Portola Valley, CA Building Permits: Where to Search
AddressIntel does not track Portola Valley building permits. We ingest building-department records daily from the San Mateo County and South Bay cities on our permit tracker, and Portola Valley is not one of them, so the city's own permit records (Portola Valley Planning & Building Department, linked below) remain the authoritative source for filings there. What we can bring to a Portola Valley deal is the surrounding market: permits from the cities we do cover, plus teardown and ROI scoring across the Peninsula.
Related guides: Who tracks demolition & building permits in Silicon Valley? · Can you SB 9 lot-split in Portola Valley? Run the screener · How to estimate developer ROI on a teardown rebuild
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Why Developers Target Portola Valley
Across the Peninsula, older and smaller homes on large lots are being demolished to build luxury spec homes, and Portola Valley shares the housing stock that drives it. AddressIntel's algorithm identifies those aging properties from Floor Area Ratio (FAR), recent neighborhood comps, and permit velocity, in the San Mateo County cities we ingest. It does not run on Portola Valley, because we do not hold Portola Valley permits or listings to run it on.
- Automated Demolition Cost Estimates
- New-Build Proforma ROI Generation
- Real-time Permit Webhooks
Portola Valley Market Metrics
| Permits Trackedall permits on file | n/a |
|---|---|
| Demolition Permitssince January 1, 2023 | n/a |
| New-Construction Permitssince January 1, 2023 | n/a |
| High-Probability Teardowns | 13 Active |
| Total Declared Permit Valueall permits on file | — |
Portola Valley & San Mateo County Building Permits
Where Portola Valley permits actually live: Portola Valley Planning & Building Department. AddressIntel does not ingest Portola Valley, so that is the system of record, not this page.
For a Portola Valley building permit or demolition filing, go to the city directly: Portola Valley Planning & Building Department holds the record, and we do not mirror it. AddressIntel's San Mateo County building permits dataset covers the cities listed on our permit tracker, which does not currently include Portola Valley. That dataset is still the fastest way to read the San Mateo County market a Portola Valley project competes in, and every filing in it is scored for developer ROI and teardown potential.
Working a teardown? See our guide to the demolition permit process, or learn who tracks Silicon Valley building permits and how San Mateo County permit data reaches developers.
Top Teardown Opportunities in Portola Valley
| Address | Teardown Score | List Price |
|---|---|---|
| 245 Bonita Rd | 98 | $2,595,000 |
| 76 Old Spanish Trl | 80 | $1,649,000 |
| 1080 Westridge Dr | 75 | $7,995,000 |
| 285 Escobar Rd | 70 | $5,488,000 |
| 10 Joaquin Rd | 70 | $4,999,999 |
| 3343 Alpine Rd | 60 | $4,999,000 |
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Portola Valley Teardown & Permit FAQ
How many teardown opportunities are there in Portola Valley?
AddressIntel currently tracks 13 high-probability teardown opportunities in Portola Valley, scored by lot value, structure age, and neighborhood comps.
What is the typical developer ROI on a Portola Valley teardown?
We do not publish a Portola Valley figure, because Portola Valley is outside our coverage and we have not measured one. Developer ROI anywhere depends on land cost, build spec, and timeline; our teardown ROI guide walks the residual land value model you would run by hand on a Portola Valley lot.
Where can I find recent Portola Valley building permits?
From the city itself. Portola Valley Planning & Building Department is the system of record for Portola Valley filings. AddressIntel does not carry Portola Valley permits, so we would rather point you at the source than imply we mirror it.
Does AddressIntel track Portola Valley permits?
No. We ingest building-department records daily from the San Mateo County and South Bay cities listed on our permit tracker, and Portola Valley is not currently among them. What we do publish that bears on a Portola Valley project is the surrounding market: permits, sales, and teardown scoring for the cities we do cover, refreshed monthly in the developer report.