📋 Key Rule
Delaware counties and municipalities set their own fence requirements. New Castle County requires permits for fences over 6 ft in residential zones. Kent and Sussex counties vary.
Does My Fence Need a Permit in Delaware?
In Delaware, fence permit requirements are set at the county or municipal level. The general threshold across most Delaware jurisdictions is: Generally: over 6 ft requires permit; check your specific county. However, local rules vary — always verify with your specific county or city building department before beginning construction.
Common Delaware Fence Permit Thresholds
| Location on Property | Typical Threshold | Permit Required? |
|---|---|---|
| Backyard | Over 6 ft | Required |
| Backyard | 6 ft and under | Varies by county |
| Front yard | Over 4 ft | Required |
| Any location — flood zone | Any height | Required |
How to Find Your Delaware County's Rules
Search for "[your county name] Delaware fence permit" to find your county building department's website. Look for the building, planning, or development services department. Most county websites publish their permit fee schedules and threshold rules online. If you can't find it, call your county's building department directly and ask: "Does a [height]-foot fence in my backyard require a permit?"
Setback Rules in Delaware
Setback requirements for fences in Delaware vary by county zoning district. Most residential zones allow fences to be placed at or near rear and side property lines. Front yard fences must stay behind the right-of-way boundary (which is not the same as the curb or sidewalk edge). See our setback rules guide for how to measure correctly.
Free: Fence Permit Application Checklist
Everything you need to prepare before visiting your Delaware county building department.
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