City of Derby Zoning Regulations
ARTICLE IV
SECTION 25.13 MISCELLANEOUS REGULATIONS

o) Fences, Walls and Hedges

In residential zones no fence, hedge or wall in excess of four (4) feet in height may be erected within five (5) feet of any property line in the required front yard. 

Higher fences, hedges or walls up to a maximum height of six (6) feet may be erected in the front yard if they are set back ten (10) feet from the property lines. 

No fence, hedge, or wall exceeding six (6) feet in height may be erected within any required side or rear yard. 

No fence, wall or hedge, the gross area of which is 80% or less open, shall be located within a ten (10) foot radius of the intersection of any driveway edge and a street property line. 

This does not apply to wire, stretcher, hurdle, post and rail and split rail fences which do not present impairment to visibility (See App. Fig. 32).