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ADUs are allowed in Driggs
Types:DetachedInternal

Accessory Dwelling Unit (ADU) Rules for Driggs, ID

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# of Parcels
2,472
Zoning districts
33
Avg Parcel Value
$557,073
Median Parcel Size
0.28 acres
Zoning Districts:
2,552 parcels · 33 districts
RS-7
40%(1,033)
PUD-T-R
13%(334)
IL
7%(182)
NX
6%(155)
Other
33%(848)

ADU Rules

What can you build in Driggs, ID?

Driggs, ID follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.

Interior / Attached ADU Size Limits

  • Maximum size by zoning district: 1,200 sq ft (RC-2.5/RC-0.5); 1,000 sq ft (RS-16/RS-7/RS-5/DX/CX); 900 sq ft (IL); 700 sq ft (RS-3/RM-1/RM-2/RX/NX/IX/CC/CH). In the Airport Operations Overlay: 1,250 sq ft (also subject to ≤20% of hangar ground floor, not modeled).
  • Must be less than 50% of the entire dwelling’s heated floor area.
  • Within the Tributary area, maximum of 750 sq ft or 50% of the primary unit’s floor area, whichever is less.

Detached ADU Size Limits

  • Maximum detached ADU heated floor area by zone: RC-2.5/RC-1.0/RC-0.5 up to 1,200 sq ft; RS-16/RS-7/RS-5 up to 1,000 sq ft; RS-3/RM-1/RM-2/RX/NX up to 700 sq ft.

Owner Occupancy

  • ADU must be owner- or employee-occupied.

Parking

  • 1 space/ADU; no max. Exceptions: Parking Exemption Overlay does not waive; on-street credits apply only to commercial uses; tandem parking allowed if both spaces serve the same dwelling unit.

Rental Restrictions

  • Short-term rentals limited to one active STR per property (30 days or less); owner-occupied units exempt.
  • In IL district, attached ADU must be owner- or employee-occupied and cannot be rented to the general public.

What's allowed on your lot?

These are the municipality-wide rules. What's allowed on a specific property also depends on state laws, setbacks, floor area ratio, lot coverage, environmental constraints, topography, and other property-specific factors. Search your address on FutureLot to see what's allowed on your property.

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ADU rules in other Idaho municipalities

Rules change at the town line. Check the municipality your property is actually in.

Teton County

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