Residential Building Permit in Unincorporated Cache County, Utah
Required for new residential construction, additions, and structural alterations in Unincorporated Cache County.
Verified 2026-06-27 · Source
When you need this permit
- Project valuation over $500
- New construction or structural modification
- Changes to electrical, plumbing, or mechanical systems
Required documents
- Req
Building Plans
Complete construction drawings to scale (floor plans, elevations, sections, structural details). Most Utah jurisdictions now require a single PDF set uploaded through their online permit portal.
- Req
Site Plan
Property survey showing setbacks and footprint
- Req
Energy Compliance
REScheck or equivalent energy calculation
- Req
Engineered Truss Plans
Sealed truss layouts for new construction
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| New SFD ($0-$300k valuation) | $2,500 | — |
| New SFD ($300k-$500k) | $3,000 | — |
| New SFD ($500k-$700k) | $3,800 | — |
| New SFD ($700k-$850k) | $5,200 | — |
| New SFD ($850k-$1M) | $7,800 | — |
| New SFD ($1M-$2M) | $8,600 | — |
| New SFD (over $2M) | Consult building department | — |
| Plan Review | 15% of base fee | — |
| Valuation Formula | Main floor sq ft × $150 + Upper floors × $120 + Basement × $80 + Garage × $50 | — |
| Re-Inspection Fee | $75 | — |
| State Surcharge | 1% of permit fee | — |
Review timeline
3–14 business days
Unincorporated Cache County’s published plan-review target
Inspection process
- 1
Foundation
Before concrete pour — forms, rebar, anchor bolts
- 2
Framing
After framing, sheathing, and roof — before insulation
- 3
Insulation
After insulation installed, before drywall
- 4
Final
All work complete, ready for occupancy
Tips
- Submit plans digitally through the Unincorporated Cache County City portal for faster review.
- Schedule inspections at least 24 hours in advance.
- Unincorporated Cache County enforces strict setback requirements — verify with planning before design.
Frequently asked questions
- How much does a residential building permit cost in Unincorporated Cache County?
- Cache County building permit fees for new SFD construction range from $2,500 (up to $300k valuation) to $8,600 ($1M-$2M). Valuation is calculated using a formula: main floor sq ft × $150 + upper floors × $120 + basement × $80 + garage × $50. Plan review is 15% of base fee. Re-inspection is $75. (Adopted 11/6/2024)
- How long does permit review take in Unincorporated Cache County?
- Cache County typically reviews residential building permits in 3-14 working days (about 3-10 for average structures). Plans are submitted digitally and staff email you when the permit is ready.
Sources & verification
Key facts verified against official sources. Last reviewed 2026-06-27.
- Cache County Development Services — official building department
- Cache County Building Fee Schedule (Ord. 2024-18)
Fees, timelines, and adopted codes are researched from each jurisdiction's published records — see how we verify. Requirements change and vary by project, so always confirm the current details with the Unincorporated Cache County building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.
Other permits in Unincorporated Cache County
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