Portola Valley, California · District
R-1
R-1 District
Dimensional standards
Uses
Permitted by right8
- single-family dwellings
- group homes that do not provide licensable services
- residential care facilities and group homes that provide licensable services to six or fewer persons
- supportive housing
- transitional housing
- public school when located in conformance with the general plan
- temporary uses permitted by Section 18.36.030
- residential dwelling units
Conditional / special use5
- residential care facilities and group homes that provide licensable services to seven or more persons
- residential planned unit developments
- landscaping, open space, growing of plants and similar low intensity uses attendant to adjoining C-C district uses
- publicly-owned park, recreation or open space areas
- fire stations
Accessory5
- accessory uses as permitted in Section 18.36.040 and Chapter 18.42
- accessory uses permitted by subsections B, D, E, F, G, H, I, J and K of Section 18.12.040
- household pets
- accessory dwelling unit
- junior accessory dwelling unit
Extracted standards
1 individual requirements pulled out of this section’s prose, each with the sentence it came from.
Other
- PUDPlanned unit development (PUD)A negotiated district where a whole site is approved to its own bespoke plan. minimum lot areaMinimum lot areaThe smallest parcel on which the district allows anything to be built. reduction4,000 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
In R-1 districts the net area may be reduced to not less than one-fourth of that required in the combining district in which the planned unit development is located but not less than four thousand square feet in any case.
From the ordinance
In R-1 districts the net area may be reduced to not less than one-fourth of that required in the combining district in which the planned unit development is located but not less than four thousand square feet in any case, provided the planning commission makes the findings required in paragraph B (1) of this section.