
$21,911 + $39,580
$61,491
Tax history for 1660 Delta Rd
Year
Property tax
Land + Additions
Assessment*
2025
$861 (+1.9%)
$28,772 + $51,979
$80,751
2024
$845 (+1.6%)
$28,208 + $50,960
$79,168
2023
$832 (+1.9%)
$27,655 + $49,961
$77,616
2022
$817 (+2.0%)
$27,113 + $48,982
$76,095
2021
$801 (+0.4%)
$26,582 + $48,022
$74,604
2020
$797 (−5.0%)
$26,061 + $47,081
$73,142
2019
$840 (−2.7%)
$25,794 + $46,599
$72,393
2018
$863 (−9.3%)
$25,289 + $45,686
$70,975
2017
$952 (+24.9%)
$24,308 + $43,913
$68,221
2016
$762 (+0.7%)
$24,308 + $43,913
$68,221
2015
$757 (+0.9%)
$23,832 + $43,052
$66,884
2014
$750 (+0.7%)
$23,016 + $41,576
$64,592
2013
$745 (+2.4%)
$23,016 + $41,576
$64,592
2012
$727 (+1.1%)
$22,912 + $41,389
$64,301
2011
$720 (+0.7%)
$22,463 + $40,578
$63,041
2010
$715 (−0.4%)
$22,023 + $39,783
$61,806
2009
$718 (+2.8%)
$21,859 + $39,486
$61,345
2008
$698
$21,911 + $39,580
$61,491
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Jan 15, 2013 • Final
Building - residential mechanical
Replace the furnace and air conditioning unit with a high-efficiency system.
HVAC
Jan 30, 2010 • Final
Building - residential electrical
Electrical
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
Air Conditioning Type: Wall Unit
Heating Fuel Type: Gas
Heating Type: Wall Furnace
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 5
Exterior
Exterior Information
Foundation Type: Raised W/Crawlspace
Building Style Type: Conventional
Exterior Wall: Wood
Property Information
Subdivision Name: KNIGHTSEN TOWNSITE
Living Sq. Ft: 1,083
Ground Floor Sq. Ft: 1,083
Building Sq. Ft: 1,083
# of Stories: 1
Legal Description: TOWN OF KNIGHTSEN LOT 12 BLK 1
Parking & Garage Information
# of Parking Spaces: 1
Garage/Parking Sq. Ft: 160
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,000
Legal Lot Number: 12
Legal Block Number: 1
Acres: 0.1148
Depth Footage: 100
Front Footage: 60
Zoning Code: R-6
County Use Description: SINGLE FAMILY
Utility Information
Sewer Type: Septic
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 1,083
Stories: 1.0
Lot Size: 5,000 square feet
Style: Single Family Residential
Year Built: 1905
Year Renovated: 1911
County: Contra Costa County
APN: 0200730117
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Knightsen Elementary School
Public K-8 • Assigned • 0.3mi
6/10
Liberty High School
Public 9-12 • Assigned • 2.7mi
7/10
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
6/10 Heat Factor
7 days above 101° 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, 18 days in 30 years
Provided by First Street
Historical weather
Knightsen, CA • 94548
Average low and high temperatures (°F)
59
40
63
45
72
50
73
51
81
56
88
59
91
60
94
62
87
62
79
55
64
47
56
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 12.6 hours in
June and 4.7 hours in December, placing it above the
U.S. average for solar exposure.
12.6 hrs
4.7 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$424,000 – $514,000
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