Vinyl picket fence installed by Chadds Ford Fence Company

Guide · Updated November 13, 2026

Fence permits inNew Castle County, DE

In northern Delaware, who handles your fence permit depends on where the property is: New Castle County for unincorporated communities, or the city for Wilmington and Newark.

County or city?

Many northern Delaware communities, including Claymont, Greenville and Hockessin, aren't incorporated towns, so New Castle County's Department of Land Use handles their building and zoning permits. Wilmington and Newark are cities with their own code offices.

  • Unincorporated areas (e.g. Claymont, Greenville, Hockessin)

    Who to check with
    New Castle County Department of Land Use
  • Inside Wilmington city limits

    Who to check with
    City of Wilmington
  • Inside Newark city limits

    Who to check with
    City of Newark

Sources: New Castle County, City of Wilmington, City of Newark

Pool fences

If the fence will enclose a pool, it's a safety barrier with its own rules on height, gaps and self-closing, self-latching gates. New Castle County publishes its own pool barrier requirements; check them, or your city's, before planning the fence.

Sources: New Castle County pool barrier requirements

Questions to ask before you build

We couldn't find published fence height limits for the county or the cities to quote here, so ask the right office directly:

  • Is a permit needed for this fence, and for replacing an old one?
  • What are the height limits in the front, side and rear yards?
  • How far back from the property line, sidewalk or road does it need to be?
  • Are there extra rules for corner lots or easements?
  • Does your homeowners association or deed have its own fence rules?

Call 811 before digging

Delaware requires notifying Miss Utility (811) at least two full working days, and no more than ten, before digging, including post holes. Don't dig until every utility has responded, and in Delaware no powered equipment within 24 inches of the marks.

Sources: Miss Utility of Delmarva: homeowners

Common questions

Do I need a permit for a fence in New Castle County, DE?
Check with the right office: New Castle County's Department of Land Use for unincorporated areas like Claymont, Greenville and Hockessin, or the City of Wilmington or City of Newark inside those cities.
Who handles fence permits in Hockessin or Greenville?
Both are unincorporated, so New Castle County's Department of Land Use handles building and zoning permits there.
How much notice does Delaware 811 need?
At least two full working days, and no more than ten working days, before you dig.

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