Building Department in New Castle County, DE

Explore all public building departments in New Castle County, DE including locations, hours, and contact information.

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Newark City Building Department
220 South Main Street, Newark, DE 19711
302-366-7055
Newark Planning Department
220 South Main Street, Newark, DE 19711
302-366-7030
Middletown Permits
19 West Green Street, Middletown, DE 19709
302-378-1171
New Castle Permits
900 Wilmington Road, New Castle, DE 19720
302-322-9813