310 Old Spanish Trl, Portola Valley, CA 94028
List Price: $3,990,000
On market
On marketJul 24, 20253,200 sqft3 beds3 baths
Listed by: Tim McKeegan
License #: 00543491
Phone #: 650-740-1110
Terrace Associates
Source:
MLS #: ML81992906
Property Description
This Custom House was built in 2005/06 and was originally designed as a 5br/4.5ba/3car-garage/FR/DR/LR/ and with the option to have an attached (with separate entrance) in-law unit (ADU) of approximately 4,500sqft. on over one acre. Seller has also furnished another preliminary plan sited for a separate ADU at the lower portion of the lot that would need an additional approval from the appropriate authorities. Seller at "buyers option" will complete any of the unfinished areas '"upon mutual agreement" as to the finishes best suited for them. Pictures of the the unfinished Rooms have been "Virtually Staged"
Get a detailed valuation report, schedule a tour or make an offer!
Kevin Kretzmer
Role: TurboHome Head Agent
Experience: 10 years
No. of Transactions: 227
“I specialize in helping clients find their dream home or next investment in California, focusing on residential and multi-family properties. My client-first approach, clear communication, and attention to detail ensure that everyone I work with receives exceptional service.”
TurboHome Fair Market Estimate
TurboHome Savings
$58,824
TurboHome Estimated Value
$3,955,800
$1,236 sqft
High Valuation
$4,153,590
$1298/sqft
Normal Valuation
$3,955,800
$1236/sqft
Low Valuation
$3,758,010
$1174/sqft
3rd Party Estimates
| Source | $/sqft | Valuation |
|---|---|---|
| HouseCanary | $1236/sqft | $3,955,800 |
Get a detailed valuation report, schedule a tour or make an offer!
Kevin Kretzmer
Role: TurboHome Head Agent
Experience: 10 years
No. of Transactions: 227
“I specialize in helping clients find their dream home or next investment in California, focusing on residential and multi-family properties. My client-first approach, clear communication, and attention to detail ensure that everyone I work with receives exceptional service.”
Neighborhood
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Comparative Value
$2.92M
$3.99M
1144 Los Trancos Rd, Portola Valley, CA 94028
Sale Price: $2,925,000
Selected Comparable
310 Old Spanish Trl, Portola Valley, CA 94028
List Price: $3,990,000
Subject Property
Neighborhood Comps
Subject Property
SUBJECT310 Old Spanish Trl, Portola Valley, CA 94028
List: $3,990,000
Listed: 7/24/2025
Area:3,200 sqft
Price/sqft:$1,247
Beds:3
Baths:3
Year Built:—
Lot Size:46,475
Comparable Properties
COMPARABLEChoose comps
1144 Los Trancos Rd, Portola Valley, CA 94028
Sale: $2,925,000
4/22/2025 • 0.59 mi
Area:3,515 sqft
Price/sqft:$832
Beds:3
Baths:3
Year Built:—
Weight:100.0%
Subject Property
SUBJECT| Image | Address | List Price | sqft | Price/sqft | Lot Size | Distance | List Date | Beds | Baths | Year Built | Weight |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 310 Old Spanish Trl, Portola Valley, CA 94028 | $3,990,000 | 3,200 | $1,247 | 46,475 | — | 7/24/2025 | 3 | 3 | — | — |
Comparable Properties
COMPARABLEChoose comps
| Image | Address | Sale Price | sqft | Price/sqft | Lot Size | Distance | Sale Date | Beds | Baths | Year Built | Weight |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1144 Los Trancos Rd, Portola Valley, CA 94028 | $2,925,000 | 3,515 | $832 | 7,585 | 0.59 mi | 4/22/2025 | 3 | 3 | — | 100.0% |
Nearby Listings
12 similar properties within 5 miles
List Price: $3,250,000
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3 bd 3 ba 3,320 sqft
TurboHome Est. Value:
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List Price: $4,695,000
50 Bear Paw, Portola Valley, CA 94028
4 bd 4 ba 4,025 sqft
TurboHome Est. Value:
$4,340,400
List Price: $3,988,000
27690 Briones Ct, Los Altos Hills, CA 94022
4 bd 3 ba 3,116 sqft
TurboHome Est. Value:
$3,923,000
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