| Primary address | 4109 Alpine Road, Portola Valley |
| Zip code | 94028 |
| County | Santa Clara |
| Neighborhood | Felt Lake |
| Parcel ID | 182-36-045 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 10/20/2004 |
| Sale price | $28,500 |
| Property tax | $11,413 |
| Building class | Single Family (01) |
| Acreage | 2.008 |
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 $954,060, the tax amount paid for 4109 Alpine Road, Portola Valley, CA 94028 is $11,413.
When was 4109 Alpine Road, Portola Valley, CA 94028 last sold?4109 Alpine Road, Portola Valley, CA 94028 was last sold in 12/18/2019.
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 4109 Alpine Road, Portola Valley, including title documents, transfer conditions, mortgages and liens.
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 4109 Alpine Road, Portola Valley, CA 94028. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Property tax | $11,413 |
| Market value | $954,060 |
Here's the assessment & property tax history for 4109 Alpine Road, Portola Valley, 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 | $954,060 | 1.1963 | $11,413 | +4.37% |
| 2024-2025 | $935,354 | 1.1691 | $10,935 | +1.51% |
| 2023-2024 | $917,014 | 1.1747 | $10,772 | +1.14% |
| 2022-2023 | $899,034 | 1.1847 | $10,651 | +2.10% |
| 2021-2022 | $881,406 | 1.1836 | $10,432 | +2.21% |
The complete history of permits filed for 4109 Alpine Road, Portola Valley, 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 4109 Alpine Road, Portola Valley, 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, A, D (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 4109 Alpine Road, Portola Valley 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) |
|---|---|---|---|---|---|
| Woodland School | NR | Private | PK-8 | 266 | 1.01 |
| Woodland School | NR | Private | PK-8 | 266 | 1.01 |
| Creekside 21st Century Learning Lab | NR | Private | 4-5 | 13 | 1.01 |
| Corte Madera School | 9 | Public | 4-8 | 273 | 1.07 |
| Ormondale Elementary School | NR | Public | K-3 | 240 | 1.25 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Woodside Priory | NR | Private | 6-12 | 397 | 1.01 |
| Woodland School | NR | Private | PK-8 | 266 | 1.01 |
| Corte Madera School | 9 | Public | 4-8 | 273 | 1.07 |
| Pinewood School Upper Campus | NR | Private | K-12 | 612 | 2.98 |
| Jubilee Academy | NR | Private | 2-11 | 0 | 3.49 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Woodside Priory | NR | Private | 6-12 | 397 | 1.01 |
| Pinewood School Upper Campus | NR | Private | K-12 | 612 | 2.98 |
| Jubilee Academy | NR | Private | 2-11 | 0 | 3.49 |
| Henry M. Gunn High School | 9 | Public | 9-12 | 1,787 | 3.78 |
| Stanford Online High School | NR | Private | 7-12 | 545 | 3.78 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 4109 Alpine Road, Portola Valley.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 616 Los Trancos Rd, Portola Valley | 08/22/2023 | ||
| 4131 Alpine Rd, Portola Valley | 11/21/2025 | ||
| 8 Arastradero Rd, Portola Valley | 09/13/2017 | $5,200,000 | |
| 16 Arastradero Rd, Portola Valley | 12/17/2014 | ||
| 1615 Foxworthy Ave, San Jose | 30,849 | 01/16/2014 | |
| 2 Arastradero Rd, Portola Valley | 07/23/2009 | $1,618,500 | |
| 375 N Pastoria Ave, Sunnyvale | |||
| 4119 Alpine Rd, Portola Valley | 08/31/2022 | $4,325,000 | |
| 63 Los Trancos Woods Rd, Portola Valley | 12/07/2020 | ||
| 1 Arastradero Rd, Portola Valley | 3,234 | ||
| 28 Arastradero Rd, Portola Valley | 02/08/2016 | $6,125,000 | |
| 4111 Alpine Rd, Portola Valley | 12/16/2020 | ||
| 632 Los Trancos Rd, Portola Valley | 08/22/2023 | ||
| 3899 Alpine Rd, Portola Valley | 10/15/2015 |