According to our records, this business is located at 493 E Main St. in Middletown (in New Castle County), Delaware 19709, the location GPS coordinates are: 39.4506364 (latitude), -75.698989 (longitude). Silverlake Day Treatment Center is categorized under State Government Offices (SIC code 9121). Known organization manager is Thomas Olson. You can contact the company by phone at (302) 378-5224; the following fax number is also provided: (302) 378-5244.