New Castle County requires property owners to maintain lawns and exterior premises under the 2018 International Property Maintenance Code (Ch. 7). Overgrown grass and weeds exceeding approximately 10–12 inches are typically citable.
New Castle County adopted the 2018 International Property Maintenance Code (IPMC) under Ordinance 18-123, codified in Ch. 7. The IPMC requires exterior premises including lawns to be maintained free of weeds, grass, and vegetation exceeding safe standards (typically 10–12 inches). Code Enforcement officers in the county respond to complaints and issue violation notices.
Property owners receive notice of violation with a compliance deadline. If not corrected, the county may mow and bill the owner, plus impose fines.
New Castle County, DE
New Castle County permits gas and electric leaf blower use with no statewide or county ban. Operation hours align with the county noise ordinance (NCC Code C...
New Castle County, DE
Amplified sound in unincorporated New Castle County is regulated under NCC Code Chapter 22 (noise) and the county's special event permit process. Sound must ...
New Castle County, DE
Wilmington restricts overnight on-street parking 2 AM to 6 AM in posted zones and requires residential permits in many neighborhoods. Unincorporated New Cast...
New Castle County, DE
New Castle County requires electrical permits for Level 2 EV chargers. Delaware law (26 Del. C. §1018) preempts HOA bans on EV chargers. Public stations must...
New Castle County, DE
New Castle County requires a building permit for retaining walls over 4 feet measured from bottom of footing to top of wall. Walls supporting surcharge loads...
New Castle County, DE
New Castle County regulates fence materials through the Unified Development Code (UDC), primarily Article 40 (zoning). Wood, vinyl, composite, wrought iron, ...
See how New Castle County's grass height limits rules stack up against other locations.
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