Last updated: September 24, 2026
What affects the price
Building an ADU is a major project, and the final bill depends on a few key things. Site prep is a big factor; if your land is sloped or needs extensive utility connections, costs go up. The materials you choose—from siding to kitchen finishes—also change the math significantly. Whether you’re building a detached unit or converting an existing garage shifts the permit requirements and structural work needed. We provide exact pricing confirmed free on the call.
Frequently asked in Mesa
What are the disadvantages of ADUs in Mesa?
How much does an ADU cost in Arizona?
The cost for an ADU in Arizona, including Mesa, is highly variable. Factors such as the size of the unit, the quality of finishes, and the specific site conditions will significantly impact the price. To get a clear picture of the investment needed for your specific project, a personalized quote is the best approach. We can facilitate that.
What are the rules for ADUs in Mesa?
Mesa has specific zoning regulations for ADUs, covering aspects like lot coverage, setbacks, and parking requirements. It's essential to review these local ordinances to ensure your ADU plans align with city standards. Familiarizing yourself with these guidelines is a key part of the planning process. We can provide initial guidance.
Is an ADU allowed in Arizona?
Yes, ADUs are permitted in many parts of Arizona, including Mesa, but regulations vary by city and county. Mesa has its own set of rules that must be followed for any ADU construction. Checking with the city's planning department is the best way to confirm specifics. A quick call can help you start understanding this.
What are the rules for ADUs in California?
California has state legislation that aims to simplify the process of building ADUs, often setting minimum standards that local governments must follow. These rules typically address size, permitting, and owner-occupancy requirements. While these are California-specific, they demonstrate a trend towards supporting ADU development. Your Mesa regulations are our focus.
Also serving nearby: Gilbert · Chandler · Tempe · Scottsdale · Phoenix
More on this: HUD ADU resources — ADU policy and financing research.
Service area details
Serving all of Mesa — population 511,648; about 3,618 residents per square mile across 141.4 sq mi. ZIP codes covered include 85201, 85202, 85203, 85204, 85205, 85206, 85207, 85208.
Neighborhoods served in Mesa: Downtown Mesa, Dobson Ranch, Mesa Grande, Red Mountain Ranch, East Mesa, Superstition Springs — and every surrounding area.
Areas we serve
Browse by state, then city.
Alabama (4)
All of Alabama · Birmingham · Huntsville · Mobile · Montgomery
Alaska (1)
Arizona (9)
All of Arizona · Chandler · Gilbert · Glendale · Mesa · Peoria · Phoenix · Scottsdale · Tempe · Tucson
Arkansas (1)
California (29)
All of California · Anaheim · Bakersfield · Chula Vista · Elk Grove · Fontana · Fremont · Fresno · Garden Grove · Glendale · Huntington Beach · Lancaster · Los Angeles · Modesto · Moreno Valley · Oakland · Oceanside · Ontario · Oxnard · Palmdale · Rancho Cucamonga · Riverside · Sacramento · San Bernardino · San Diego · San Francisco · San Jose · Santa Clarita · Santa Rosa · Stockton
Colorado (4)
All of Colorado · Aurora · Colorado Springs · Denver · Fort Collins
District of Columbia (1)
Florida (10)
All of Florida · Cape Coral · Fort Lauderdale · Jacksonville · Miami · Orlando · Pembroke Pines · Port St. Lucie · St. Petersburg · Tallahassee · Tampa
Georgia (2)
Hawaii (1)
Idaho (1)
Illinois (2)
Indiana (2)
Iowa (1)
Kansas (2)
Kentucky (2)
All of Kentucky · Lexington-Fayette · Louisville/Jefferson County
Louisiana (3)
Massachusetts (2)
Michigan (2)
Minnesota (2)
Missouri (3)
Nebraska (2)
Nevada (4)
All of Nevada · Henderson · Las Vegas · North Las Vegas · Reno
New Jersey (2)
New Mexico (1)
New York (4)
All of New York · Buffalo · New York · Rochester · Yonkers
North Carolina (7)
All of North Carolina · Cary · Charlotte · Durham · Fayetteville · Greensboro · Raleigh · Winston-Salem
Ohio (4)
All of Ohio · Akron · Cleveland · Columbus · Toledo
Oklahoma (2)
Oregon (3)
All of Oregon · Eugene · Portland · Salem
Pennsylvania (2)
Rhode Island (1)
South Dakota (1)
Tennessee (6)
All of Tennessee · Chattanooga · Clarksville · Knoxville · Memphis · Murfreesboro · Nashville-Davidson metropolitan government (balance)
Texas (16)
All of Texas · Amarillo · Arlington · Austin · Brownsville · Dallas · El Paso · Fort Worth · Frisco · Garland · Grand Prairie · Irving · Laredo · Lubbock · McKinney · Plano · San Antonio
Utah (1)
Virginia (5)
All of Virginia · Chesapeake · Newport News · Norfolk · Richmond · Virginia Beach
Washington (4)
All of Washington · Seattle · Spokane · Tacoma · Vancouver
