1227 Derby St is a 1,001 square foot house on a 5,320 square foot lot with 1 bedroom and 1 bathroom. - it last sold on February 13, 1986 for $108,500. Based on Redfin's Berkeley data, we estimate the home's value is $993,899.
Single-familyProperty Type
1907Year Built
5,320 sq ftLot Size
$993Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$993,899
$885K since sold in February 1986$119K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 6.2% lower than the average sale price ($1.06M) 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
R-1
Single Family Residential District
The purpose of the Single-Family Residential (R-1) district is to: Recognize and protect the existing pattern of development in the low-density, single-family residential areas of the city consistent with the General Plan; Make housing available for persons who desire detached housing and a relatively large amount of usable open space; Protect adjacent properties from unreasonable obstruction of light and air; and Permit community facilities such as religious assembly uses, schools, parks, and libraries which serve the local population and are not detrimental to the immediate neighborhood.
Permitted uses
Include but are not limited to:
Agriculture-Other
Park & open space
Property details
Interior
Heating & Cooling
Heating Type: Floor Furnace
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 4
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Rectangular Design
Construction Type: Wood
Building Construction Quality: Average
Exterior Wall: Wood Siding
Building Type: Detached
Property Information
Subdivision Name: MATHEWS
Living Sq. Ft: 1,001
Building Sq. Ft: 1,001
# of Units: 1
# of Stories: 1
Legal Description: OFFICIAL RECS 10 PG 29 BLK 10 LOT 16
Parking & Garage Information
# of Parking Spaces: 1
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,320
Legal Lot Number: 16
Legal Block Number: 10
Municipality Name: BERKELEY INCORP
Acres: 0.1221
Depth Footage: 132
Front Footage: 40
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 1
Baths: 1.0
Sq. Ft.: 1,001
Stories: 1.0
Lot Size: 5,320 square feet
Style: Single Family Residential
Year Built: 1907
Year Renovated: 1907
County: Alameda County
APN: 054 178700400
Home facts updated by county records on Sep 16, 2026
Around this home
Schools
K - 12
Preschool & daycare
Malcolm X Elementary School
Public K-5 • Assigned • 0.8mi
8/10
Berkeley High School
Public 9-12 • Assigned • 1.0mi
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 • 94702
Average low and high temperatures (°F)
62
46
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48
68
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68
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69
57
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72
60
70
55
63
50
60
47
Jan
Feb
Mar
Apr
May
Jun
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Aug
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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
$945,000 – $1.14M
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