Accessory Structures in Parsippany-Troy Hills, NJ (2026)
3 verified accessory structures rules for Parsippany-Troy Hills, New Jersey, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
In Parsippany-Troy Hills, New Jersey, an accessory apartment is allowed only as an affordable accessory apartment, a conditional use in the R-1 District under § 430-50E. It needs a lot of at least 40,000 square feet, a separate entrance, 450 to 750 square feet of floor area, a 30-year affordability deed restriction, and a Township cap of five moderate-income units.
Affordable Accessory Apartment Rules in Parsippany-Troy Hills, NJ
Significant RestrictionsParsippany-Troy Hills Township Code § 430-50E
E. Affordable accessory apartments as defined in § 430-8, in the R-1 District only and subject to the requirements set forth hereinafter: ... (1) The minimum lot area must be at least 40,000 square feet, with a width of at least 200 feet. (2) The affordable accessory apartment must have its own separate entrance from ground level not visible from the street and shall not be accessible from the ...
Shed & Carport Rules
In Parsippany-Troy Hills, a shed serving a residential dwelling must sit no closer than six feet to the side or rear lot line, and an accessory building in a residential or business zone is capped at 15 feet or 1 1/2 stories, whichever is less. Storage sheds earn an extra 100 square feet of building coverage, and no accessory building permit issues before the dwelling is under construction.
Shed and Accessory Building Rules in Parsippany-Troy Hills
Some RestrictionsParsippany-Troy Hills Township Code §§ 430-10, 430-13
C. Sheds permitted as an accessory use to a residential dwelling shall be located no closer than six feet to the side or rear lot line. ... No accessory buildings permitted by this section shall be placed in any required yard except as specified hereinafter in this section. ... ... B. Limitations. (1) No accessory building within any residential zone or business zone shall be more than 15 feet ...
Garage Conversions
In the Township of Parsippany-Troy Hills, converting an attached garage into a dwelling is allowed only as an affordable accessory apartment, a conditional use in the R-1 District only. The lot needs 40,000 square feet and 200 feet of width, and the unit must be 450 to 750 square feet.
Garage Conversions in Parsippany-Troy Hills
Significant RestrictionsParsippany-Troy Hills Township Code § 430-50E
E. Affordable accessory apartments as defined in § 430-8, in the R-1 District only and subject to the requirements set forth hereinafter: ... (1) The minimum lot area must be at least 40,000 square feet, with a width of at least 200 feet. ... (3) The affordable accessory apartment may not be within the building footprint of the principal single-family residence on site. Construction of an addit...
Looking for Morris County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Parsippany-Troy Hills city rules.
Accessory Structures in Morris County →