Portola Valley, California — interactive Google street map, satellite and terrain views, Street View, live National Weather Service conditions and 7-day forecasts, real-time local and world news, and an editorial description of Portola Valley, San Mateo County.
| City | Portola Valley |
| State | California (CA) |
| County | San Mateo |
| Country | United States of America |
| Timezone | Pacific Time (America/Los_Angeles) |
| Latitude | 37.384107 |
| Longitude | -122.235244 |
| Population | 4,305 |
| Density | 184.0 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 94028 |
| Area Code | 415, 628 |
| County Seat | Redwood City |
| School District | Portola Valley Elementary School District |
Portola Valley is a locality in San Mateo County, California, United States. It has a population of approximately 4,305. The population density is 184.0 people per km². Portola Valley is located at 37.3841°N, 122.2352°W. It observes the Pacific Time (America/Los_Angeles) timezone. ZIP code: 94028.
Portola Valley unfolds as a landscape of rolling hills and verdant canyons, a place where the Santa Cruz Mountains begin their gentle descent towards the bay. It lies 5.6 miles south-south-west of Menlo Park, CA (from Menlo Park, CA: bearing 211°T), and is situated 8.3 miles west of Mountain View. Here, oak woodlands, their branches etched with the wisdom of seasons, form a dappled canopy over a terrain crisscrossed by ephemeral creeks that whisper secrets after the rains. The air, especially in the late afternoon, carries the dry, sweet scent of sun-warmed chaparral and the fainter, richer aroma of damp earth beneath the redwoods. Houses are thoughtfully placed, often set back from narrow, winding roads, their architecture harmonizing with the natural contours of the land rather than imposing upon it. The overall impression is one of quiet abundance, a generous spreading out of green that seems to absorb the usual clamor of the outside world. The history of Portola Valley is deeply intertwined with the agricultural past of the peninsula, a legacy that still echoes in the occasional rambling ranch and the carefully preserved open spaces. For generations, this land sustained orchards and vineyards, and though the economy has shifted, the connection to the earth remains palpable. The founding families, many of whom still have roots here, established a tradition of stewardship, a commitment to preserving the natural beauty that drew them to this particular stretch of California. This has fostered a distinctive cultural character, one that values privacy, quietude, and a deep appreciation for the surrounding environment, creating a pace of life dictated more by the changing light and the turning seasons than by the ticking clock.
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This page provides an interactive Google map of Portola Valley, California with street, satellite and terrain views and integrated Street View imagery. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on Portola Valley and San Mateo County.
Detailed location data for Portola Valley includes the ZIP code (94028), telephone area code (415, 628), county seat of San Mateo County (Redwood City), and school district assignment (Portola Valley Elementary School District). These are among the most commonly searched location details for any US city or town.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct Portola Valley is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | June 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. Location verified by proximity — not name matching alone. |