Family Court – New Castle County Family Court – New Castle County CategoryArrest - Court - Legal TagsFamily CourtPost Bail Locations New Castle County 500 N King St, Wilmington, DE 19801 See on the Map Availability Time Monday 8AM to 4PM Tuesday 8AM to 4PM Wednesday 8AM to 4PM Thursday 8AM to 4PM Friday 8AM to 4PM Saturday CLOSED Sunday CLOSED Contact Info 302-255-0300 https://courts.delaware.gov/locations/family_nc.aspx admin2021-08-03T19:01:35-04:00