| Primary address | 400 West Portola Avenue, Los Altos |
| Zip code | 94022 |
| County | Santa Clara |
| Tract | 24 |
| Neighborhood | North Los Altos |
| Parcel ID | 167-20-052 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 10/11/2018 |
| Sale price | $7,000,000 |
| Arm's length | Register |
| Property tax | $90,033 |
| Building class | Single Family (01) |
| Acreage | 0.491
|
| Zoning district | Single-Family (R1-10) |
| School district | 11001 |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:
Assessed at $7,808,629, the tax amount paid for 400 West Portola Avenue, Los Altos, CA 94022 is $90,033.
When was 400 West Portola Avenue, Los Altos, CA 94022 last sold?400 West Portola Avenue, Los Altos, CA 94022 was last sold in 09/26/2019.
View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.
Create a free account to view the complete sales history for 400 West Portola Avenue, Los Altos, including title documents, transfer conditions, mortgages and liens.
*Here are the three most recent sales for this property.
To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.
R: Recorded date
D: Document date
Access detailed property tax data for 400 West Portola Avenue, Los Altos, CA 94022. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Property tax | $90,033 |
| Market value | $7,808,629 |
Here's the assessment & property tax history for 400 West Portola Avenue, Los Altos, including the evolution of the total tax rate and corresponding property tax.
| Year | Assessment value | Total tax rate | Property tax | Year over year change |
|---|---|---|---|---|
| 2025-2026 | $7,808,629 | 1.153 | $90,033 | +3.59% |
| 2024-2025 | $7,655,520 | 1.1353 | $86,913 | +1.15% |
| 2023-2024 | $7,505,412 | 1.1448 | $85,922 | +0.80% |
| 2022-2023 | $7,358,248 | 1.1584 | $85,238 | -0.59% |
| 2021-2022 | $7,213,970 | 1.1886 | $85,745 | -0.83% |
The complete history of permits filed for 400 West Portola Avenue, Los Altos, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.
Create a free account to unlock extended information for 400 West Portola Avenue, Los Altos, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).
| FEMA flood zone(s) | 0.2 (See more on map) |
| Fire hazard zone | See more on map |
| Faults and tsunami inundation zone map | Register |
| Landslides and liquefaction map | Register |
Access the detailed traffic volume map for 400 West Portola Avenue, Los Altos to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.
| View daily traffic map |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Santa Rita Elementary School | 8 | Public | K-6 | 385 | 0.20 |
| Bullis Charter School | 8 | Charter | K-8 | 1,058 | 0.42 |
| Bowman School | NR | Private | K-8 | 268 | 0.52 |
| Cornerstone Chinese Immersion School | NR | Private | K-1 | 0 | 0.56 |
| Creative Learning Center | NR | Private | K-12 | 46 | 0.83 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Ardis G. Egan Junior High School | 8 | Public | 7-8 | 497 | 0.26 |
| Bullis Charter School | 8 | Charter | K-8 | 1,058 | 0.42 |
| Ellen Fletcher Middle | 8 | Public | 6-8 | 515 | 0.51 |
| Bowman School | NR | Private | K-8 | 268 | 0.52 |
| School For Independent Learners | NR | Private | 8-12 | 18 | 0.52 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| School For Independent Learners | NR | Private | 8-12 | 18 | 0.52 |
| Henry M. Gunn High School | 9 | Public | 9-12 | 1,787 | 0.69 |
| Creative Learning Center | NR | Private | K-12 | 46 | 0.83 |
| Los Altos High School | 8 | Public | 9-12 | 2,141 | 1.06 |
| Pinewood School Upper Campus | NR | Private | K-12 | 612 | 1.25 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 400 West Portola Avenue, Los Altos.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 733 Santa Rita Ave, Los Altos | 10/19/2020 | ||
| 516 W Portola Ave, Los Altos | 02/21/2003 | ||
| 465 W Portola Ave, Los Altos | 02/07/2017 | ||
| 409 Van Buren St, Los Altos | 09/29/2020 | $5,200,000 | |
| 397 Van Buren St, Los Altos | 03/18/1999 | ||
| 780 Santa Rita Ave, Los Altos | 03/21/2008 | ||
| 876 Carmel Ave, Los Altos | 12/06/2013 | ||
| 764 Los Altos Ave, Los Altos | 12/12/2016 | ||
| 788 Dixon Way, Los Altos | 04/30/2019 | ||
| 767 Dixon Way, Los Altos | 07/03/2018 | ||
| 581 Van Buren St, Los Altos | 06/18/2020 | ||
| 743 Santa Rita Ave, Los Altos | 09/22/2025 | $4,900,000 | |
| 767 Santa Rita Ave, Los Altos | 06/08/2017 | $5,400,000 | |
| 852 Los Altos Ave, Los Altos | 02/04/2021 | ||
| 892 Carmel Ave, Los Altos | 04/02/2008 | ||
| 433 Van Buren St, Los Altos | 11/20/2015 | ||
| 506 W Portola Ave, Los Altos | 06/13/2003 | $1,825,000 | |
| 484 W Portola Ave, Los Altos | 08/30/2024 | ||
| 421 Van Buren St, Los Altos | 04/05/2002 | ||
| 485 Van Buren St, Los Altos | 05/29/2025 | $7,550,000 |