We've been going to Ft. Worden for many years.  Most recently we went camping in Nov 2019 for some cold winter fun.  They had not yet turned off the water, so we had full hookups.  

Here's the link to the friends of Ft. Worden site showing a map of the trails and campground sites.

https://static1.squarespace.com/static/5bc60aff11f7844e8339e840/t/5d517ecfd9c69300011d19e0/1565621974340/PadMap_Trails_06.18.2019.pdf

Here's a link to the WA State Parks Map for Campsites at Ft. Worden.

https://www.parks.state.wa.us/DocumentCenter/View/1873/Fort-Worden-State-Park---camping-PDF