ADU Rules by City

Rent: $1,250-$1,700/mo Build: $120,000-$240,000

Max size: 900 sq ft · Setbacks: 15 feet

Scottsdale, AZ

Rent: $1,500-$2,000/mo Build: $140,000-$280,000

Max size: 700 sq ft · Setbacks: 25 feet

Tucson, AZ

Rent: $1,100-$1,500/mo Build: $110,000-$220,000

Max size: 750 sq ft · Setbacks: 20 feet

California (10 cities)

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Anaheim, CA

Rent: $1,700-$2,300/mo Build: $130,000-$290,000

Max size: 1,200 sq ft · Setbacks: 4 ft

Fresno, CA

Rent: $1,000-$1,400/mo Build: $80,000-$200,000

Max size: 1,200 sq ft · Setbacks: 4 ft

Long Beach, CA

Rent: $1,500-$2,100/mo Build: $120,000-$280,000

Max size: 1,200 sq ft · Setbacks: 4 ft

Los Angeles, CA

Rent: $1,800-$2,500/mo Build: $150,000-$350,000

Max size: 1,200 sq ft · Setbacks: 4 ft for units ≤16 ft height

Oakland, CA

Rent: $1,800-$2,600/mo Build: $160,000-$380,000

Max size: 1,200 sq ft · Setbacks: 4 ft

Sacramento, CA

Rent: $1,300-$1,800/mo Build: $100,000-$250,000

Max size: 1,200 sq ft · Setbacks: 4 ft

San Diego, CA

Rent: $1,600-$2,200/mo Build: $120,000-$300,000

Max size: 1,200 sq ft · Setbacks: 4 ft

San Francisco, CA

Rent: $2,200-$3,200/mo Build: $200,000-$450,000

Max size: 1,200 sq ft · Setbacks: 4 ft minimum

San Jose, CA

Rent: $2,000-$2,800/mo Build: $180,000-$400,000

Max size: 1,200 sq ft · Setbacks: 4 ft

Santa Ana, CA

Rent: $1,700-$2,300/mo Build: $130,000-$300,000

Max size: 1,200 sq ft · Setbacks: 4 ft

Colorado (3 cities)

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Boulder, CO

Rent: $1,600-$2,100/mo Build: $160,000-$320,000

Max size: 1,150 sq ft · Setbacks: 10 feet

Colorado Springs, CO

Rent: $1,250-$1,700/mo Build: $130,000-$260,000

Max size: 1,000 sq ft · Setbacks: 12 feet

Denver, CO

Rent: $1,400-$1,900/mo Build: $140,000-$280,000

Max size: 1,100 sq ft · Setbacks: 10 feet

Florida (4 cities)

View Florida laws →

Jacksonville, FL

Rent: $1,100-$1,600/mo Build: $125,000-$245,000

Max size: 800 sq ft · Setbacks: 20 feet

Miami, FL

Rent: $1,600-$2,200/mo Build: $180,000-$350,000

Max size: 750 sq ft · Setbacks: 25 feet

Orlando, FL

Rent: $1,200-$1,750/mo Build: $130,000-$260,000

Max size: 900 sq ft · Setbacks: 15 feet

Tampa, FL

Rent: $1,300-$1,850/mo Build: $140,000-$280,000

Max size: 800 sq ft · Setbacks: 20 feet

Georgia (2 cities)

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Atlanta, GA

Rent: $1,300-$1,750/mo Build: $120,000-$240,000

Max size: 850 sq ft · Setbacks: 15 feet

Savannah, GA

Rent: $1,300-$1,800/mo Build: $130,000-$260,000

Max size: 750 sq ft · Setbacks: 20 feet

Illinois (2 cities)

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Chicago, IL

Rent: $1,450-$1,950/mo Build: $150,000-$300,000

Max size: 950 sq ft · Setbacks: 15 feet

Evanston, IL

Rent: $1,500-$2,000/mo Build: $140,000-$280,000

Max size: 900 sq ft · Setbacks: 12 feet

Massachusetts (3 cities)

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Boston, MA

Rent: $1,800-$2,400/mo Build: $200,000-$400,000

Max size: 900 sq ft · Setbacks: 20 feet

Cambridge, MA

Rent: $1,900-$2,500/mo Build: $210,000-$420,000

Max size: 950 sq ft · Setbacks: 15 feet

Worcester, MA

Rent: $1,250-$1,650/mo Build: $140,000-$280,000

Max size: 850 sq ft · Setbacks: 20 feet

Minnesota (2 cities)

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Minneapolis, MN

Rent: $1,350-$1,800/mo Build: $140,000-$280,000

Max size: 1,050 sq ft · Setbacks: 10 feet

Saint Paul, MN

Rent: $1,300-$1,750/mo Build: $135,000-$270,000

Max size: 1,000 sq ft · Setbacks: 12 feet

New York (3 cities)

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Buffalo, NY

Rent: $1,100-$1,500/mo Build: $110,000-$220,000

Max size: 900 sq ft · Setbacks: 15 feet

New York City, NY

Rent: $2,200-$3,200/mo Build: $150,000-$300,000

Max size: Not allowed (dense urban) · Setbacks: N/A

Rochester, NY

Rent: $1,050-$1,450/mo Build: $105,000-$210,000

Max size: 850 sq ft · Setbacks: 15 feet

North Carolina (3 cities)

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Charlotte, NC

Rent: $1,250-$1,700/mo Build: $115,000-$230,000

Max size: 850 sq ft · Setbacks: 15 feet

Durham, NC

Rent: $1,300-$1,750/mo Build: $120,000-$240,000

Max size: 850 sq ft · Setbacks: 15 feet

Raleigh, NC

Rent: $1,200-$1,650/mo Build: $110,000-$220,000

Max size: 800 sq ft · Setbacks: 15 feet

Oregon (4 cities)

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Bend, OR

Rent: $1,300-$1,800/mo Build: $140,000-$280,000

Max size: 1,000 sq ft · Setbacks: 10 feet

Eugene, OR

Rent: $1,200-$1,700/mo Build: $140,000-$280,000

Max size: 1,100 sq ft · Setbacks: 10 feet

Portland, OR

Rent: $1,400-$1,900/mo Build: $150,000-$300,000

Max size: 1,200 sq ft · Setbacks: 5 feet

Salem, OR

Rent: $1,100-$1,550/mo Build: $130,000-$260,000

Max size: 1,050 sq ft · Setbacks: 12 feet

Texas (5 cities)

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Austin, TX

Rent: $1,300-$1,900/mo Build: $125,000-$250,000

Max size: 750 sq ft · Setbacks: 10 feet

Dallas, TX

Rent: $1,150-$1,700/mo Build: $115,000-$230,000

Max size: 900 sq ft · Setbacks: 15 feet

Fort Worth, TX

Rent: $1,100-$1,650/mo Build: $120,000-$240,000

Max size: 1,000 sq ft · Setbacks: 15 feet

Houston, TX

Rent: $1,100-$1,600/mo Build: $120,000-$240,000

Max size: 1,200 sq ft · Setbacks: 15 feet

San Antonio, TX

Rent: $1,050-$1,550/mo Build: $110,000-$220,000

Max size: 800 sq ft · Setbacks: 20 feet

Virginia (2 cities)

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Alexandria, VA

Rent: $1,650-$2,150/mo Build: $160,000-$320,000

Max size: 900 sq ft · Setbacks: 15 feet

Arlington, VA

Rent: $1,700-$2,200/mo Build: $170,000-$340,000

Max size: 1,000 sq ft · Setbacks: 10 feet

Washington (4 cities)

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Seattle, WA

Rent: $1,600-$2,100/mo Build: $160,000-$320,000

Max size: 1,200 sq ft · Setbacks: 5 feet

Spokane, WA

Rent: $1,000-$1,450/mo Build: $110,000-$220,000

Max size: 1,000 sq ft · Setbacks: 15 feet

Tacoma, WA

Rent: $1,300-$1,750/mo Build: $135,000-$270,000

Max size: 1,100 sq ft · Setbacks: 10 feet

Vancouver, WA

Rent: $1,250-$1,700/mo Build: $135,000-$270,000

Max size: 1,050 sq ft · Setbacks: 10 feet