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SetbackIQ

Setback requirements in Prince George's County, MD

Accessory structures in Prince George's County have their own setbacks, usually smaller than the house's. They change by zoning district, so look up your lot to see which table applies.

Rules last checked by a person on October 20, 2026. Guidance only; confirm with Prince George's County before you build.

Find your district

What are you building?

RSF-65 Residential, Single-Family-65

Shed: House setbacks25 ft front, 8 ft side, 20 ft rear

Everything for RSF-65 Residential, Single-Family-65

RSF-95 Residential, Single-Family-95

Shed: House setbacks25 ft front, 8 ft side, 20 ft rear

Everything for RSF-95 Residential, Single-Family-95

Citywide placement rules

ADU: Setbacks (state minimum)No stricter than for other accessory structures
Fence: Corner sight triangle3 ft max within 25 ft of the intersection

Sources

  1. Prince George's County DPIE, What work is exempt from obtaining a permit?. Checked 2026-10-20.
    A one-story detached accessory structure on one- and two-family dwelling properties with less than 150 square feet of floor space not designed or intended for occupation or habitation and limited to 1 accessory structure only per property... A retaining wal…
  2. Prince George's County DPIE, I want to put up a shed. When is a permit required?. Checked 2026-10-20.
    A permit is not required if your shed is less than 150 square feet.
  3. 44 CFR 59.1, definition of development (NFIP). Checked 2026-10-19.
    Development means any man-made change to improved or unimproved real estate, including but not limited to buildings or other structures...
  4. 44 CFR 60.3, floodplain management criteria. Checked 2026-10-19.
    Require permits for all proposed construction or other development in the community...
  5. 2024 IRC R105.2, Work exempt from permit (text published by the City of Benson, AZ). Checked 2026-10-19.
    One-story detached accessory structures, provided that the floor area does not exceed 200 square feet. Fences not over 7 feet high. Decks not exceeding 200 square feet in area, that are not more than 30 inches above grade at any point, are not attached to a…
  6. Prince George's County DPIE, Projects that qualify for homeowner walk-through reviews (9/30/2024). Checked 2026-10-20.
    Deck, One Level - No more than 1,000 sq. ft. ... Accessory Structures (Gazebo/Garage/Pergola/Shed/Carport Only) - No more than 500 sq. ft. and 15 ft. high ... Fence - New/Replacement [qualify for homeowner walk-through review].
  7. Maryland Department of Planning, ADU FAQ for local governments (HB 1466, 2025). Checked 2026-10-20.
    Local governments must authorize ADUs on lots with a single-family detached dwelling by October 1, 2026; allow ADUs up to 75% of the primary dwelling's size; apply setbacks no stricter than for accessory structures; and impose no extra parking unless a stud…
  8. Maryland ADU Guide, Prince George's County CB-074-2026 status (October 2026). Checked 2026-10-20.
    CB-074-2026 was enacted September 29 [2026]... [it] establishes zoning standards consistent with Maryland's statewide ADU law... [The Council record lists an effective date of November 16, 2026; confirm with DPIE.]
  9. Prince George's County DPIE, Residential fence permits. Checked 2026-10-20.
    Fences taller than four (4) feet require a permit... all properties located on a corner lot, must possess a permit to install a fence, regardless of height... NO VISUAL OBSTRUCTION MORE THAN THREE (3) FEET HIGH (above the curb level) [within the sight trian…