It's private property and the road is gated, but no one bothered me while I was there. I parked by the side of the road, slipped through the gate bars (luckily pretty wide), and walked about a quarter of a mile. The church wasn't locked.
This is what it looks like from where I parked:
I think a group is maybe keeping it up a little, because it seems like otherwise it would have been overrun with vines by now:
There are a few patches of plaster on the walls but it's mostly bare brick: