823 Delaware St is a 4,892 square foot multi-family home on a 9,000 square foot lot with 8 bedrooms and 5 bathrooms. - it last sold on September 23, 1983 for $50,000. Based on Redfin's Berkeley data, we estimate the home's value is $1,508,265.
Multi-familyProperty Type
1950Year Built
9,000 sq ftLot Size
$308Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,508,265
$1.5M since sold in September 1983$100K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 13.1% lower than the average sale price ($1.73M) 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
R-1A
Limited Two-Family Residential District
The purpose of the Limited Two-Family Residential district is to: Recognize and protect the existing pattern of low medium-density residential areas characterized by reasonable open and spacious type of development consistent with the General Plan; Protect adjacent properties from unreasonable obstruction of light and air; Allow flexibility in the use of property for residential purposes by permitting two dwelling units on one lot under limited conditions; and Appropriately regulate the rear and side setback areas for the construction of a dwelling unit in areas west of San Pablo Avenue.
Permitted uses
Include but are not limited to:
Agriculture-Other
Park & open space
Jun 13, 2018 • Active
Minor
Roofing
Dec 7, 2017 • Final
Minor
Install a new high-efficiency two-stage heating and air conditioning system. Install all new ducting.
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: 22
Exterior
Exterior Information
Construction Type: Wood
Building Construction Quality: Average
Property Information
Subdivision Name: BERKELEY LTI ASSOCIATION B
Living Sq. Ft: 4,892
Building Sq. Ft: 4,892
# of Units: 4
# of Stories: 2.5
Legal Description: MAP 19 PG 79 BLK 65 LOT 18
Lot Information
# of Buildings: 1
Land Sq. Ft: 9,000
Legal Lot Number: 18
Legal Block Number: 65
Municipality Name: BERKELEY INCORP
Acres: 0.2066
County Use Description: FOUR LIVING UNITS; E.G. FOURPL
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 8
Baths: 5.0
Sq. Ft.: 4,892
Stories: 2.5
Lot Size: 9,000 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1950
Year Renovated: 1950
County: Alameda County
APN: 058 211901900
Home facts updated by county records on Jul 28, 2026
Around this home
Schools
Rosa Parks Environmental Science Magnet School
Public K-5 • Assigned • 0.4mi
9/10
Martin Luther King Middle School
Public 6-8 • Assigned • 1.3mi
9/10
Berkeley High School
Public 9-12 • Assigned • 1.5mi
9/10
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
3/10 Heat Factor
7 days above 82° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
16 unhealthy days expected this year, 16 days in 30 years
Provided by First Street
Historical weather
Berkeley, CA • 94710
Average low and high temperatures (°F)
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72
56
63
50
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47
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Sun exposure
In this area, properties receive around 11.1 hours in
June and 5 hours in December, placing it above the
U.S. average for solar exposure.
11.1 hrs
5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.43M – $1.74M
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