1818 Walnut St is a 9,880 square foot multi-family home on a 4,380 square foot lot with 12 bathrooms. - it last sold on November 01, 1979 for $195,500.
Multi-familyProperty Type
1928Year Built
4,380 sq ftLot Size
$20Price/Sq.Ft.
Source:Public Records
Redfin Estimate
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*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-4
Multi-Family Residential District
The purpose of the Multi-Family Residential (R-4) district is to: Implement the General Plan by encouraging development of relatively high-density residential areas; Make available housing for persons who desire both convenience of location and a reasonable amount of usable open space; Protect adjacent properties from unreasonable obstruction of light and air; Permit the construction of residential structures, such as residential hotels, which will provide housing opportunities for transient or seasonal residents; and Permit the construction of institutional and office uses that are not detrimental to the immediate neighborhood.
Permitted uses
Include but are not limited to:
Agriculture-Other
Housing-Other
Park & open space
Nov 25, 2025 • Final
Plan check
Electrical
Mar 22, 2017 • Active
Plan check
Revise the permit to legalize the installation of second floor windows.
Remodel
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
Exterior
Exterior Information
Construction Type: Wood
Building Construction Quality: Average
Property Information
Subdivision Name: PERCY
Living Sq. Ft: 9,880
Building Sq. Ft: 9,880
# of Units: 12
# of Stories: 3
Legal Description: PART OF LOT 6-8
Lot Information
# of Buildings: 1
Land Sq. Ft: 4,380
Legal Lot Number: 6
Municipality Name: BERKELEY INCORP
Acres: 0.1006
County Use Description: MULTIPLE RESIDENTIAL BUILDING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: —
Baths: 12.0
Sq. Ft.: 9,880
Stories: 3.0
Lot Size: 4,380 square feet
Style: Multi-Family (5+ Unit)
Year Built: 1928
Year Renovated: 1928
County: Alameda County
APN: 057 204900500
Home facts updated by county records on Sep 16, 2026
Around this home
Schools
Berkeley Arts Magnet at Whittier School
Public K-5 • Assigned • 0.2mi
10/10
Willard Middle School
Public 6-8 • Assigned • 1.1mi
10/10
Berkeley High School
Public 9-12 • Assigned • 0.5mi
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
3/10 Fire Factor
0.15% chance of being 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 • 94709
Average low and high temperatures (°F)
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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.