Skip to main content
CityRuleLookup

Accessory Structures in Peoria, AZ (2026)

9 verified accessory structures rules for Peoria, Arizona, sourced directly from the municipal code and official government pages.

Verified from official government sources

ADU Rules

Peoria allows Accessory Dwelling Units on single-family lots following Arizona HB 2720. ADUs must be smaller than the primary dwelling, meet setback requirements, and comply with building codes.

Peoria ADU (Accessory Dwelling Unit) Rules

Some Restrictions

ADU Permits

Peoria permits accessory dwelling units (often locally called casitas) by-right under Arizona Revised Statutes section 9-461.18, enacted by HB 2720 in 2024 and effective for cities over 75,000 population on or before January 1, 2025. Peoria (population approximately 190,000) is subject to the mandate. The Peoria Zoning Ordinance (PZO) Article 14-2 (Residential Districts) was amended to comply. Single-family lots may have one detached and one attached ADU; lots over one acre may add a third detached unit.

Peoria ADU Permit Requirements

Few Restrictions

ADU Impact Fees

Ariz. Rev. Stat. section 9-461.18 limits the fees Peoria may charge on accessory dwelling units and expressly prohibits requiring off-site street improvements. Standard building permit and plan review fees through Peoria Development and Engineering apply, calculated on construction valuation under the City's adopted fee schedule. Water and sewer development fees may apply if the ADU triggers a new utility connection.

Peoria ADU Impact Fees

Few Restrictions

ADU Owner Occupancy

Peoria may not require owner-occupancy as a condition of building or operating an accessory dwelling unit. Arizona Ariz. Rev. Stat. section 9-461.18 (HB 2720) preempts owner-occupancy mandates for cities over 75,000 population. The Peoria Zoning Ordinance residential districts were amended to remove any prior owner-occupancy condition. Investor-owned ADUs are permitted on single-family lots.

Peoria ADU Owner-Occupancy Rules

Few Restrictions

ADU Rental Restrictions

Peoria ADUs may be rented for long-term and short-term stays. Ariz. Rev. Stat. section 9-461.18 prohibits Peoria from banning short-term rental of ADUs as a category. Short-term rentals (under 30 days) require a Peoria vacation rental permit and a Transaction Privilege Tax (TPT) license from the Arizona Department of Revenue under Ariz. Rev. Stat. section 9-500.39, with mandatory emergency contact, neighbor notification, and liability insurance.

Peoria ADU Rental and Short-Term Rental Rules

Some Restrictions

Shed Rules

Peoria regulates accessory buildings under Section 21-422 of the zoning code. Small sheds under 200 sq ft may not require a building permit but must comply with setback and height requirements.

Peoria Shed & Accessory Building Rules

Some Restrictions

Garage Conversions

Garage conversions in Peoria require building permits and must meet building code standards for habitable rooms. Replacement parking may be required depending on the zoning district.

Peoria Garage Conversion Rules

Some Restrictions

Carport Rules

Carports in Peoria require a building permit and must comply with the zoning ordinance (Chapter 21). Accessory buildings under 200 square feet and 8 feet tall may be placed near property lines. Larger carports must meet full setback requirements. The combined area of accessory structures is limited by lot coverage maximums for the zoning district.

Peoria Carport Regulations

Some Restrictions

Tiny Homes

Tiny homes on permanent foundations may qualify as ADUs in Peoria under the recently updated Section 21-316 (Accessory Dwelling Units). Peoria updated its ADU regulations in late 2024 to comply with Arizona HB 2720. Tiny homes on wheels are classified as RVs and cannot be permanent residences. Foundation-based tiny homes must meet all building code requirements.

Peoria Tiny Home Regulations

Some Restrictions

Looking for Maricopa County county-wide rules?

County ordinances apply to unincorporated areas and may supplement Peoria city rules.

Accessory Structures in Maricopa County