We have a block of rooms reserved at the Marriott Deptford (at a discounted price!) if you go through the following link:

https://www.marriott.com/event-reservations/reservation-link.mi?id=1708710281628&key=GRP&app=resvlink

There will be a shuttle from this hotel to the venue and back before and after the wedding.
The hotel check-in time is 4pm, but they will get you in as early as possible if you go anytime after 1pm.