Belmont, CA Building Permits & Teardown Predictor
We track every Belmont building permit, demolition filing, zoning change, and off-market transaction in one place, giving spec builders and developers a single feed of where the market is moving. Each permit is scored against lot value, structure age, and neighborhood comps to surface high-ROI teardown and new-build opportunities before they hit the MLS.
Related guides: Who tracks demolition & building permits in Silicon Valley? · Can you SB 9 lot-split in Belmont? Run the screener · How to estimate developer ROI on a teardown rebuild
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The week's best teardown and spec-build plays across the Peninsula, with the developer ROI worked out from permits, parcels, and sold comps. One email a week, no spam.
Why Developers Target Belmont
Belmont has seen a surge in “mansionization”, older, smaller homes on large lots demolished to build luxury spec homes. AddressIntel's algorithm identifies these aging properties from Floor Area Ratio (FAR), recent neighborhood comps, and permit velocity.
- Automated Demolition Cost Estimates
- New-Build Proforma ROI Generation
- Real-time Permit Webhooks
Belmont Market Metrics
| Permits Trackedall permits on file | 63 |
|---|---|
| Demolition Permitssince January 1, 2023 | n/a |
| New-Construction Permitssince January 1, 2023 | n/a |
| High-Probability Teardowns | 38 Active |
| Total Declared Permit Valueall permits on file | — |
Belmont & San Mateo County Building Permits
AddressIntel tracks 63 Belmont building permits as part of our San Mateo County building permits dataset, pulled from municipal sources and updated regularly. Whether you need to look up a single Belmont building permit for one address or scan San Mateo County building permits for teardown and new-construction activity, every filing 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 Belmont
| Address | Teardown Score | List Price |
|---|---|---|
| 2032 Lyon Ave | 95 | $1,499,000 |
| 510 Sterling View Ave | 75 | $1,548,000 |
| 641 Waltermire St | 72 | $1,298,000 |
| 1080 Judson St | 65 | $1,810,000 |
| 425-427 Wessex Way | 65 | $1,799,000 |
| 2808 Wakefield Dr | 50 | $3,480,000 |
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Recent Belmont Building Permits
The latest Belmont building permits and demolition filings, drawn from 63 permits we track for the city, pulled from municipal sources and updated regularly.
| Address | Type | Value | Issued |
|---|---|---|---|
| 2829 SAN JUAN BLVD | ALTERATION - ALTERATION | — | 2026-09-10 |
| 1440 FIFTH AVE | ALTERATION - WINDOWS | — | 2026-09-10 |
| 1039 CONTINENTALS WAY | ALTERATION - ALTERATION | — | 2026-09-08 |
| 1604 FRANCIS AVE | ALTERATION - WINDOWS | — | 2026-09-08 |
| 1039 CONTINENTALS WAY | ALTERATION - ALTERATION | — | 2026-09-08 |
| 806 ANITA AVE | ALTERATION - INTERIOR REMODEL | — | 2026-09-04 |
| 4112 MARSTEN AVE | ALTERATION - RETAINING WALL | — | 2026-09-04 |
| 3200 UPPER LOCK AVE | ALTERATION - DECK | — | 2026-09-03 |
Belmont Teardown & Permit FAQ
How many teardown opportunities are there in Belmont?
AddressIntel currently tracks 38 high-probability teardown opportunities in Belmont, scored by lot value, structure age, and neighborhood comps.
What is the typical developer ROI on a Belmont teardown?
We do not publish a single Belmont figure, because there is no honest one: returns swing on land cost, buildable envelope, and comps. Instead, every Belmont property page carries an interactive build-to-zoning proforma (purchase, demolition, construction at current costs, cost of sale against size-matched comps) so each lot is underwritten on its own numbers.
Where can I find recent Belmont building permits?
AddressIntel tracks Belmont building permits (63 permits currently on file), including new construction, additions, and demolition filings, pulled from municipal sources and updated regularly. See the recent permits table above for the latest activity.
How do I find demolition permits in Belmont?
AddressIntel tracks Belmont building and demolition permits, updated regularly from municipal sources.