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Hillsborough Regulations

  • Aug 25, 2022
  • 1 min read

BACKYARD OFFICE RESTRICTIONS:

Permit Restrictions

  • ALL modifications or additions need to be approved by either the Design Review Board (ADRB) or by Planning Staff

  • The building department will have to review detailed construction drawings in order to approve the project

  • The addition of an overhang, deck, or slab foundation would likely trigger a permit and need to be reviewed by the building department as well

Height and Setback Restrictions

  • Max height: generally 32 feet within the setback lines

    • Also needs to abide by the “Building Envelope”

    • If >22ft, subject to Story poles

  • Setback

    • 20 feet from side

    • 20 feet from rear

    • 25-30 feet from street front (dependent on the size of the road)


ADU RESTRICTIONS:

Zoning Restrictions

  • All single-family homes are permitted to have ADUs

  • All two-family homes are permitted to have ADUs

  • All multi-family homes are permitted to have ADUs

Setback and Height Restrictions

  • Setback Restrictions:

    • Side lot: 4 feet

    • Rear lot: 4 feet

  • Maximum height: 32 feet

Other Restrictions

  • Short-term rentals for < 30 days are not allowed



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