AccessoryDwellingUnitServices
☰
ES 📞 (815) 860-2798

Accessory dwelling unit permit cost — Providence, RI

Looking for accessory dwelling unit permit cost in Providence, RI? Call AccessoryDwellingUnit Services for a contact a provider — no obligation. Licensed adu builders serve Providence and the surrounding area, and you'll get straight answers on timing and what affects the price.

Last updated: September 24, 2026

What affects the price

Building an ADU involves several moving parts that shape your total investment. The final figure depends heavily on whether you choose a prefab unit or a custom build from the ground up. Site conditions are another major factor; if your property requires extensive grading, utility trenching, or foundation work, costs will climb. You also have to consider your choice of finishes, like high-end appliances or custom cabinetry. Navigating local permit fees and impact assessments also adds to the total.

Frequently asked in Providence

What are the disadvantages of ADUs?
How much does an ADU cost in Massachusetts?
What are the rules for ADUs in California?

California's ADU regulations are distinct from those in Rhode Island. California has specific laws promoting ADUs, but Providence has its own local zoning ordinances that dictate size, placement, and parking requirements. It's important to understand the rules specific to your city. A specialist can detail these for you.

Rhode Island may have different incentive programs, or none at all, for ADUs. It's best to inquire with a local professional about any available grants or financial assistance in the Providence area. We can help you find that information.

What are the rules for ADU in Maryland?

Maryland's ADU rules differ from those in Rhode Island. Providence has its own specific set of regulations regarding ADU development, covering aspects like lot size, setbacks, and occupancy. Consulting with a local ADU expert is the most reliable way to understand what's permitted on your property. They can provide tailored advice.

What are the rules for ADU in California?

Also serving nearby: Fall River · Brockton · New Bedford · Newton · Worcester

All cities in Rhode Island →

More on this: HUD ADU resources — ADU policy and financing research.

Service area details

190,792residents
10,365per sq mile
8ZIP codes served

Serving all of Providence — population 190,792; about 10,365 residents per square mile across 18.4 sq mi. ZIP codes covered include 02901, 02902, 02903, 02904, 02905, 02906, 02907, 02908.

Neighborhoods served in Providence: College Hill, Federal Hill, East Side, West Side, South Side — and every surrounding area.

Areas we serve

Browse by state, then city.

Alabama (4)

All of Alabama · Birmingham · Huntsville · Mobile · Montgomery

Alaska (1)

All of Alaska · Anchorage

Arizona (9)

All of Arizona · Chandler · Gilbert · Glendale · Mesa · Peoria · Phoenix · Scottsdale · Tempe · Tucson

Arkansas (1)

All of Arkansas · Little Rock

California (32)

All of California · Anaheim · Bakersfield · Chula Vista · Elk Grove · Fontana · Fremont · Fresno · Garden Grove · Glendale · Huntington Beach · Irvine · Lancaster · Long Beach · Los Angeles · Modesto · Moreno Valley · Oakland · Oceanside · Ontario · Oxnard · Palmdale · Rancho Cucamonga · Riverside · Sacramento · San Bernardino · San Diego · San Francisco · San Jose · Santa Ana · Santa Clarita · Santa Rosa · Stockton

Colorado (4)

All of Colorado · Aurora · Colorado Springs · Denver · Fort Collins

District of Columbia (1)

All of District of Columbia · Washington

Florida (11)

All of Florida · Cape Coral · Fort Lauderdale · Hialeah · Jacksonville · Miami · Orlando · Pembroke Pines · Port St. Lucie · St. Petersburg · Tallahassee · Tampa

Georgia (3)

All of Georgia · Atlanta · Augusta-Richmond County · Columbus

Hawaii (1)

All of Hawaii · Urban Honolulu

Idaho (1)

All of Idaho · Boise City

Illinois (2)

All of Illinois · Aurora · Chicago

Indiana (1)

All of Indiana · Fort Wayne

Iowa (1)

All of Iowa · Des Moines

Kansas (2)

All of Kansas · Overland Park · Wichita

Kentucky (2)

All of Kentucky · Lexington-Fayette · Louisville/Jefferson County

Louisiana (3)

All of Louisiana · Baton Rouge · New Orleans · Shreveport

Massachusetts (2)

All of Massachusetts · Boston · Worcester

Michigan (2)

All of Michigan · Detroit · Grand Rapids

Minnesota (2)

All of Minnesota · Minneapolis · St. Paul

Missouri (3)

All of Missouri · Kansas City · Springfield · St. Louis

Nebraska (2)

All of Nebraska · Lincoln · Omaha

Nevada (3)

All of Nevada · Henderson · Las Vegas · North Las Vegas

New Jersey (2)

All of New Jersey · Jersey City · Newark

New Mexico (1)

All of New Mexico · Albuquerque

New York (3)

All of New York · New York · Rochester · Yonkers

North Carolina (4)

All of North Carolina · Cary · Fayetteville · Raleigh · Winston-Salem

Ohio (5)

All of Ohio · Akron · Cincinnati · Cleveland · Columbus · Toledo

Oklahoma (2)

All of Oklahoma · Oklahoma City · Tulsa

Oregon (2)

All of Oregon · Eugene · Salem

Pennsylvania (2)

All of Pennsylvania · Philadelphia · Pittsburgh

Rhode Island (1)

All of Rhode Island · Providence

South Dakota (1)

All of South Dakota · Sioux Falls

Tennessee (5)

All of Tennessee · Chattanooga · Clarksville · Knoxville · Murfreesboro · Nashville-Davidson metropolitan government (balance)

Texas (17)

All of Texas · Amarillo · Arlington · Austin · Brownsville · Corpus Christi · Dallas · El Paso · Frisco · Garland · Grand Prairie · Houston · Irving · Laredo · Lubbock · McKinney · Plano · San Antonio

Utah (1)

All of Utah · Salt Lake City

Virginia (5)

All of Virginia · Chesapeake · Newport News · Norfolk · Richmond · Virginia Beach

Washington (3)

All of Washington · Spokane · Tacoma · Vancouver

Wisconsin (2)

All of Wisconsin · Madison · Milwaukee