321 Quinnhill Rd is a 2,814 square foot house on a 10,000 square foot lot with 5 bedrooms and 3 bathrooms. - it last sold on September 06, 1990 for $710,000. Based on Redfin's Los Altos data, we estimate the home's value is $4,953,033.
Single-familyProperty Type
1974Year Built
10,000 sq ftLot Size
$1,760Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$4,953,033
$4.2M since sold in September 1990$31K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 1.9% higher than the average sale price ($4.86M) 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.
Permits
Oct 11, 2011 • Final
Residential alterations
Work on 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
Interior
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 10
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: U-Shape
Construction Type: Wood
Building Construction Quality: Good
Roof Framing Type: Wood
Property Information
Subdivision Name: UNIVERSITY HEIGHTS
Living Sq. Ft: 2,814
Ground Floor Sq. Ft: 1,654
Building Sq. Ft: 2,814
# of Stories: 2
Legal Description: TRACT 5265 UNIVERSITY HEIGHTS BOOK 316 PAGE 5 PAGE 6 LOT 13
Parking & Garage Information
Garage/Parking Sq. Ft: 784
Lot Information
# of Buildings: 1
Land Sq. Ft: 10,000
Legal Lot Number: 13
Municipality Name: LOS ALTOS CITY
Acres: 0.2296
Depth Footage: 125
Front Footage: 80
Zoning Code: R1E10
County Use Description: RESID SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Tax Area: LOS ALTOS CITY
Public facts
Beds: 5
Baths: 3.0
Sq. Ft.: 2,814
Stories: 2.0
Lot Size: 10,000 square feet
Style: Single Family Residential
Year Built: 1974
Year Renovated: 1974
County: Santa Clara County
APN: 33644021
Home facts updated by county records on Aug 22, 2026
Around this home
Schools
Loyola Elementary School
Public K-6 • Assigned • 0.9mi
10/10
Georgina P. Blach Junior High School
Public 7-8 • Assigned • 1.4mi
9/10
Los Altos High School
Public 9-12 • Assigned • 1.4mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
The Los Altos housing market remains highly competitive, fueled by top-rated schools, desirable neighborhoods, and proximity to major tech employers. Well-priced homes continue to attract strong demand and multiple offers.