Accessory Structures in Frisco, TX (2026)
5 verified accessory structures rules for Frisco, Texas, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Frisco's Zoning Ordinance allows a Garage Apartment or Guest House as an incidental residential use under Section 4.06.03, but only with a Building Permit, only if it isn't sold separately from the main house, and only rented while the primary dwelling stays owner-occupied. Setbacks track the same accessory-structure table used for sheds and patio covers.
Frisco Garage Apartment and Guest House Rules
Some RestrictionsFrisco Zoning Ordinance § 4.06.03
A Garage Apartment or Guest House shall be allowed as an incidental use on the same lot or tract as the main dwelling unit provided that it meets the following standards. (A) Location. (1) A Garage Apartment shall be constructed attached to a garage, either above or on the same level as the garage). (2) A Guest House shall be constructed separate from the main dwelling. (B) Building permit requ...
ADU Owner Occupancy
Frisco lets a homeowner rent out a garage apartment or guest house, but only while the main house stays owner-occupied. Section 4.06.03(C)(2) of the zoning ordinance conditions any rental of the accessory unit on that owner-occupancy status, closing off renting out both the main dwelling and the accessory unit as two separate rentals at once.
Frisco Garage Apartments Rentable Only If Owner Lives There
Some RestrictionsFrisco Zoning Ordinance § 4.06.03(C)(2)
Rental. (2) A Garage Apartment or Guest House may be rented or offered for rent provided that the main dwelling unit is owner-occupied.
ADU Rental Restrictions
Frisco allows a garage apartment or guest house on the same lot as the main dwelling, but Section 4.06.03(C)(1) locks the accessory unit to the property: it may not be sold separately from the sale of the entire property, including the main dwelling unit. A homeowner cannot subdivide title, condo the unit, or sell just the accessory dwelling and keep the house.
Frisco Guest Houses Cannot Be Sold Separately
Some RestrictionsFrisco Zoning Ordinance § 4.06.03(C)(1)
Rental. (1) A Garage Apartment or Guest House may not be sold separately from the sale of the entire property, including the main dwelling unit.
Shed & Carport Rules
Frisco's Zoning Ordinance bars accessory structures, including sheds, from commercial use in residential districts under Section 4.06.01 and keeps them out of every easement under Section 4.06.04(B). A shed built in the rear portion of a lot must sit at least 10 feet from the main house or match the house's rear setback, though alley-loaded lots get a 3-foot rear setback for sheds no taller than 8 feet.
Frisco Backyard Shed Size and Setback Rules
Some RestrictionsFrisco Zoning Ordinance §§ 4.06.01, 4.06.04, Figure 4.06.04.1
In the following applicable residential zoning districts, an accessory structure shall not be used for commercial purposes. ... An Accessory Structure is prohibited in any easement. ... No structure shall be placed in the side yard setback between the front and rear yard setback lines. No structure shall project into the front yard beyond the face primary structure (not to include the porch are...
Garage Conversions
Frisco's zoning ordinance requires two enclosed garage parking spaces on lots in the RE, SF-16, SF-12.5, SF-10, SF-8.5, SF-7, OTR, PH, 2F and TH districts, so converting an attached garage into a bedroom, office or den without replacing that enclosed parking violates Section 4.04.02(E)(1). The required spaces must also stay clear of encroachments under Section 4.04.02(F)(2).
Frisco Garage Conversions Must Keep Two Parking Spaces
Some RestrictionsFrisco Zoning Ordinance §§ 4.04.02(E)(1)-(2), (F)(1)-(2)
Minimum parking provisions. In the following zoning districts, there shall be a minimum of two (2) enclosed garage parking spaces. ... In addition, there shall be two (2) paved parking spaces provided behind the front property line only for the purpose of allowing on-site stacking or maneuvering to the enclosed spaces. ... In the zoning districts listed in subsection (E) above, required enclose...
Looking for Collin County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Frisco city rules.
Accessory Structures in Collin County →