665 Winthrop Rd is a 2,884 square foot house on a 0.25 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on August 27, 1986 for $386,000. Based on Redfin's San Marino data, we estimate the home's value is $2,845,329.
Single-familyProperty Type
1966Year Built
0.25 acresLot Size
$987Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$2,845,329
$2.5M since sold in August 1986$64K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 7% higher than the average sale price ($2.66M) 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.
Property details
Interior
Heating & Cooling
Heating Type: Central
Exterior
Property Information
Subdivision Name: LOS ROBLES RHO
Living Sq. Ft: 2,884
# of Units: 1
Legal Description: SUB OF A PORTION OF THE LOS ROBLES RANCHO LOT COM AT INTERSECTION OF SW LINE OF EL MOLINO AVE WITH NW LINE OF WINTHROP RD TH SW ON SD NW LINE 95 FT TH N 36 25'15" W TO SE LINE OF LAND DESC IN LOT 6
Lot Information
# of Buildings: 1
Land Sq. Ft: 10,935
Legal Lot Number: 6
Municipality Name: SAN MARINO
Acres: 0.251
Depth Footage: 115
Front Footage: 95
Zoning Code: SOR1*
County Use Description: SINGLE FAMILY RESID
Location Information
Parcel Location Influence: Corner
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,884
Stories: —
Lot Size: 0.25 acres
Style: Single Family Residential
Year Built: 1966
Year Renovated: 1986
County: Los Angeles County
APN: 5323016041
Home facts updated by county records on Oct 7, 2026
Around this home
Schools
Valentine Elementary School
Public K-5 • Assigned • 1.1mi
10/10
Huntington Middle School
Public 6-8 • Assigned • 1.2mi
9/10
San Marino High School
Public 9-12 • Assigned • 2.2mi
10/10
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 98° expected this year, 20 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
6/10 Air Factor
10 unhealthy days expected this year, 10 days in 30 years
Provided by First Street
Historical weather
San Marino, CA • 91108
Average low and high temperatures (°F)
69
49
71
51
74
53
72
53
76
57
81
60
86
63
90
65
86
65
81
57
72
51
70
50
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 9.7 hours in
June and 6.8 hours in December, placing it above the
U.S. average for solar exposure.
9.7 hrs
6.8 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$2.70M – $3.27M
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