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San Fernando · Building on your lot

Lot splits under SB 9 in San Fernando

San Fernando's own rules on lot splits under sb 9, with the code text for every value, and the state law underneath.

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Each rule below links to the section of the San Fernando Municipal Code it was read from, with the code text one click away (checked October 2026). General information, not legal advice.

What San Fernando's code says

San Fernando code What San Fernando's code adds
How the lot may be divided
  • Each new lot must be between 48% and 52% of the original lot's area.
    Applies: Urban lot splits (SB 9).
    § 78-186 · code text
    The two resulting lots shall be of approximately equal lot area, and not smaller than 48 percent or larger than 52 percent of the lot area of the original parcel.
Minimum new lot size
  • Each new lot must be at least 1,200 square feet.
    § 78-186 · code text
    No lot resulting from an urban lot split shall be smaller than 1,200 square feet.
Standards
  • Lot width follows R-1 zone rules; each new lot must be at least 75% of the original lot width.
    Applies: Urban lot split lots.
    § 78-186 · code text
    Lot width shall be per the R-1 zoning district. The width of any lot resulting from an urban lot split shall not be less than 75 percent of the original lot width.
  • No minimum lot depth, as long as the minimum lot size is met.
    Applies: Lots created by an urban lot split.
    § 78-186 · code text
    Lots created per this division are not required to have a minimum depth, provided that the minimum lot size stated in subsection (b)(5) below is maintained.
  • No more than 2 lots.
    Applies: A parcel map dividing an existing lot through an urban lot split.
    § 78-186 · code text
    The parcel map subdividing an existing parcel pursuant to this division shall create no more than two parcels. Both parcels shall be considered new parcels.
  • Each lot needs street frontage on or access to a public right-of-way; the split line must parallel the street line.
    Applies: Urban lot split lots; curved street lines have other allowed options.
    § 78-186 · code text
    Each lot shall have street frontage on or access to a public right-of-way as required by the public works department. The lot split line shall be parallel to the street property line. If the street property line curves, the lot split line may have the same or similar curve radius or may be straight.
  • Flag lots are allowed if the narrow strip fits a driveway and emergency pedestrian access.
    Applies: Flag lots; an access easement must be recorded for the rear lot.
    § 78-186 · code text
    Flag lots are permitted, provided that the narrow portion of the lot connected to the public right-of-way has sufficient width for a driveway and for emergency pedestrian access. An access easement shall be recorded providing street access for the rear parcel.
  • Each lot must have water, sewer, storm drain, gas and electric service that meets city standards.
    Applies: Lots created by an urban lot split.
    § 78-186 · code text
    Each parcel created by an urban lot split shall have water, sewer, storm drain, gas and electric utility service that comply with city standards.
Owner occupancy
  • Owner signs an affidavit to live in 1 of the units as their main home for at least 3 years.
    Applies: Urban lot splits; counted from approval; not for a community land trust or qualified nonprofit corporation.
    § 78-184 · code text
    Each owner of the property on which an urban lot split is proposed shall provide a signed affidavit stating that the owner intends to occupy one of the dwelling units on one of the lots created by the urban lot split as their principal residence for a minimum of three years from the date of the approval of the urban lot split, unless the applicant is a "community land trust," as defined in Revenue and Taxation Code § 402.1(a)(11)(C)(ii), or is a "qualified nonprofit corporation" as described in Revenue and Taxation Code § 214.15.

Who this affects

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Frequently asked questions

Can I split my lot under SB 9 in San Fernando?

San Fernando's code: Each new lot must be between 48% and 52% of the original lot's area. (Urban lot splits (SB 9).) (§ 78-186); Each new lot must be at least 1,200 square feet. (§ 78-186).

General information, not legal advice.

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