Phoenix House
Lower Level (Garden Entrance)
2 West Main Street
Mendham, NJ   07945
Zoning & Code Enforcement Officer
973-543-7152 ext. 23 
Office Hours
W 10:00am to Noon
                Zoning Map     Street & House Number Map 


  • New Business or Change of Use & Construction
    • Zoning compliance review is required for new businesses or a change of use.
    • Zoning compliance review is generally required for work in and around your property.
    • Always check with Zoning before planning or starting any project.
    • Do not spend a lot of money with a design professional until you know for sure that the project complies with Mendham Borough Zoning Code. 
    • The Code does change, what was permitted in the past may be prohibited or different now.
  • Pools
    • Pools, including decks, patios, filters, heaters, pumps, et al rquire zoning compliance review.
    • Must meet the zoning lot coverage and setback requirements. 
    • All pools require a seperate UCC Construction  Permit.
  • Garden Sheds
    • Require zoning compliance reivew, even if the size does not require a construction permit.
    • Most require a UCC Construction Permit. 
    • All sheds must meet height and setback restrictions. 
  • Patios & Walkways
    • Require zoning compliance reivew.
  • Mendham Borough Historic District
    • It is an Overlay District and has special zoning requirements.
    • Additional review is required by the Historic Preservation Commission (HPC.)
  • Setbacks
    • Property lines and other structures vary from one zoning district to another.
    • Always check for the requirements in your property's zoning district.
  • ​​​​​​ Tree Cutting

  • A Zoning Permit is requried for for fences, walls,  gates and entrance pillars  and must be issued before construction.
    • A Zoning Permit is required for all Flagpoles.
    • Height Allowance 20' or 25'
    • Location on property are covered by the zoning code.
  • Sign Zoning Permit
    • Types of sings vary in size, depending on the zoning district, most require a permit. 
        • Are allowed by zoning permit only.
        • The erection of a temporary free-standing sign by businesses/organizations within the Business Zone shall be permitted only under the following terms & conditions:
  1. The sign shall be made of permanent quality material and shall contain professionally drawn lettering.
  2. The sign shall not be larger than 2’ x 3’.
  3. No more than one (1) freestanding sign shall be allowed per lot.
  4. No sign shall cause pedestrian or vehicular obstruction, nor shall be placed in any parking space, traffic aisle, pedestrian walkway or between the street and sidewalk.
  5. A temporary freestanding sign may contain advertisement for more than one business on the same property if said sign complies with all other applicable requirements.
  6. No sign shall direct attention to a business conducted on a property other than that on which the
  7. sign is located.   
  8. Each temporary sign shall be subject to the issuance to the tenant or property owner of an annual (maximum) permit by the Zoning Officer.
  9. The terms and conditions of this subsection are enforced by the Police Department or Zoning Officer of the Borough of Mendham.
  10. Violators shall be subject to a written warning for 1st offense, a fine not to exceed $100 for 2nd offense & maximum fine not to exceed $250 for each subsequent offense.
  11. All illegal signs may be confiscated.
  • Political Signs
    • Do not require permits.
    • They may be placed 30 days prior to Election Day
    • Must be removed 7 days after Election Day.
    • Maximum Size Allowed
      • 2' x 3' ft or 6 sq ft 




  • Vehicles  'For Sale'  
    • Cannot be parked in the front yard of any property. 
    • Only in the driveway.
  • Outside Displays
    •  Are prohibited except for the dates specified in the Borough ordinance. 
  • Power Equipment Noise Code
  • Type of Equipment 
    • Equipment which uses electric, gasoline or a source of power other than manual and shall specifically include a power saw, hammer, sander, drill, grinder, lawn mower, leaf blower, woodchipper, thatcher, generator, air compressor, etc.
  • Hours of Use
    •  No construction activities or use of power equipment shall take place at any time other than the following:
  • Weekdays
    • Monday through Saturday between the hours of 7:00 a.m. and 6:00 p.m.
  • Sundays and Holidays
    • No construction activities or use of power equipment shall be permitted on Sundays or on New Year's Day, Memorial Day, Independence Day, Labor Day, Thanksgiving Day and Christmas Day.
  • Exceptions 
    • Construction activities or use of power equipment by a  property owner on their own property provided that such activity is not carried on for profit or livelihood and is not performed by a paid contractor, may be carried on any day between the hours of 7:00 a.m. and 9:00 p.m
    • The operation of a farm as permitted under the Right to Farm Act (N.J.S.A. 4:1C-1 et seq.)

    • In case of health or safety, the Construction Official may grant a permit for construction activities or use of power equipment for a period not to exceed three days, subject to renewal for periods of three days or less, during hours otherwise prohibited by this section, as the Construction Official shall determine if emergency or in the interest of publicare necessary.

    • If the Construction Official determines that the public health, safety and welfare will not be impaired by construction activities or use of power equipment relative to any building or the excavation of streets and highways during hours otherwise prohibited by this section, and if he shall further determine that substantial loss or inconvenience would be suffered by any party if the ability to engage in such activities was denied, he may grant permission for such work to be done during hours otherwise prohibited by this section upon application being made at the time the permit for said work is awarded or during the progress of the work. Activities confined within a wholly enclosed building or structure

    • Activities necessary to prevent injury to persons or property, including snow removal

    • Activities conducted by or for any government unit or agency

    • The operation of a generator during a power failure