This is PermitBase’s published record for Middleton as of 2026-07-04. It has since been superseded — see the current record. A historical record reflects what PermitBase had verified at that time; it may not capture a real-world change the jurisdiction had made but PermitBase had not yet verified, and it includes any errors we later corrected. Snapshots are never edited retroactively.
Middleton building permits
VerifiedMiddleton, Idaho — as published 2026-07-04.
Verified 2026-07-04 · Source
Codes adopted
Permit types & fees
New Residential Building Permit
VerifiedRequired for new one- and two-family dwelling construction in Middleton. Applied for through the CitizenServe online portal or in person at 1103 W Main St. A $250 building permit deposit is required at application (25% of building permit fee applies toward residential plan review, paid within 30 days or the deposit is forfeited).
Verified 2026-07-04 · Source
Requirements
- Submit 1 hard copy of plans and 1 digital copy of plans
- Site plan required
- Manual J load calculation required
- Res Check (IECC energy compliance) required
- Elevation Certificate required if property is in a floodplain
- Applicant responsible for identifying all property boundary lines and ensuring setbacks
- $250.00 New Residential Building Permit Deposit due at submittal (City Fee Schedule, Res. 526-25)
Required documents
- RequiredNew Residential Building Permit Application (Revised 4/23/2015)Official Middleton Building Department application for new one- and two-family dwellings; available at middleton.id.gov/Portals/0/InspectionForms/Residential Building Permit Application .pdf
- RequiredConstruction DrawingsComplete plan set: site plan, floor plans, elevations, structural details
- RequiredManual J Load CalculationHVAC heating/cooling load calculation
- RequiredRes Check Energy Compliance DocumentationDemonstrates compliance with the Idaho Energy Conservation Code (2018 IECC base)
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| New Residential Building Permit Deposit | $250.00 | Due at application submittal; City Fee Schedule Res. 526-25 (effective 10/1/2025) |
| Building Permit Fee — valuation-based | Per ICC 2021 Building Valuation Data (BVD) table x City Permit Fee Multiplier; e.g. $0–3,000 valuation = $131.52; $6,000–7,000 = $220.00; $50,000–51,000 = $1,028.13; $99,000–100,000 = $1,570.04; values over $100,000 = $1,570.04 for first $100,000 plus $5.60 per each additional $1,000 or fraction thereof | City Fee Schedule Res. 526-25, Attachment A (Middleton 2021 Building Value Data table) |
| Residential Plan Review Fee | 25% of building permit fee | Must be paid within 30 days of assessment or the permit deposit is forfeited (City Fee Schedule Res. 526-25) |
| Public Works Residential/Commercial Building Inspection Fee | $25.00 | City Fee Schedule Res. 508-24 |
| Water Connection Fee (per Equivalent Dwelling Unit, 5/8" x 3/4" meter) | $4,476.53 | City Fee Schedule Res. 526-25 |
| Sewer Connection Fee (per Equivalent Dwelling Unit, 5/8" x 3/4" meter) | $15,000.00 | City Fee Schedule Res. 508-24 |
| City Parks Impact Fee — Single Family Residential (per EDU) | $2,313.00 | City Fee Schedule Res. 499-23 |
| Transportation Impact Fee — Single Family Housing (per dwelling unit) | $5,050.00 | City Fee Schedule Res. 526-25, Attachment E (New Transportation Impact Fees) |
| Reinspection — Building, second notice of correction for same item | $75.00 | City Fee Schedule Res. 508-24 |
Electrical Permit
VerifiedRequired for all electrical installations in Middleton, including new residential wiring, service changes, and remodel/repair circuits. Middleton self-administers electrical permitting and inspection through its own City Building Department (does not route to Idaho DOPL).
Verified 2026-07-04 · Source
Requirements
- Permit required before starting electrical work; failure to obtain a permit prior to starting work results in double/triple fees
- All permits applied for and issued through the CitizenServe portal; allow 24 hours for permit processing
- Work must comply with the 2023 National Electrical Code (NEC) with Idaho amendments
- Inspections must be requested through the CitizenServe portal before 4:00 PM for next-day scheduling
Required documents
- RequiredElectrical Permit Application (Attachment B, Revised 8/1/2024)City of Middleton Building Department electrical permit form
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| New Residential — single family dwelling, up to 1,500 sq ft | $130.00 | — |
| New Residential — single family dwelling, 1,501 to 2,500 sq ft | $195.00 | — |
| New Residential — single family dwelling, 2,501 to 3,500 sq ft | $260.00 | — |
| New Residential — single family dwelling, 3,501 to 4,500 sq ft | $325.00 | — |
| Existing Residential | $65.00 basic fee, plus $10.00 each additional branch circuit up to the maximum for the corresponding residential square footage | — |
| Electrical temporary construction service only (200 amp or less, one location) | $65.00 | — |
| Modular, manufactured, or mobile homes — electrical | $65.00 basic fee plus $10.00 for each additional circuit | — |
| Request inspection / re-inspection / technical service | $65.00 minimum plus $65.00 per hour or portion thereof in excess of one hour, including travel to and from job location | — |
Plumbing Permit
VerifiedRequired for all plumbing installations in Middleton, including new residential piping, fixture additions, and sewer/water connections. Governed by the 2017 Idaho State Plumbing Code (based on the 2015 Uniform Plumbing Code). Self-administered by the City Building Department.
Verified 2026-07-04 · Source
Requirements
- Permit required before starting plumbing work; failure to obtain a permit prior to starting work results in double/triple fees
- All permits applied for and issued through the CitizenServe portal; allow 24 hours for permit processing
- Work must comply with the 2017 Idaho State Plumbing Code
Required documents
- RequiredPlumbing Permit Application (Attachment C, Revised 8/1/2024)City of Middleton Building Department plumbing permit form
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| New Residential — single family dwelling, up to 1,500 sq ft | $130.00 | — |
| New Residential — single family dwelling, 1,501 to 2,500 sq ft | $195.00 | — |
| New Residential — single family dwelling, 2,501 to 3,500 sq ft | $260.00 | — |
| New Residential — single family dwelling, 3,501 to 4,500 sq ft | $325.00 | — |
| Existing Residential | $65.00 basic fee plus $10.00 per additional plumbing fixture up to the maximum for the corresponding square footage | — |
| Plumbing Residential Sewer & Water | $50.00 each, or $65.00 for combination if inspected at the same time | — |
| Modular, manufactured, or mobile home — plumbing (sewer and water stub connection) | $65.00 basic fee | — |
| Lawn sprinklers / water heaters / water conditioners | $65.00 basic fee per item | — |
| Request inspection / re-inspection / technical service | $65.00 minimum plus $65.00 per hour or portion thereof in excess of one hour, including travel | — |
Mechanical / HVAC Permit
VerifiedRequired for all mechanical equipment installations in Middleton, including furnaces, HVAC systems, gas lines, and fireplaces. Governed by the 2018 International Mechanical Code and 2018 International Fuel Gas Code. Self-administered by the City Building Department.
Verified 2026-07-04 · Source
Requirements
- Permit required before starting mechanical work; failure to obtain a permit prior to starting work results in double/triple fees
- All permits applied for and issued through the CitizenServe portal; allow 24 hours for permit processing
- Work must comply with the 2018 International Mechanical Code and 2018 International Fuel Gas Code
Required documents
- RequiredMechanical Permit Application (Attachment D, Revised 8/1/2024)City of Middleton Building Department mechanical permit form
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| New Residential — single family dwelling, up to 1,500 sq ft | $130.00 | — |
| New Residential — single family dwelling, 1,501 to 2,500 sq ft | $195.00 | — |
| New Residential — single family dwelling, 2,501 to 3,500 sq ft | $260.00 | — |
| New Residential — single family dwelling, 3,501 to 4,500 sq ft | $325.00 | — |
| Existing Residential | $65.00 basic fee plus $10.00 for each additional HVAC equipment item up to the maximum for the corresponding square footage | — |
| HVAC Only — fireplace installation | $130.00 (includes two inspections) | — |
| HVAC Gas Line | $65.00 basic fee | — |
| Hydronic Flooring | $65.00 basic fee plus $10.00 for each additional manifold/zone | — |
| Request inspection / re-inspection / technical service | $65.00 minimum plus $65.00 per hour or portion thereof in excess of one hour, including travel | — |
Accessory Structure Permit
VerifiedRequired for any structure or accessory structure exceeding 200 square feet constructed, remodeled, renovated, or added to within the City of Middleton, per City Code Title 4, Chapter 1, Section 4-1-1.
Verified 2026-07-04 · Source
Requirements
- No structure or accessory structure over 200 square feet may be constructed, remodeled, renovated, or added to without first obtaining a building permit and paying established fees (Middleton City Code 4-1-1)
- Structures 200 sq ft or under are not addressed by this section — confirm permit-exempt status and any zoning/setback requirements with the Building Department before proceeding
Required documents
- RequiredSmall Projects Building Permit applicationFor accessory structures and small projects; a $75 Small Projects Building Permit Deposit applies per the City Fee Schedule (Res. 526-25). Contact the Building Department for the specific form.
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| Small Projects Building Permit Deposit | $75.00 | City Fee Schedule Res. 526-25 |
| Building Permit Fee — valuation-based | Per ICC 2021 Building Valuation Data table x City Permit Fee Multiplier (see Attachment A of City Fee Schedule) | City Fee Schedule Res. 526-25, Attachment A |
Sources & verification
Verified against official sources. Last reviewed 2026-07-04.
Fee schedules
Applications & forms
Checklists & handouts
Online permit portal
Codes & ordinances
Department & other records
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 Middleton building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.