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Accessory Dwelling Units (ADU)
An ADU is a self-contained dwelling that may be located within a single-family dwelling or in a permanent accessory structure. Single-family dwellings with an ADU shall not substantially alter the structure or appearance of the existing structure. Accessory Structures that house an ADU shall be architecturally compatible with the primary structure. ADUs are often called mother-in-law, basement, accessory apartments, cottage homes, accessory suites, or ancillary units.
Requirements
The following table outlines some of the ADU requirements. The full list of requirements is listed in Title 15 of the municipal code (15.3.24.090(E)).
| Current Requirements | |
|---|---|
| Owner Occupancy | Required |
| Units per Dwelling | Only one (1) ADU per single-family dwelling |
| Off-Street Parking | Minimum of four(4) off-street parking spaces for external ADUs. Minimum of three (3) off-street parking spaces for internal ADUs. |
| Permitted Zones | All residential zones except for A-E, R-4, R-5 and R-O |
| Minimum Lot Size | 6,000 square feet |
| Building Code | Different requirements for different situations |
| Impact Fees | Not required |
| Separate Electric Meters | Not required |
| Secondary Address | ADUs are assigned a secondary address for public safety purposes. The address is not recognized by the USPS for mail delivery. |
| Registration | Register with Community Development Department |
Registration
ADUs in Spanish Fork must be registered annually. Visit CitizenServe to submit an application. The annual registration fee is $60.
Questions?
For more information regarding ADUs in Spanish Fork City, please contact us:
