Mountain View Zoning Intelligence
Zoning, permitted uses, ADU rules, and development potential for Mountain View, California. 78 districts analyzed.
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How is Mountain View zoned?
Permitted uses vary by district. Search a Mountain View parcel on the map above to see exactly what you can build there.
- Total zoning districts78
- Residential districts1
- Commercial districts4
- Industrial districts4
Statewide law - applies to all California cities, not specific to Mountain View.
- California state ADU lawApplies statewide
- SB-9 lot split eligibilityPer parcel review
- SB-79 (transit-oriented housing)Near transit, from Jul 2026
- Density Bonus Law (state)Eligible projects
- Local impact / permittingVerify with Mountain View planning
What should developers know about Mountain View zoning?
Mountain View is a dense Silicon Valley city with a 78-district zoning code that reflects decades of tech-driven growth and planning complexity. The most distinctive feature of the zoning map is its reliance on numbered Planned Community (P) districts: the city has over 20 distinct P-numbered zones covering hundreds of acres, with P(38) alone at 281 acres being the largest single district. These Planned Community designations govern major employment and residential campuses - including significant tech company facilities - under site-specific agreements rather than standard zoning. The ML (Administrative Research and Limited Industrial) and MM (General Industrial) districts together represent the city's core employment land, with ML at 87.6 acres and MM totaling roughly 226 acres across two designations.
On the residential side, Mountain View's housing supply is predominantly built out, and new multifamily development tends to occur either within Planned Community districts or along commercial corridors through the Commercial Residential Arterial (CRA) zone at 21 acres. Commercial Service (CS) at 76.5 acres is the primary zone for neighborhood-serving retail and auto-oriented commercial uses. The Commercial Neighborhood (CN, 28 acres), Commercial Office (CO, 14 acres), and CRA districts address transit-adjacent and walkable commercial needs. A small Agricultural zone (A, 37.4 acres) and Agricultural Williamson Act (AW, 10.6 acres) represent holdover non-urban land within city limits. Building controls are comprehensive: FAR, lot, multi, density, coverage, pervious, height, and setback requirements all apply.
For developers and investors, Mountain View's zoning picture is fundamentally about negotiated development rather than by-right entitlement. The Planned Community districts require direct engagement with city staff and often involve development agreements. Infill opportunities are limited given the built-out nature of the city, but the CRA corridor and underutilized CS and ML parcels present the best prospects for transit-oriented or mixed-use redevelopment given proximity to the VTA light rail and Caltrain. This is pre-development intelligence, not legal advice - verify with the local planning department before acquisition.
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Try ArchiWise free →Mountain View, California Zoning Districts: What Do They Mean?
Zoning districts are areas regulated by specific laws that determine land use, building types, and development rules. Each district below shows its zone type and which uses it permits.
| Zone Code | Zone Type | Permitted Uses | Area |
|---|---|---|---|
A Agricultural | - | - | 37.4 ac |
AW Agricultural Williamson Act | - | - | 10.6 ac |
CN Commercial Neighborhood | - | - | 28 ac |
CO Commercial Office | - | - | 14.2 ac |
What are the building controls in Mountain View?
Setback, height, FAR, lot area, and density controls enforced across Mountain View zoning districts.
- Assorted
- Far control
- Lot control
- Multi control
- Density control
- Coverage control
- Pervious control
- Lot width control
- Rear setback control
- Side setback control
- Front setback control
- Building height control
Cities near Mountain View
Mountain View zoning: frequently asked questions
What are the Planned Community (P) zones and how do they work in Mountain View?
Mountain View has more than 20 numbered Planned Community districts (P, P(13) through P(38)) covering several hundred acres collectively. Each P-number represents a site-specific zoning designation with its own permitted uses, development standards, and often a development agreement tied to a major employer or residential project. Any development within a P zone requires review of that specific plan's governing documents rather than the standard zoning code - site-level diligence is essential.
Where can multifamily residential development be pursued in Mountain View?
New multifamily housing in Mountain View typically occurs through Planned Community approvals, along the Commercial Residential Arterial (CRA) corridor at 21 acres, or via state-mandated density bonus and ADU laws that apply citywide. The city's housing element has designated several sites for residential intensification, particularly near transit. Given limited vacant land, adaptive reuse of underperforming commercial or industrial parcels - especially in ML and CS zones near Caltrain - is the most common entitlement path.
What does the ML (Administrative Research and Limited Industrial) zone allow?
ML at roughly 88 acres accommodates office, R&D, light assembly, and administrative functions associated with tech and knowledge-sector employers. The ML-SD (Special Design) variant at 2.6 acres applies additional design standards. These zones are the backbone of Mountain View's employment base and are subject to citywide growth management policies. Conversion of ML land to residential is a politically active issue in Mountain View and may require general plan amendments.
How does Mountain View handle commercial and retail zoning along major corridors?
The Commercial Service (CS) zone at 76.5 acres is the dominant retail and auto-service designation, typically lining major arterials. The smaller Commercial Neighborhood (CN) and Commercial Office (CO) zones handle walkable retail and office concentrations near residential neighborhoods. The CRA (Commercial Residential Arterial) zone explicitly anticipates mixed-use intensification along select corridors, making it the most development-active commercial category for housing-plus-retail projects.
Are there any agricultural or non-urban land uses still present in Mountain View?
Yes - the A (Agricultural) district at 37.4 acres and AW (Agricultural Williamson Act) at 10.6 acres represent remnant non-urban parcels within city limits. Williamson Act contracts restrict non-agricultural development and require formal cancellation proceedings, which can be lengthy and expensive. Developers should verify whether any target parcel carries a Williamson Act contract before pursuing entitlement, as cancellation typically requires payment of a cancellation fee to the county.
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Zoning data is pre-development intelligence, not legal advice. Verify with the Mountain View planning department before acquisition or design.