4151 Old Trace Rd is a 12,553 square foot house on a 1.14 acre lot with 7 bedrooms and 9 bathrooms. - it last sold on December 17, 2021 for $5,900,000. Based on Redfin's Palo Alto data, we estimate the home's value is $22,298,633.
Single-familyProperty Type
2022Year Built
1.14 acresLot Size
$1,776Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$22,298,633
$16.4M since sold in December 2021$530K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 109.6% higher than the average sale price ($10.64M) of 5 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
RE
Residential Estate District
The RE residential estate district is intended to create and maintain single-family living areas characterized by compatibility with the natural terrain and native vegetation. The RE district provides locations for residential, limited agricultural, and open space activities most suitably located in areas of very low density or rural qualities. Accessory dwelling unit(s) and accessory structures or buildings are appropriate where consistent with the site and neighborhood character. Community uses and facilities should be limited unless no net loss of housing units would result.
Permitted uses
Include but are not limited to:
Agriculture
Housing-Single unit
Housing-Multiple units
Housing-Senior
Housing-Mobile home park
May 2, 2026 • Final
Project - building
Install roof-mounted solar photovoltaic modules with microinverters on a residential building.
Electrical
Solar
Oct 6, 2025 • Final
Project - building
Build a new residential inground pool and spa with related equipment.
Pool and hot tub
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
Heating & Cooling
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 20
Exterior
Exterior Information
Physical Condition: Good
Building Style Type: H-Shape
Construction Type: Wood
Building Construction Quality: Excellent
Roof Framing Type: Wood
Property Information
Subdivision Name: LA PURISSIMA CONCEPCION
Living Sq. Ft: 12,553
Ground Floor Sq. Ft: 6,212
Building Sq. Ft: 12,553
# of Stories: 1
Parking & Garage Information
Garage/Parking Sq. Ft: 440
Lot Information
# of Buildings: 4
Land Sq. Ft: 49,800
Legal Lot Number: 7
Municipality Name: PALO ALTO CITY
Acres: 1.1433
Zoning Code: RE
County Use Description: RESID SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Tax Area: PALO ALTO CITY
Public facts
Beds: 7
Baths: 9.0
Sq. Ft.: 12,553
Stories: 1.0
Lot Size: 1.14 acres
Style: Single Family Residential
Year Built: 2022
Year Renovated: 2025
County: Santa Clara County
APN: 17520059
Home facts updated by county records on Aug 21, 2026
Around this home
Schools
Lucille M. Nixon Elementary School
Public K-5 • Assigned • 1.7mi
10/10
Ellen Fletcher Middle
Public 6-8 • Assigned • 0.9mi
9/10
Henry M. Gunn High School
Public 9-12 • Assigned • 0.7mi
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
3/10 Fire Factor
0.15% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 93° expected this year, 13 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
7/10 Air Factor
13 unhealthy days expected this year, 13 days in 30 years
Provided by First Street
Historical weather
Palo Alto, CA • 94306
Average low and high temperatures (°F)
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61
76
54
65
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44
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Sun exposure
In this area, properties receive around 11.1 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.1 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$21.18M – $25.64M
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